All Projects
Since 1997 NLnet foundation has funded many projects, on many different layers of
of the internet as well as on capacity building, standards setting, software licenses
and education. Projects supported by NLnet foundation:
| project | end | ||
|---|---|---|---|
| 0cpm | 2013 | - | 0cpm, open firmware for digital telephony |
| A Distributed Software Stack For Co-operation | - | Facilitating easy ad hoc cooperation | |
| A proof of concept of identity-based encryption | - | Make encryption simpler | |
| A-A-P | 2003 | - | tools for developing, distributing, and installing software |
| 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 | |
| Adopt improvements in Email Encryption in KMail | - | Adopt improvements in Email Encryption in KMail | |
| AGFL | 2002 | - | parser generator system for natural languages |
| AHA! | 2003 | - | transparent adaptive functionality for web servers |
| ALIAS | 2003 | - | analysis of legal and technical implications of the use of software agents |
| Ambulant | 2007 | - | providing a reference SMIL 3.0 implementation |
| Anomos | 2011 | - | a pseudonymous, encrypted multi-peer-to-peer file distribution protocol |
| 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 | - | Near-instantaneous controlled configuration settings over any network | |
| 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. |
| Autocrypt for Thunderbird | - | Make email encryption extremely simple | |
| Balthazar | - | One laptop for the new internet age. | |
| 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 | |
| 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 RELOAD | - | Secure P2P real-time communications with RELOAD | |
| Briar | - | A secure messaging app with offline capabilities | |
| Bricophone | 2009 | - | community-oriented mobile phone infrastructure |
| Build Transparency (Trustix) | - | Towards a decentralized supply chain for software | |
| 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 |
| CeroWRT | 2018 | - | an experimental firmware to push forward the state of the art of edge networks and routers. |
| Chips4Makers ASICs | - | Chips4Makers ASICs | |
| CodeYard | 2008 | - | Open-Source software development for students in secondary education |
| Conferences | - | sponsoring of various conferences | |
| Conversations | - | A secure mobile messaging client | |
| CP2PC | 2003 | - | common programming interface for peer-to-peer systems |
| CPAN6 | 2011 | - | collecting collections of digital information |
| Cryptech.is | 2015 | - | An open source open hardware security module to protect communications |
| CryptPad | - | Real-time collaboration with client-side encryption | |
| 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 |
| Dat Private Network | - | Private storage in DAT | |
| DCnets | - | Implementation of Dining Cryptographers Network | |
| Decibel | 2007 | - | service architecture for multi-media based communication |
| Declarative web service security | - | Declarative web service security in NixOS | |
| Deep Firmware | 2017 | - | Active discovery of known and unknown security vulnerabilities in firmware |
| DeltaBot | - | Social discovery over mail-based chat | |
| Democratic Sendcomm | - | An easy to use connected open hardware device with a flat learning curve | |
| dhcpcanon | - | Network configuration with better privacy | |
| DIFR-TSPM | 2009 | - | a demonstrator of a different way to inform consumers about the RFID tags |
| DIME | - | A new encrypted, end-to-end email protocol | |
| 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 Private Trust | - | Decentralised trust and reputation system | |
| 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 |
| Donations | - | smaller contributions to various activities | |
| Dowse | 2016 | - | Dowse is a smart digital network appliance for home based local area networks. |
| e-Passports | 2009 | - | use of (hardware) electronic passports for user authentication over internet |
| 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. | |
| EGIL SCIM client | - | System for Cross-domain Identity Management | |
| ELF Linking | - | Analytic tools for UNIX' Executable and Linkable Format | |
| elRepo.io - Resilient, human-centered, distributed content sharing and discovery. | - | Resilient, human-centered, distributed content sharing and discovery. | |
| EteSync - iOS application | - | Encrypted synchronisation for calendars, addressbook, etc | |
| EteSync - protocol and encryption scheme enhancements | - | Redesign EteSync protocol and encryption scheme | |
| Explain | - | Deep search on open educational resources | |
| Explain Direct | - | Providing effective and efficient access paradigms for open educational material | |
| Extending PeerTube | - | Adding advanced search capabailities to PeerTube | |
| 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 | |
