Calls: Send in your ideas. Deadline December 1st, 2023.

All projects

Since 1997 NLnet foundation has funded many projects, on many different layers of the internet as well as on capacity building, standards setting, open hardware, software licenses and education.

Projects supported by NLnet foundation inlude:

project end
#Seppo! Portable ActivityPub implementation
0cpm 2013 0cpm, open firmware for digital telephony
0KNOW Group Theoretic Zero-knowledge Proofs (0KNOW)
802.11n feature of openwifi Open Hardware implementation of wifi
A Distributed Software Stack For Co-operation 2020 Facilitating easy ad hoc cooperation
A proof of concept of identity-based encryption Make encryption simpler
A Secret Key Store for Sequoia PGP Standards-compliant private key store for OpenPGP
A-A-P 2003 tools for developing, distributing, and installing software
AALT (Accelerated Analog Layout Tool) More efficient analog layout generation for chips)
AbiCollab 2013 AbiWord Telepathy and SIP backends
AbiMacOS 2011 Port Abiword to MacOS
AbiRDF 2012 Abiword RDF
AbiRDF2 2013 Abiword RDF-2
Accessible security Integration effort of independent security efforts like Qubes, Heads, coreboot, etc
ActivityPods Framework for fully-decentralized social apps, combining ActivityPub and Solid Pods
Adding TPM Support to Sequoia PGP Implement use of TPM 2.0 crypto hardware for OpenPGP
Adding Web-of-Trust Support to PGPainless Web-of-Trust specification support for Java
Adera Relevant scientific research results
Adopting the Noise Key Exchange in Tox Improved security of Tox instant messaging with NoiseIK
AEAP Automated e-mail address porting to a new provider
Aerogramme Standards-compliant open-source IMAP server with server-side encryption
AGFL 2002 parser generator system for natural languages
AHA! 2003 transparent adaptive functionality for web servers
AI-VPN Local machine-based learned analysis of VPN trafffic
Alder Lake Desktop Open firmware for widely used Desktop/Workstation motherboard
ALIAS 2003 analysis of legal and technical implications of the use of software agents
Ambulant 2007 providing a reference SMIL 3.0 implementation
Analog/Mixed-Signal Library OSHW component library for ASIC design
Anchorboot Pre-built UEFI replacement firmware for ARM-based ChromeOS devices using coreboot/U-Boot
Anomos 2011 a pseudonymous, encrypted multi-peer-to-peer file distribution protocol
Anonymisation for Data Donations Facilitate platform scrutinization through anonymised data contributions
Apicula Open source tools for working with Gowin FPGAs
Arcan-A12 Explorative p2p protocol for fast and secure remote desktops
AREXERA Crawler C++ based web crawler
Ari Purely functional programming language designed to "type" binary files
Armbian Versatile OS for ARM-based single board computers
ARPA2 2017 Working towards a decentralised global internet that offers security and privacy by design.
ARPA2 LDAP Middleware Privacy enhancing middleware
ARPA2 resource ACL and HTTP SASL modules for NGINX Extend consistent access control to NGINX webserver
ARPA2 Steamworks 2019 ARPA2 Steamworks
ARPA2 Steamworks Near-instantaneous controlled configuration settings over any network
ArtistHub Allow creative artists to gain visibility and build reputation on the web
Assessing Cyber Security 2015 This report aims to assessing what we know about cyber security threats based on a review of 70 studies published by public authorities, companies, and research organizations from about 15 countries over the last few years. It answers the following questions: what do we know about the number, origin, and impact of cyber attacks? What are the current and emerging cyber security trends? And how well are we prepared to face these threats?
Atom-Based Routing 2003 Improving global internet routing by implementing atom-based routers.
Atomic Data Typesafe handling of LinkedData
Atomic Tables Self-hostable tabular structured data solution
Audio/Video Calls in Libervia Encrypted Audio/Video Calls in multi-frontend XMPP client
Authenticated DNSSEC bootstrapping Secure in-band announcements of DNSSEC parameters
Autocrypt for Thunderbird Make email encryption extremely simple
Automated clearing of source code files More efficient retrieval of security and license compliance contextual information
Automating mobile app interception with Frida Mobile app network introspection for security research
Babelia Search engine and crawler in Scheme
Balthazar One laptop for the new internet age.
Balthazar - One laptop for the new internet age. A secure fully open hardware laptop
Balthazar Casing Open hardware laptop
Bana Personal network oriented ActivityPub powered social networking
BB3-CM4 CM4 compatible MCU board
BBBsecureChat Add E2EE instant messaging to Big Blue Button meetings
Bertie Formally verified TLS 1.3 implementation
betrusted A protected hardware device for your private matters.
Betrusted OS An embedded OS for cryptographic devices
Betrusted software A minimalist and secure OS for embedded communication devices
Betrusted Storage Plausably deniable encrypted storage
binary-analysis-ng improvements Integrate Kaitai in binary-analysis-ng
BIND DLZ 2005 BIND 9 Dynamically Loadable Zones implementation
Bitmask User-friendly and secure VPN configuration
Bits of Freedom 2006 support for Bits of Freedom
BlenderWeb 2009 free 3D animation and compositing suite
Blink Qt Messaging Add modern encryption to SIP softphone
Blink RELOAD Secure P2P real-time communications with RELOAD
BlockNote An modern, open source Block-based editor
Bonfire federated groups Create, join and manage federated groups across instances
Bonfire Search & Discovery Improving search and discoverability in the Fediverse
Briar 2020 A secure messaging app with offline capabilities
Briar Desktop E2EE online and offline messaging and discussion
Bricophone 2009 community-oriented mobile phone infrastructure
Build Transparency (Trustix) Towards a decentralized supply chain for software
Cable A new wire protocol for cabal (and beyond)
CAcert support for CAcert
CAIEC 2008 Investigate information offered by consumer organisations
Calligra-SVG 2012 Improve fallback mechanisms in Calligra ODF loading and saving.
Calligra-Windows 2012 Bringing Calligra Suite to Windows
Canaille Zero-knowledge opinionated OpenID Connect (OIDC) server.
Canarytail Warrant canary standardization and automation
Caster Open-hardware high-refresh-rate electrophoretic display controller
Castopod Podcasting in the fediverse
Castopod Mobile Userfriendly mobile podcasting application
Castopod Plugins Add plugins to the Castopod podcast server
CeroWRT 2018 an experimental firmware to push forward the state of the art of edge networks and routers.
CeroWRT II Make Wi-Fi routers faster and more reliable
Certbot ECDSA support
Charon Privacy-enabling account management and SSO solution
Chips4Makers ASICs
choreo-rs Choreography programming language integrated with the Rust ecosystem
Choreographic Programming: From Theory To Practice Generating a standard library of core distributed algorithms with formal proofs
Cloud hosting service portability Service portability for cloud hosting platforms
CNSPRCY E2EE connections between trusted devices
CodeYard 2008 Open-Source software development for students in secondary education
Coko Docs A modern, open source replacement for Google Docs and Drive
CokoDocs Add ODF, legacy office and PDF capabilities to CokoDocs
Collabora Online and LibreOffice Improved visual document search for cloud service
Collabora Online/LibreOffice Accessibility Private and accessible collaborative editing with Collabora Online/LibreOffice
Coloquinte High performance placement of cells inside digital electronic circuitry
Condensation Data System CRDT-driven data store that guarantees data ownership
Conferences 2010 Sponsoring of various conferences
Connect by Name Library for easy connection setup
Converged Security Suite Improvements Open source tooling for BIOS configuration
Conversations 2020 A secure mobile messaging client
Conversations 3.0 Secure and standards-compliant XMPP client for Android
Conzept encyclopedia An alternative encyclopedia
Corteza Discovery (Geo)search and discovery within federated services
CP2PC 2003 common programming interface for peer-to-peer systems
CPAN6 2011 collecting collections of digital information 2015 An open source open hardware security module to protect communications
CryptoLyzer Cryptographic settings analyzer library
CryptPad Real-time collaboration with client-side encryption
CryptPad Auth Implement external identity mechanisms to E2EE collaborative editor
CryptPad Blueprints Server-side encrypted collaborative editor
CryptPad for communities Collaborative web editor with client-side encryption
CryptPad: Project Dialogue Secure surveys and polls for Cryptpad
CUGAR 2011 Implement a Wireless Access Point and a back-end
CuteHIP 2010 lightweight implementation of Host Identity Protocol (HIP) on Java
DANCE4All Implement DANCE specification in GnuTLS and MbedTLS
Dat Private Network Private storage in DAT
DATALISP Universal data interchange format using canonical S-expressions
DAVx⁵ Share Contacts, Calendars, Tasks, Notes & Journals
DCnets Implementation of Dining Cryptographers Network
Debug Adapter with Nix Implement the Debug Adaptor Protocol for Nix
Decibel 2007 service architecture for multi-media based communication
Deep Firmware 2017 Active discovery of known and unknown security vulnerabilities in firmware
DeltaBot 2020 Social discovery over mail-based chat
DeltaChat/WebXDC Portable private apps that can be shared in e.g. chat
Democratic SendComm Easy to use connected open hardware device
dhcpcanon Network configuration with better privacy
DIFR-TSPM 2009 a demonstrator of a different way to inform consumers about the RFID tags
DIME 2019 A new encrypted, end-to-end email protocol
Dino User-friendly and secure instant messaging
Discourse ActivityPub Connecting internet discussions with ActivityPub
Discover and move your coins by yourself A safe way to explore and work with cryptocurrency forks
Distributed Mechanism Learning Privacy preserving ways of distributed data usage
Distributed Private Trust Decentralised trust and reputation system
Distributed Trust for Web Servers Establishing a Distributed Trust Authority
DMT Implementation of MOSFET Parameter Extraction Flow for Sky130 into DMT
DNSCCM 2012 DNS NSCP implementation for BIND and NSD
DNSSEC Key Signing Suite A best practise for DNSSEC Key Signing
DNSSEC-mail 2013 DNSSEC for OpenDKIM and OpenDMARC
Dolphin authorisation Avoid privilege escalation in the Dolphin file manager
Donations smaller contributions to various activities
Dowse 2016 Dowse is a smart digital network appliance for home based local area networks.
dream2nix Automate reproducible packaging for various language ecosystems
DRTM implementation for AMD processors Unified framework for dynamic RTM
Dual-level Specification Inference Make formal verification more practical with dual-level Specification Inference
dweb-search Index DHT based distributed webs
Dynamic indexing for real time graph database Provide faster query results through algorithmic preprocessing
e-Passports 2009 use of (hardware) electronic passports for user authentication over internet
Earthstar P2P protocol and APIs for collaborative and social applications
Earthstar (Encryption, Safety, and Local Sync) Improve security, encryption and sync capabilities in Earthstar CRDT
Edalize ASIC backend Create open hardware silicon with a fully free software toolchain
EDeA Repeatable, automated measurement data capture
EDeA A forge suitable for open hardware development
eduVPN Making secure VPN network technology available to everyone
eduVPN app Add Wireguard protocol to federated VPN suite
eduVPN multi-protocol Review of the eduVPN multi-protocol project.
eduVPN on Apple eduVPN for Apple devices
eduVPN on Apple part II Improved version of eduVPN for Apple devices
EEZ DIB EEZ DIY Instrument Bus
EEZ Studio Open source tooling for measurement and test equipment
EGIL SCIM client System for Cross-domain Identity Management
ELF Linking Analytic tools for UNIX' Executable and Linkable Format - Resilient, distributed content sharing Resilient, human-centered, distributed content sharing and discovery.
Email for expert news Keep up to date with a flow of publication
Encoding for Robust Immutable Storage (ERIS) Encrypted and content-addressable data blocks
End-To-End Encryption for Jitsi Meet Proven strong encryption for open source video conferencing
Etebase - protocol and encryption enhancements Redesign EteSync protocol and encryption scheme
EteSync - iOS application Encrypted synchronisation for calendars, addressbook, etc
Ethersync Real-time co-editing of local text files
Event Federation Plugin for WordPress Add ActivityPub to events created with most common WordPress event plugins
EventFahrplan Conference schedule app with strong offline capabilities
Explain Deep search on open educational resources
Explain Direct Providing effective and efficient access paradigms for open educational material
Extend EFI support in BSDs Bring automated firmware update to BSDs
Extending PeerTube Adding advanced search capabailities to PeerTube
Exter Proxy-based external browser extensions
FABulous Demo SoC SoC with open source FPGA based on FABulous
FairSync Simplify aggregation and discovery of places and events
Fairwaves 2013 Fairwaves
Fashion Freedom Supporting research, development, and education to bring the fashion industry into the 21st century
Fast RSA + PQ Blind Signatures Fast multiprecision integers for blind RSA and Post-Quantum signatures
Faster and configurable datapath/Linux xfrm 2019 Rewriting nftables to optimise for xfrm
Federated software forges with Gitea Add ActivityPub based federation to Gitea
Federated software forges with Gitea Use W3C ActivityPub to federate amond software forges
Federated Task-Tracking with Live Data Track tasks and issues in a federated way
Federated Timesheets Interoperable machine-readable time tracking
Fediverse Test Framework Test bench for ActivityPub implementations Find your way in the Fediverse
FemtoStar Project Open Hardware Communications Satellite
FFII 2008 support for the Foundation for a Free Information Infrastructure
FileSender FileSender is a secure and private way to share large files with anyone.
Finish porting Replicant to newer Android version Alternative, free software version of Android
First Classify Documents Categorise different types of official documents
Fix the Pitch Black Attack in Freenet routing A decentralized distributed platform for private communication
Flarum Add federation and much more to the extensible forum software Flarum.
FLOSS 2008 Stimulating FLOSS dissemination in The Netherlands
FLOSS-manuals 2009 on-demand printing of Open Source manuals
Fobnail Remote attestation delivered locally
Folksonomy engine for the food ecosystem Data modelling by the community
ForgeFed Federation for software collaboration tools
ForgeFed Federating software forges with ActivityPub
Forgejo An open source software forge with a focus on federation
FOSS Code Supply Chain Assurance Mitigate attacks through software dependencies
FOSS Code Supply Chain Assurance II Add approximate matching capabilities to software vulnerability discovery
Fractal Native client for the Matrix protocol
Free Software Vulnerability Database A resource to aggregate software updates
Free Software Vulnerability Database A resource to aggregate software updates
FreeBSD-3G 2010 network drivers for 3G cards on FreeBSD
Frictionless Standards (v2) New version of the Frictionless Standards specification + improved tooling
Friendly Forge Format (F3) Proposed Standard for secure communication between software forges
FSF 2008 support for the Free Software Foundation
FSF Europe 2010 support for the Free Software Foundation Europe
FSF Priority 2010 stimulating High Priority Projects of the Freedom Software Foundation
FTEproxy 2015 FTE enables developers to build systems resistant to surveillance and censorship.
Full-source GNU Mes on ARM and RISC-V Expand full-source bootstrap to other CPU platforms
Funkwhale ActivityPub-driven audio streaming and sharing
Funkwhale ActivityPub-driven audio streaming and sharing
fwupd Automatic Firmware updates for BSD operating systems
Garage Lightweight geo-distributed data store compatible with Amazon S3
Gash Port Gash to GNU Mes for auditable bootstrap
GDPR Compliance 2018 Support instruments for the country adoption of the GDPR
Genealogos Nix to SBOM generator targeting the CycloneDX format
Genodepkgs When Genode and Nixpkgs meet
Geographic tagging of Routing and Forwarding Geographic tagging and discovery of Internet Routing and Forwarding
Geolexica reverse Reverse Semantic Search and Ontology Discovery via Machine Learning
GetDNS 2019 Deliver DNSSEC as a building block in harsh environments
GISS 2009 independent infrastructure for streaming radio and TV
Global Directories 2014 Distributed contact information discovery mechanism
Globule 2005 user-centric Content Delivery Network
GNS Migration and Zone Management Registrar tools for adoption of GNU Name System
GNU Guix Discovery of service configurations in a declarative setup
GNU Guix - Cuirass Continuous integration system for GNU Guix/Linux + Hurd
GNU Mes Help create an operating system we can trust
GNU Mes on ARM Trustworthy bootstrap for operating systems on ARM ISA
GNU Mes RISC-V Bringing the trustworthy bootstrap to RISC-V
GNU Mes Tower GNU Mes with alternative scheme implementations and WASM
GNU Mes: Full Source bootstrap
GNU Name System Authenticated naming system for the internet from GNU project
GNU social Modernizing the original FOSS Social Network
GNU Taler Advanced electronic payment system for privacy-preserving payments
GNU Taler KYC Know-Your-Customer support for GNU Taler
GNU Taler wallet app for iOS Mobile GNU Taler payments for portable Apple devices
GNUnet 2009 implementation and evaluation of an improved routing algorithm for GNUnet
GNUnet CONG Modernise the network stack of GNUnet
GNUnet Messenger API API for decentralized instant messaging using CADET
GnuTLS 2019 Implement TLS-KDH in GnuTLS
GO-FOSS 2008 Teach employees in SMEs and NGOs the benefits of FOSS
GoatCounter Privacy-friendly web analytics for small websites
GoogleSharing 2011 GoogleSharing anonymizing proxy
Gorgon CI Continuous integration testing for PRs against software dependencies
Gosling Generic Onions Services Library Project
GoToSocial Lightweight ActivityPub social network server
GPG Lacre project Best effort encryption of mail flows with OpenPGP
GPLv3 2007 GNU Public Licence v3 Development and Publicity Project
GPRS/EGPRS support in Osmocom CNI for Ericsson RBS
Graphics acceleration on Replicant Free software graphics drivers for mobile phones
Great Black Swamp Decentralized cloud storage with provider-independent security
Great OCR for SANE Integrate OCR capabilities into open source scanning tools
Great scanning and OCR for mobile devices
GSM-Sec 2011 GSM Security Project, debugging GSM transactions
Guix Peer-to-Peer substitutes
Guix-Daemon Transition to a Guile implementation of the guix-daemon
GUN P2P Encryption 2019 A realtime, decentralized, offline-first, graph database engine
Hackathons contributions to various hackathons
Haketilo/Hydrilla Browser extension for site customisatoin
Handling Data from IPv6 Scanning Scanning tools for scaling up IPv6 scans
Haphaestus Lightweight JavaScript-free browser engine written in Haskell
Hardening OpenPGP CA deployments HSM support for OpenPGP key infrastructure
Hardware accelerated 2D graphics Design hardware accelerated 2D graphics using C to Verilog
Heads-OpenPGP OpenPGP Authenticated Heads and long-time awaited security improvements
Himalaya End-to-end encryption capable scriptable email
How AdTech works Improving public awareness of AdTech and privacy
HTTPS-Obs 2011 HTTPS Observatory
Hubzilla Federated social networking environment
HWIOS 2011 Hybrid Web In OpenSim (HWIOS)
Hyper Hyper Space Cryptographically secure append-only distributed data layer
Hypermachines: Realtime and Collaborative P2P Search Realtime and Collaborative P2P Search
IC workspace Open Source IC Design Management Tool
Icebreaker Gemini centric viewpoint of coding issues and bug tracking
Icosa Gallery Open, decentralised platform for 3D assets
IIDS 2013 Interactive Intelligent Distributed Systems
imap-codec library Release version 1.0 of the imap-codec library
Implement sound support in the Hurd Add audio capabilities to the multiserver microkernel from GNU
Improve Email Encryption in KMail Adopt improvements in Email Encryption in KMail
Improve Krill (RPKI) BGP integration Real-time routing for Krill RPKI daemon
Improve Okular digital signature support Improve open source tooling for digital signatures
Improving and extending Kaitai Struct Rust parsing for binary analysis tool Kaitai Struct
Improving Matrix E2E encryption UX 2019 Better usability of E2E encryption
Improving OpenSSH's Authentication and PKI Improving SSH Authentication with OpenPGP transitive trust
Improving the deployability of Multipath TCP Better Multipath TCP support in the Linux kernel
IMSI Pseudonymization Better privacy protection for 2G-5G
IN COMMON Public platform to map and act together for the Commons
In-document search Interoperable Rich Text Changes for Search
Independent captions and transcript augmentation Speech-to-text integration for Waasabi
IndieHosters System for Cross-domain Identity Management (SCIM)
Indigenous Indieweb mobile clients
Inko Programming language with deterministic automatic memory management
Internet of Coins Create a decentralized, self-sustaining economy by implementing inter-blockchain connectivity
Interoperable Certificate Store for OpenPGP Standardisation effort for shared OpenPGP certificate storage
Interpeer Collaboration infrastructure with near real-time p2p data synchronization
Interpeer SDKs Secure and efficient peer-to-peer networking stack
Inventaire Wikidata-based social sharing of reading experiences
Inventaire recommender Book recommendations in Inventaire
IotECC Lightweight Elliptic Curve Cryptography for small chips
IPDL Equational Proofs for Distributed Cryptographic Protocols Search engine for the Interplanetary File System
Irdest Local P2P mesh discovery of devices and users
Irdest - OpenWRT Image and Bluetooth LE Add Bluetooth LE connections to Irdest
Irdest spec, db, route scoring Route scoring and other routing improvements for Irdest meshnets
IRMA made easy Usability research into attribute based authentication
ISC BIND 9 2001 implementation of DNS protocols with full IPv6 and DNSsec support
it Radically decentralised version control with CRDTs
iuh-openbsc 2017 An open source implementation of 3G
Jabber/XMMP 2008 Strengthening Trust in Jabber/XMPP Technologies
JavaScript Restrictor Increasing Security and Privacy of JavaScript APIs
JellyfishOPP Open Hardware device for power profiling
JigLibJS 2011 JigLib to JavaScript for use with WebGL
Jingle Nodes Jingle Relay Nodes Specifications and Prototypes
Jitsi 2011 Better and Open Source alternative for Skype
Jitsi (SIP Comm Phone) Internet phone and instant messenger
Jitsi (SIP-Communicator) Desktop 2011 Desktop Streaming and Sharing with SIP Communicator
Jitsi-DNSSEC 2012 DNSSEC for Jitsi (SIP Communicator)
Jitsi-FMJ 2012 Replacing JMF with FMJ
JShelter Cross-browser extension to make javascript less exploitable
JShelter Manifest V3 Make JShelter compatible with Manifest V3
json-joy JSON data structure as a CRDT
K-Gen From datasets in DCAT catalogs to knowledge graphs
Kaidan Adding encryption to userfriendly cross-platform XMPP client
Kaidan Encrypted A/V calls, group chat messaging
Kaidan A/V Secure audio and video calls for Kaidan and QXmpp
Kaidan Auth + portability Account portability and Client/Server Authentication for the Kaidan XMPP client
Karrot Save and share food waste
Katzen Meta-data resistant instant messaging over the Katzenpost mixnet
Katzenpost Observation resistant secure messaging layer
Kazarma Bridge ActivityPub and Matrix realms
Kazarma Release Bridge between ActivityPub and Matrix protocol
Kbin ActivityPub based link sharing and microblogging
KDE Connect KDE Connect discovery and transport protocol improvements
Key Management 2019 Key Management
Keyoxide Self-hostable identity proofs with bidirectional linking verification
Keyoxide Mobile Mobile client for identity magement tool Keyoxide
Keyoxide v2 Add cryptographic signature based to Keyoxide
KiCad Professional open source electronics design application
KiKit Tooling for automation of production of PCB designed in KiCAD
Kintex-nextpnr Open toolchain for high performance FPGAs
Kiwi IRC Self-hosted web IRC environment
Kolab-Sync 2012 ActiveSync your Kolab
Koruza 2015
Ksplice 2009 update the Linux kernel without rebooting
Ksplice2 2011 Ksplice for mainline Linux and Fedora
KWin and Wayland input Secure windowing system for KWin
Langsec in Pectore A secure pacemaker created from formal grammars
Lantern 2013 DNSSEC in Lantern
Layer-2-Overlay Generalising the GNUnet Layer-2 Overlay for broader usage
LCC 2002 local content caching system for new search engine architecture
LEAP/Torbirdy 2017 LEAP integration into Torbirdy
lemmur A Lemmy mobile client
Lemmy ActivityPub for link aggregation
Lemmy Federation Lemmy Federation and ActivityPub compliance
Lemmy private communities Add private communities to Lemmy federated link aggregator
Let's Connect! Client-Server to P2P Add P2P features to Let's Connect!
Letswifi/Geteduroam Make federated wifi access provisioning safer and more convenient
lib25519: Secure and efficient computation of X25519 and Ed25519
LiberaForms End tot End Encrypted Forms
Liberaforms Open source form server
librarian Custom meta-search
Libre Car Control Automotive development platform, protocol analyzer and hacking multi-tool
Libre Silicon compiler Synthesize, place and route hardware description to silicon
Libre-SOC A fully open hardware System-on-a-Chip
Libre-SOC Cavatools: Power ISA Simulator Power ISA Simulator
Libre-SOC Formal Correctness Proofs Mathematical unit tests for open hardware System-on-Chip
Libre-SOC Formal Standards Development Formal Standards for OpenPower extensions from Libre-SoC
Libre-SOC HPC Work on High Performance Compute capabilities for Libre-SOC
Libre-SOC OpenPOWER ISA WG Steward ISA extension proposals through OpenPOWER External RFC Process
Libre-SOC Video Acceleration Optimised video acceleration instructions for Libre RISC-V SoC
Libre-SOC, Coriolis2 ASIC Layout Collaboration Open tooling for ASIC Layout
Libre/OpenCores FuseSoc backend Discovery and use of open hardware gateware through LibreCores and OpenCores
Librecast E2E encrypted multicast
Librecast Live Live streaming with multicast
LibreCellular Open hardware 4G Mobile Network
LibreCellular FOSS technology stack for 4G networks
LibrEDA An integrated development environment for chip design
LibreDocs 2012 LibreDocs
LibreOffice CRDT Real-time collaboration between several, distributed LibreOffice instances
LibreOffice P2P Encrypted collaborative editing in the browser
LibreOffice/Collabora Online typography Add interoperability and state-of-the-art web typography to LibreOffice/Collabora Online line break
LibrePCB EDA software suite to develop printed circuit boards
LibreQoS Improve congestion control for wifi networks
LibreSilicon Free/open source semiconductor manufacturing process
libresilient Create robust web presence with service workers and DHT
libspng A fast and safe implementation of Portable Network Graphics
libspng APNG Add Animated PNG (APNG) image read- and write support to libspng
Lightmeter Email server configuration lifecycle management
Liminix Nix-based OS for domestic WiFi routers, access points etc
LinkedDataHub Framework to handle Linked Data at scale
LIP6 VLSI Tools Logical validation of ASIC layouts
LiteX Developer framework for FPGA and ASIC designs
Lizard E2E Rendez-vous and discovery
LOAP 2006 The DNS: A Life of a Protocol
Local Production of Antennas for LibreRouter (LoPaLiR) Reliable open hardware Antennas for LibreRouter
LogReport 2004 tools for computer/network log file analysis
Lokalize 2009 cross-platform computer-aided translation system
lpnTPM TPM 2.0 compliant open hardware Trusted Platform Module
LTE support in OsmoCBC (Cell Broadcast Centre) Open source Cell Broadcast Centre for mobile networks
LTSP Deskop Remote desktop via an LTSP-Cluster
LumoSQL Create more reliable, distributed embedded databases
LumoSQL at-rest data security Modern embedded database with encryption and signed data
Luna PnR A versatile and fast new open-source place and route tool
LunaPnR Phase 2 A versatile and fast new open-source place and route tool
Machdyne Modular open compute hardware
MaDada Using LinkedData to improve FOI processes
Maemo Leste An independent mobile operating system focused on trustworthiness
Maemo Leste Telepathy Modernise open source real-time communications stack
Magic Wormhole/SPAKE2 2019 Securely send files between two computers with minimum fuss
Mail::Box 2003 software for e-mail handling in Perl
Mailman-SSLS 2009 openPGP and S/MIME support in mailman
Mailpile 2 (moggie) Building a secure, modern e-mail client for self-hosting
Mailpile Search Integration Personal email search engine
Mainstreaming Anonymity for Developers (MAD) Add Onion Services to interactive internet applications
Makatea An x86, 64-bit Virtual Machine Monitor for the seL4, verified microkernel
Mangaki Advanced group recommendations
Manyverse An off-line capable privacy-centric social messaging app
Manyverse Private Groups Implement SSB Private Groups in Manyverse
MapComplete Thematics OpenStreetMap-viewer and editor.
MAPS defending Internet e-mail from abuse by spammers
Marginalia Search A fresh take on search
Mastodon - groups, filtering, moderation Group support with ActivityPub
mCaptcha Privacy-friendly Proof of Work (PoW) based CAPTCHA system
Meemoo 2013 Meemoo: hackable web apps
MEGA65 Phone A phone simple enough to understand in full
MeiliSearch Modern and responsive search
Mellium Add OMEMO support to XMPP library
Mepo Lightweight mobile map search
Meshtool 2012 Mesh network toolkit, database and web-based API. A press search engine in your browser Retrieve news feeds and search locally
Minedive P2P search over webRTC
MirageVPN Robust OpenVPN client and server, and QubesOS client
Misskey Misskey federation and ActivityPub compliance
mitmproxy HTTP/3 Support and OS Proxy Mode for intercepting local proxy
MLS for XMPP Add Message Layer Security to XMPP
MNT Reform A trustworthy open hardware laptop
MNT Reform Next New iteration of the MNT open hardware laptop
Mobile Test Farm Test farm setup for aftermarket mobile operating systems
mobile-nixos NixOS for mobile phones and tablets
MobileAtlas A distributed open hardware test infrastructure to analyse mobile networks
MobileAtlas Taking roaming measurements to the next levelMobileAtlas
Mobilizon Find, create and organize events
MoboSearch Providing an alternative view on the Android App ecosystem
Mobroute A minimalist FOSS public-transportation router/tool suite
Modular CA 2019 Modular infrastructure for building secure internet services
Modular Reusable decentralised meta-search engine
Monal IM Free Jabber/XMPP client for iOS and macOS
Morphle 2009 free and anonymous powerful but simple to use end-user website editing
Mosaic Trustworthy open hardware design tool for electrical engineers
Movim Add OMEMO encryption to Movim XMPP client
Mox Modern full-featured open source secure mail server
MU-Jingle 2009 jabber-based VoIP protocol
Mynij Portable indexing and search engine for mobile
Naisho Efficiently combine end-to-end encryption with CRDTs
Naja EDA tool focused on post logic synthesis
Namecoin 2019 Decentralized, censorship resist Internet infrastructure for e.g. DNS and identities
Namecoin: Core Infrastructure Alternative domain name system
Namecoin: Electrum-NMC Security hardening and futureproofing Namecoin and Electrum-NMC
Namecoin: TLS Various TLS integrations for Namecoin
Namecoin: ZeroNet and Packaging Make ZeroNet work with Namecoin
nat64 2010 Implement a NAT64 gateway to run on open-source operating systems
NaxRiscv core improvements Open hardware out-order Risc-V CPU
NEFUSI NEFUSI: A novel NEuroFUzzy approach for semantic SImilarity assessment
NeoChat Native Matrix encrypted instant messaging client
NetAidKit 2016 The NetAidKit is a pocket size, USB powered router for safer mobile networking.
NetEventKit 2009 building an open source Network Event Kit
neuropil Privacy by design P2P search including IoT
neuropil DHT based overlay network
Nextcloud Unified and intelligent search within private cloud data
NextGraph Interlinked data graphs, with privacy, security, data locality, and interoperability in mind
nftables 2015 A modular packet filtering framework providing enhanced userspace control
NILO 2000 reference implementation of PXE-based network boot module
Nitrokey Open hardware for encryption and authentication
Nitrokey 3 PIV/FIPS 201-3 and extended hardware support for Trussed/Nitrokey
Nitter Alternative privacy-preserving FOSS UI for Twitter
Nixcloud 2019 Declarative internet services based on NixOS
Nixcloud Mail Declarative mail server based on NixOS
Nixcloud Webservices Declarative web services based on NixOS
NixOS/Clevis Unattented disk decryption with Clevis on NixOS
NLnet Labs Independent lab for Internet infrastructure development
node-Tor Implementation of Tor protocols for inside webpages
Nodewatcher 2015 A comprehensive and scalable node management system for community wireless network.
Noise Explorer-VerifPal Automated proofs and code generation for secure protocols
NOMA 2017 Network Operator Measurement Activity
Nominatim Multi-lingual support in address search
Nominatim as a library Self-hostable address/location retrieval for OpenStreetMap
NoScript Contextual Policies & LAN protection Application Boundaries Enforcer (ABE) for new generation of browsers
NoScript-Andr 2013 Android Native NoScript
NoScript-Mob 2011 NoScript Mobile
NoScript-Mob2 2011 NoScript Mobile part 2
NoScriptABE 2009 improve the ABE (Application Boundaries Enforcer) for NoScript
Nym Credentials A decentralised solution for authentication
Nyxt A programmable browser with advanced search integration
Nyxt Browser integration of federated, distributed platforms
Nyxt Webextensions Independent implementation of WebExtensions
OCap layer for Haskell actor library Implement OCapN and Syndicate in Haskell's troupe
OCCRP Aleph disambiguation OCCRP Aleph: disambiguating different people and companies
OCS-Asterisk 2008 Open real-time connection between Microsoft OCS and Asterisk
ODF Autotests a framework to help users and developers write test documents for ODF software
ODF-AbiChanges 2011 ODF Track changes in AbiWord
ODF-AbiChanges2 2011 ODF Track changes in AbiWord (2)
ODF-AbiWord improving AbiWord OpenDocument
ODF-changes 2011 Representing Changes in Open Document Format
ODF-changes2 2011 Standardisation for Tracked Changes in ODF
ODF-compare 2011 Creating Tracked Changes in Open Document Format by Document Comparison
ODF-DocMod 2013 Modularise ODF 1.2 documentation
ODF-KOffice 2009 ODF load and save in KOffice
ODF-KOffice2 2010 ODF metadata in KOffice
ODF-KOffice3 2010 ODF revisions in KOffice
ODF-KOffice4 2011 ODF track changes/tables in KOffice and Calligra Suite
ODF-Numbertext 2009 number to text conversion for the upcoming ODF OpenFormula standard
ODF-Recipes 2011 ODF Software Recipes
ODF-Symbian 2009 view ODF on Symbian OS and other mobile systems
ODF-Valid 2013 ODF Online Validator to the command-line
ODF-XLIFF 2009 convert ODF to Gettext PO and XLIFF for translation and localising
OdfKit 2011 base library for processing ODF
odfsvn 2009 use SVN to maintain ODF documents
Off-the-Record messaging version 4 Advanced protocol for secure messaging
Offen Privacy-respecting site analytics
offen Ethical site analytics, controlled by the user
OfficeShots see how different office suites render your ODF document.
Oil Shell A new dialect of shell that is less error-prone
Oil Shell Modern shell language and runtime
Oku A browser and encrypted data vault based on IPFS
Omnom Self-hosted bookmarking and snapshotting with search
OnBaSca Tor Bandwidth Scanner
Online Self-defence in Ten Minutes 2010 Online Self-defense in 10 minutes
Opaque Sphinx Secure password-based authentication with Opaque/Sphinx
Opaque Sphinx Server and Clients Server and tools for modern authentication
Open Cloud Mesh Improved specs and test suite for Open Cloud Mesh protocol
Open Energy Profiler Toolset Modular open hardware Energy Profiling
Open Hardware Manuals Automatically generate user-friendly documentation for open hardware elements
Open Hospitality Network Federated hospitality with ActivityPub
Open Know-How Search Search Open Hardware Projects
Open MLS Infrastructure End-to-end encrypted group messaging
Open source ePDG for VoWiFi Enhanced Packet Data Gateway for mobile infrastructure
OpenBTS-HW 2012 OpenBTS hardware
OpenCryptoHW CGRA- based reconfigurable open-source cryptographic IP cores
OpenCryptoLinux Make Linux run on OpenCryptoHW
OpenCryptoTester System-on-Chip for hardware/software testing
OpenDoc-Soc 2011 Dutch OpenDoc Society
openEngiadina Platform for creating, publishing and using open local knowledge Make local events and meetups discoverable
openMSRP 2008 openMSRP relay implementation
openMSRP(2) 2008 multi-party Instant Message server based on MSRP
openMSRP(3) 2009 GUI for the open source SIP SIMPLE client
OpenPGP Certificate Authority Managing OpenPGP keys for communities and organisation
OpenQRNG Open source, certified Quantum Random Number Generator
OpenStreetMap Speed Limits Infer default speed limits for better quality OpenStreetMap-based routing
OpenStreetMapNL 2009 maintenance software for OpenStreetMap Nederland
openXC7 Improve hardware support for open source FPGA tooling
oqsprovider Post-quantum/quantum-safe cryptographic algorithms for OpenSSL
Ordie Designing a SoC for Betrusted
Organic Maps Privacy-focused Android & iOS offline maps application
OSF Crawler Cooperation Support Infrastructure for Open Search initiatives
OSLD 2013 Open-Source LTE Deployment (OSLD)
OSN-PPCP 2012 Privacy-Preserving Communication Protocol for OSNs
OV-Chipkaart 2011 privacy friendly chip card for public transport
Owncast ActivityPub powered Livecasting
p2panda p2p protocol and event-driven data store
P2Pcollab Decentralised social search and discovery
p3pch4t Decentralized chat platform built on i2p
p4-nix Combine Programming Protocol-independent Packet Processors language with declarative Nix packaging
Packet classification extensions for Netfilter High throughput packet classification of tunneled traffic
Padding Machines for Tor Protect metadata in the Tor onion routing network
Palea 2011 Finding unauthorized routes leaving your network
Parrot 2009 virtual machine for scripting languages
Parselov 2017 Syntactic analysis of documents and protocol messages based on formal descriptions
Passthrough Authentication Authentication proxy using Kerberos and SPNEGO
pcb-rnd Modular printed circuit board editor
pcb-rnd, sch-rnd Open source EDA suite
Peer-to-Peer Access to Our Software Heritage Access Software Heritage data via IPFS DHT
PeerDB Search Search for semantic and full-text data
peermaps Peer to peer cartography
PeerTube A decentralised streaming video platform
PeerTube - Remote Transcoding Remote Transcoding for distributed video sharing network
Peertube plugin livechat Integrated chat for Peertube live streams
Peertube-Desktop Enjoy and share federated videos
Peppol for the masses Hybrid self-hosted e-invoicing with decentralized identities
Personal Food Facts Privacy protecting personalized information about food
Perspectives: Making Models Generate software from open models for human interaction patterns
PGP4civiCRM Add email encryption to CRM
Pimalaya Open source personal information management
Pion Network congestion measurement for adaptive real-time applications
Pitchfork 2019 Open hardware for compartmentalizing key material and cryptographic operations
Pitchfork PKCS#11 2019 Contribute to OASIS standardisation PKCS#11 v3
PixelDroid Share and browse photos in the fediverse with a mobile app
PixelDroid/Media editor Native PixelFed/ActivityPub image sharing app
Pixelfed 2020 ActivityPub driven decentralised photo sharing platform
Pixelfed Open source, federated photo sharing platform using ActivityPub
Pixelfed Live Live streaming and other Pixelfed enhancements
PKCS#11 v3 2018 Contribute to standardisation of PKCS#11 for cryptographic tokens
Plaudit Make good science discoverable through endorsements
Pleroma Scalable ActivityPub server written in Elixir
Poliscoops Make political news and online debate accessible
Port of AMDVLK/RADV 3D Driver to the Libre-SOC Adapt Vulkan Drivers to the Libre-SoC
Porting Guix to Riscv64 Port Guix software collection to Riscv64 architecture
Post-Quantum Crypto in DNSSEC Experimental platform for DNSSEC with post-quantum cryptography
postmarketOS An independent mobile operating system
postmarketOS/phosh-mobile-settings integration Consolidate functionality of FOSS mobile settings applications
postmarketOS: v23.12 and v24.06 Releases New versions of the mobile operating system postmarketOS
Practical Decentralised Search and Discovery Search and discovery inside mesh/adhoc networks
Practical Tools to Build the Context Web Declarative setup of P2P collaboration
PRESC Classifier Copies Package Implementing Machine Learning Copies as a Means for Black Box Model Evaluation and Remediation
pretalx Open source tooling for events and conferences
Pretty Easy Privacy 2019 At scale simulation over GNUnet with different realistic user behavior scenarios
Privacy Enhancements for PowerDNS and DNSdist Make it easier to deploy private DoT/DoH resolvers
Privacy Infrastructure for Corteza Federations Allow users to locate and browse their private data wherever
Privacy Preserving Disease Tracking Research into contact tracing privacy
Private Key Operations for Keyoxide Implement Private Key Store design in Keyoxide
Private Searx Add private resources to the open source Searx metasearch engine
PrivateRecSys Privacy-Friendly Recommendation System
Probabilistic NAT Traversal Last resort ad hoc connections for GNUnet
Prosody IM Implement SASL authentication mechanism for XMPP
ProveThis Prove statements about authenticated API resources
Proxy App 2010 Proxy appliance to utilize unused bandwidth networks
PSYC2 2015 Next iteration of the Protocol for SYnchronous Conferencing
PulseAudio 2011 PulseAudio echo cancellation
purl2all Discover metadata for software packages
PyCM Evaluate the performance of ML algorithms
Python supply-chain with dream2nix  Towards a secure, extensible & reproducible Python supply-chain with dream2nix
Pythonic Slint Add a full-blown Python API to Slint
Quantum-Proof Zenroom Implementation of Quantum-Proof Cryptography in Zenroom
Qubes 2017 A reasonably secure operating system
Qubes OS Bring the security of Qubes OS to people with disabilities
R5N-DHT Formalisation within IETF of R5N Distributed Hash Table design
RA-Sentinel A smart geiger teller for wifi network traffic
Radio-Meshnet Self-sustained Community and Emergency Radio Networking
RADIUSdesk Open wifi mesh deployment application
RAIJIN Open Hardware brain meeasurements with near-infrared spectroscopy
Raptor Lake Desktop Implement open-source firmware for modern mainboards and chipsets
RaptorJIT RaptorJIT is a high-performance Lua virtual machine for network dataplanes.
rasn Safe ASN.1 codec framework for Rust
Re-isearch Vectorise text with a flexible unit of retrieval
Real time graph database search engine Live filtering on graph database streams
realXtend 2010 realXtend communications based on Telepathy
Record Federation for Corteza Clouds Data federation over ActivityPub
Redash Predictive text entry without a keyboard
Redwax Standardisation of client side PKI interfaces
Reinstatement of crypto.signText() Cryptographic signatures brought back to the browser
Remote PKCS#11 2019 Remote usage of PKCS#11
Reowolf Rip and replace for BSD socket insecurity
Replicant on Guix Reproducible build infrastructure for Replicant
Replicant on Pinephone 1.2 Add basic support for the Pinephone 1.2 to Replicant
Reproducible Builds Make the build processes behind software distributions reproducible
Reproducible F-Droid Building a trusted app ecosystem with F-Droid
RETETRA Security Analysis of Proprietary Cryptography in Terrestrial Trunked Radio
Reverse Engineering Toolkit Reducing e-waste through Reverse Engineering
ReX 2003 international exchange of scholars for software projects
RFID Guardian 2009 hardware prototyping of a mobile device for personal RFID security and privacy management.
RFID Guardian(2) 2010 unified platform for RFID security and privacy administration
Ricochet Refresh Anonymous, meta-data free secure messaging
Ripple Safer and faster incremental software builds
RISC-V bootstrapping effort via GNU Mes Allow bootstrapping Guix on RISC-V via GNU Mes
RISC-V Phone Open hardware RISC-V Phone
RNP Confium Distributed trust store enabling threshold encryption
Robotnix Reproducible Builds of Android with NIX
Robur private DNS resolver and DHCP server Secure network configuration and DNS resolution
Rocket CWMP Remote governance and configuration for internet equipment
Rosenpass Post Quantum Security Add-On for WireGuard
Rotonda Secure Extensions Implement BGPSec in Rust and integrate into Rotonda
RPKI-RTRlib 2017 RPKI/RTRlib
Rust Threadpool Improve privacy of Rust threading library
Sabayon 2009 creating a fast binary package manager using relational databases
Samizdat 2012 Samizdat makes public key cryptography accessible
SANE System Administration and NEtworking conferences
SASL Works for the InternetWide Architecture Integrate new authentication mechanisms into SASL
SASL XMSS Make SASL work with XMSS protocol
SCE, DelTiC and Antler High-Fidelity Congestion Control
SchoolLan 2006 computer networking as education support for primary schools
SCION-enabled IPFS and libp2p Enhancing IPFS Performance and Resilience through SCION's Path-Aware Networking
SCION-Pathdiscovery Secure and reliable decentralized storage platform
SCION-RAINS RAINS, Another Internet Naming Service (or, a DNS alternative)
SCTP-Linux 2011 A better Linux SCTP
SDCC Small Device C Compiler compiler for 8-bit microcontrollers
SDR PHY 2019 Create a GSM mobile phone consisting of completely open source software and SDR radio
Seahorse SmartCard 2012 Seahorse Smart Card Support
Search and Displace Find and redact privacy sensitive information
Searsia 2017 Searsia is a protocol and implementation for large scale federated web search.
searx Federating self-hosted search hubs
searx A privacy-respecting, hackable metasearch engine
Searx 2018 Searx is an internet metasearch engine that can be easily self-hosted by anyone.
SEARXR Virtual reality for web search
Secure User Interfaces (Spritely) Usability of decentralised social media
Securing Decentralised Live Information with m-ld Collaborative editing of LInked Data based on CRDT
Securing Internet protocols with DIDs Bridge Decentralized Identifiers with standardised authorisation mechanisms
Securing NixOS services with systemd
Securing PLCs via embedded protocol adapters Open hardware protocol adapters for industrial automation
SecuShare 2019 A framework for sufficiently safe social interaction
Secushare Box 2019 Operating system extension of Secushare for hardware devices
SeedVault Private backups of mobile applications
SeedVault Integrity Add integrity checking and WebDAV support to SeedVault Android backups
SelfPrivacy Reproducible self-hosting stack based on NixOS
SensifAI AI driven image tagging
Sequoia GPG Chameleon Implement well-known API's for using OpenPGP
Sequoia PGP Improve interface of Sequoia PGP commandline
Serialization in Kaitai Struct for Java and Python Declaratively modify and create complex binary file formats
Serval 2011 Mobile communication anywhere.
Serval-LR 2013 SERVAL Long-range WiFi Add-on
Servo Independent Rust-based browser engine
Servo Webview for Tauri Integrated portable webview based on Servo engine into Tauri
SES - SimplyEdit Spaces SimplyEdit Spaces - collaborative presentations
Sesame 2006 storage and querying middleware for the Semantic Web
Shadow Internet 2016 An alternative communication infrastructure working phone to phone.
SiCl4 Tool for interactive reverse engineering of digital logic.
Signature PDF Self-hosted tool to add signature to PDFs
SignRoom Zenroom based signature and credential platform
Silicon verification Non-destructive, in-situ inspection of physical chips
Simmel A wearable contact tracing beacon/scanner
SIP RELOAD REsource LOcation And Discovery, a peer-to-peer (P2P) signaling protocol
SIP-GUI 2011 Next Phase Graphical User Interface for the SIP SIMPLE client
SIPcollab 2015 Decentralized and secure collaborative editing on office documents
SIPproxy64/6bed4 2012 0cpm, SIPproxy64, 6bed4, applet, freeswitch RTT
SIRS 2002 Scalable Internet Resource Service
Slint port for Android Port the Rust-based Slint UI toolkit to Android
smoltcp RPL Implement Routing Protocol for Low-Power and Lossy networks
SnabbWall 2017 SnabbWall is a layer-7 network flow detector and firewall application.
SocketHUB 2014 A polyglot communication server for the decentralized internet
Software Heritage Collect, preserve and share the source code of all software ever written
Software Heritage listers + tooling Performance improvements and new listers/tooling for Software Heritage
Software metadata Decentralized, federated metadata about software applications
Software vulnerability discovery Automating discovery of software update and vulnerabilities
Solid Application Interoperability
Solid Application Interoperability
Solid Application Interoperability Interoperable Data sharing flows and discovery for Solid
Solid Compound A software library/framework to simplify designing for W3C Solid
Solid Control Access Control mechanism for data and services within Solid
Solid Data Modules Improve data accessibility and prevent data corruption in Solid Pods
SOLID Data Workers Toolkit to ingest data into SOLID
Solid Usable App Tools Project Improve developer experience for W3C Solid
Solid Wallet Authorization reasoning, rule-based controls and fluid integration for Solid
Solid-NextCloud app Bridge Nextcloud to Solid
Solid-Search Queries in a pod
Sonar: a modular peer-to-peer search engine Modular peer-to-peer search engine
sourcehut Graph query support for software development platform
Space Tube Group-to-group instant messaging
SPEAR 2012 Secure Peer-to-peer Services Overlay Architecture
Spectrum A security through compartmentalization based operating system
Spectrum Applications Add running graphical applications to the compartmentalized desktop OS Spectrum
SpinalHDL, VexRiscv, SaxonSoc Open Hardware System-on-Chip design framework based on SpinalHDL
Spritely Capability based petname system
Spritely (and OCapN) Enable secure P2P applications with Object Capabilities
Stalwart Mail Server Robust full featured mail infrastructure in Rust
Standard Cell Library Open Standard Cell Library with automated dimensioning of transistors
Standardizing KEMTLS Post-quantum TLS without handshake signatures
Statime Memory-safe high-precision clock synchronization
Statime PTP Master Statime - Zero-allocation cross-platform Precision Time Protocol
Stencila v2 for ERA and EPP Add editable, runnable code to scientific publications
Storing Efficiently Our Software Heritage Faster retrieval within Software Heritage
Stratosphere IPS 2016 A behavioral-based free software Intrusion Prevention System.
StreetComplete Fix open geodata with OpenStreetMap
StreetComplete Collaborative editing in OpenStreetMap
StreetComplete UX Improve usability of StreetComplete
Strengthening NTP and NTS in ntpd-rs Memory-safe implementation of IETF time standards including NTPv5 and NTS
Structured Email for Roundcube Add metadata awareness to open source email
Structuring the System Layer with Dataspaces Implementing a secure and scalable system layer on mobile
Stubby 2019 A local DNS Privacy stub resolver using DNS-over-TLS
Subliminal Messaging Embedded secure channels within traditional and internet telephony
Suhosin-NG Harden PHP 7 and PHP 8 applications
Supersizing the Gun Chipwhisperer open hardware for side channel analysis
Sustainable web apps with m-ld Empower users and developers with distributed interlinked data using local-first principles
SWH package manager Data Ingestion Add Package managers to Software Heritage
Swirl 2014 Implementation of PPSPP proposed standard in Erlang
Sylk chat Add instant messaging features to Sylk
Sylk Client Secure multiparty videoconferencing application
Sylk Mobile Secure real-time mobile communications
SylkRTC 2015 SylkRTC
Taler for local currencies. Free software banking backend for local currencies
Tantum Search Context-enhanced search driven by
Tasteweb Develop new web of trust mechanisms
Tauri Apps A safer run-time for web technology based apps
TCP-multipath 2011 Design and empirical evaluation of secure and efficient multipath communication
Telecommunication in HF using the Internet Protocol (IPoHF) High-throughput software-defined wireless telecommunications
TerosHDL Assisting hardware developers to deliver safer designs
The Commons Conservancy Legal infrastructure for public benefit efforts
The Libre-SOC Gigabit Router Native Open Hardware chip implementation of crypto primitives
The Open Green Web Ethical meta-search filter on green hosted websites
The PeARS app Building low-resource Web search applications from cognitive models
The search for ethical Apps Create custom, self-hostable app stores for Android(-like) OS-es
The third mainport 2014 Digital Infrastructure in the Netherlands - The Third Mainport
ThinkQuest 2007 educational web contests
Threat intelligence sharing Privacy-Preserving Sharing of Threat Intelligence in Trusted Adversarial Environments
Threshold OPRFs Bringing the power of Threshold OPRFs to the people
Thunderbird - native EteSync integration Add encrypted sync to Thunderbird
Timesheets 2013 Adaptive time-based application development Platform
TimeWalker 2002 tools for visualising huge amounts of log data
Timing-Driven Place-and-Route (TDPR)  Open hardware tool to synthesize digital silicon circuits
TLS-KDH 2019 Combined Kerberos and Diffie-Hellman as an authentication mechanism for TLS
TLS-KDH mbed Implement TLS-KDH into mbed
Tooling to improve security and trust in GNU Guix Contextual software vulnerability discovery
Tor hidden services 2009 Protect publisher and users of the services against identification
Tor low-bandwidth 2009 Tor for modem and mobile users
TOS;DR A user rights initiative to rate and label website terms & privacy policies
TOS;DR OTA backend Integrate Terms of Service;Didn't Read with Open Terms Archive
TPM 2.0 for HEADS TPM 2.0 support for open source BIOS replacement firmware
Tracking Exposed Increase transparency behind personalization algorithms
Tracking the Trackers Automated scanning for spyware in mobile applications
Tracking weasel Detect privacy violations in mobile apps
Transparency Toolkit A decentralized hosted archiving service with search
Trenchboot as Anti Evil Maid Integrate Trenchboot into Qubes OS as defense mechanism against physical compromise
Trussed Open hardware for encryption and authentication
Trust semantic learning and monitoring Measure on-going trust between interacting agents
Trusted Boot Module 2018 An open hardware trusted boot manager
TrustING Ultrafast AS-level Public-Key Infrastructure
Trustix Make build logs available as publicly verifiable, tamper-proof Merkle trees
Turtle 2007 P2P infrastructure for safe sharing of sensitive data
Tvix Alternative Rust-based software build transparency
TwinSite-2000 international web-competition for secondary schools
TwPM Open hardware implementation of Trusted Platform Module
Type Inference for Nix Adding static typing and type inference to Nix
TypeCell CRDT-based collaborative block-based editor
Uberflow 2015 An Open-Source OpenFlow Controller Implementing the North-Bound Interface
UEFI isolation in VM from non UEFI firmware Safer booting into UEFI-compliant operating system
UEFI Secure Boot support for NixOS Add a self-sovereign root of trust as part of supply chain security
uFork A memory-safe pure-actor virtual machine
ULX3M A modular open hardware FPGA platform
UmTRX 2013 UmTRX, cheaper mobile communication
Unhosted 2012 Unhosted, separating data servers from application servers
Unhosted 2015 The Unhosted project enables separation of storage and applications
Universal DID Resolver and Registrar Tooling for decentralized identifiers
URL Frontier Develop a API between web crawler and frontier
URL Frontier 2.0 Enterprise features for URLFrontier
Usability of Linux firewall userspace tools Userspace tooling for Linux kernel Netfilter
ValOS Cryptographic Content Security project Cryptographic Content Security for ValOS
variation graph (vgteam) Privacy enhanced search within e.g. genome data sets
VDD project virtual operating system instances on arbitrary terminals
vdirsyncer Synchronise calendars and contacts
Verified Differential Privacy for Julia Proving sound privacy guarantees through a type system
Verified Reowolf Formal protocol verification with Reowolf
Verifpal Prove soundness of verification in Verifpal
Verilog-AMS in Gnucap Mixed-signal modelling and simulation with Verilog-AMS
VFRAME: Visual Defense Tools Use computer-vision to shield privacy in video
video box Affordable open hardware video-to-network
Video chat privacy Add privacy features to video chats
ViewerJS 2014 A multiformat document viewer for embedding, combining WebODF.js and PDF.js
VirtNet 2007 network stack virtualization for FreeBSD
Virtualizing device firmware Creating digital twins for auditing and testing appliances
Vita 2019 A fast IPSEC-based VPN gateway
Vita A high performance IPSEC implementation
Vula Encrypted ad hoc local-area networking
Waasabi Framework P2P Live Streaming for events
Web Annotation Building blocks for interoperable annotation systems
Web Shell Desktop and security environment for web apps
WebODF 2011 ODF editor in the browser
WebODF-Dissem 2012 WebODF Dissemination
WebXray Discovery Expose tracking mechanism in search hubs
Whisperfish Cross-platform mobile client for Signal and derivatives
WikiRate Insights Transforming WikiRate ESG Platform User Experience to Maximise Reliable Data Insights
WikiRate Insights 2 Dedicated text search architecture for environmental, social and corporate governance platform
WikiRate: More Sites, More Cites Persistent citation for Dekko-based open source data collections
Winden/Magic Wormhole dilation Improving Magic-Wormhole by implementing dilation and multiple file support for the web
WireGuard Scale up WireGuard
WireGuard 2019 A fast and modern VPN that utilizes state-of-the-art cryptography
Wireguard Take modern network tunnels to the next level
Wireguard Rust Implementation Implementation of WireGuard in a type safe language
Wireguard Windows client Native Wireguard protocol client for Windows
Wishbone Streaming Add Streaming capabilities to Wishbone
Wisper 2007 long distance wifi internet infrastructure
Wispwot Implement generalized scalable protection against disruptive behavior in content discovery
Wolvic Web browser designed for use in XR devices
WordPress ActivityPub Bring ActivityPub social networking to the widely used Wordpress
Wormhole 2012 Project Wormhole
WPE Android Embedded-friendly Webview based on WebKit
WPIA CA Infrastructure 2019 Deployment infrastructure for certificate authorities
x86-64 VM Monitor for seL4 verified microkernel Very restricted virtualized environment for higher security
XMPP-ActivityPub gateway XMPP, ActivityPub and E2EE Pubsub
xqerl Performant (Erlang) implementation of W3C XQuery and XML database
XR Fragments Discover, reference, navigate and query 3D online content
XSSer 2011 Cross Site Scripting testing
XWiki Bring wiki capabilities into the Fediverse
XWiki ActivityPub First class ActivityPub support in XWiki
YaCy Grid SaaS
Yrs Collaborative editing with CRDT written in Rust
Yrs Undo Rust-based CRDT framework for real-time multi-user applications
Yrs weak links More efficient CRDT by interconnecting and synchronising data structures inside documents
YunoHost and the Internet Cube Solutions for DIY-ISP's and self-hosters
Zero-allocation web servers in roc Web server framework with constant memory usage
Zerocat Chipflasher Flashrom Interface Hardware to flash alternative/libre firmware to BIOS chips
ZIP file format description Documenting the ZIP file format for reverse engineers and developers
ZSipOs Open hardware for telephony encryption

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