| fediverse.space | - | Find your way in the Fediverse | |
| 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 a newer Android version | - | Alternative, free software version of Android | |
| Fix the Pitch Black Attack in Freenet friend-to-friend routing | - | A decentralized distributed platform for private communication | |
| FLOSS | 2008 | - | Stimulating FLOSS dissemination in The Netherlands |
| FLOSS-manuals | 2009 | - | on-demand printing of Open Source manuals |
| ForgeFed | - | Federation for software collaboration tools | |
| Free Software Vulnerability Database | - | A resource to aggregate software updates | |
| FreeBSD-3G | 2010 | - | network drivers for 3G cards on FreeBSD |
| 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. |
| Funkwhale | - | ActivityPub-driven audio streaming and sharing | |
| GDPR Compliance | 2018 | - | Support instruments for the country adoption of the GDPR |
| Geographic tagging and discovery of Internet Routing and Forwarding | - | Geographic tagging and discovery of Internet Routing and Forwarding | |
| getdns | 2018 | - | 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 |
| GNU Guix | - | Discovery of service configurations in a declarative setup | |
| GNU Mes | - | Trustworthy bootstrap for operating systems on ARM ISA | |
| GNU Mes | - | Help create an operating system we can trust | |
| GNU Name System | - | Authenticated naming system for the internet from GNU project | |
| GNU Taler | - | Advanced electronic payment system for privacy-preserving payments | |
| GNUnet | 2009 | - | implementation and evaluation of an improved routing algorithm for GNUnet |
| 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 |
| GPLv3 | 2007 | - | GNU Public Licence v3 Development and Publicity Project |
| Graphics acceleration on Replicant | - | Free software graphics drivers for mobile phones | |
| GSM-Sec | 2011 | - | GSM Security Project, debugging GSM transactions |
| GUN | 2018 | - | A realtime, decentralized, offline-first, graph database engine. |
| Hackathons | - | contributions to various hackathons | |
| Handling Data from IPv6 Scanning | - | Scanning tools for scaling up IPv6 scans | |
| HTTPS-Obs | 2011 | - | HTTPS Observatory |
| HWIOS | 2011 | - | Hybrid Web In OpenSim (HWIOS) |
| IIDS | 2013 | - | Interactive Intelligent Distributed Systems |
| Implement sound support in the Hurd | - | Add audio capabilities to the multiserver microkernel from GNU | |
| Improve usability of Linux firewall userspace tools | - | Userspace tooling for Linux kernel Netfilter | |
| IMSI Pseudonymization | - | Better privacy protection for 2G-5G | |
| IN COMMON | - | Public platform to map and act together for the Commons | |
| Internet of Coins | - | Create a decentralized, self-sustaining economy by implementing inter-blockchain connectivity | |
| Interpeer | - | Collaboration infrastructure with near real-time p2p data synchronization | |
| ipfs-search.com | - | Search engine for the Interplanetary File System | |
| IRMA made easy | - | Usability research into attribute based authentication | |
| ISC BIND 9 | 2001 | - | implementation of DNS protocols with full IPv6 and DNSsec support |
| iuh-openbsc | 2017 | - | An open source implementation of 3G |
| Jabber/XMMP | 2008 | - | Strengthening Trust in Jabber/XMPP Technologies |
| 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 |
| Katzenpost | - | Observation resistant secure messaging layer | |
| Kolab-Sync | 2012 | - | ActiveSync your Kolab |
| Koruza | 2015 | - | Koruza |
| 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 |
| LCC | 2002 | - | local content caching system for new search engine architecture |
| LEAP/Torbirdy | 2017 | - | LEAP integration into Torbirdy |
| librarian | - | Custom meta-search | |
| Libre Silicon compiler | - | Synthesize, place and route hardware description to silicon | |
| Libre-RISCV SoC Design | - | A fully open hardware System-on-a-Chip | |
| Librecast Live | - | Live streaming with multicast | |
| LibreDocs | 2012 | - | LibreDocs |
| LibreSilicon | - | Free/open source semiconductor manufacturing process | |
| Lizard | - | E2E Rendez-vous and discovery | |
| LOAP | 2006 | - | The DNS: A Life of a Protocol |
| LogReport | 2004 | - | tools for computer/network log file analysis |
| Lokalize | 2009 | - | cross-platform computer-aided translation system |
| LTSP Deskop | - | Remote desktop via an LTSP-Cluster | |
| LumoSQL | - | Create more reliable, distributed embedded databases | |
| Maemo Leste | - | An independent mobile operating system focused on trustworthiness | |
| Magic Wormhole | - | Magic Wormhole allows you to 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 Search Integration | - | Personal email search engine | |
| Manyverse | - | An off-line capable privacy-centric social messaging app | |
| MAPS | 1999 | - | defending Internet e-mail from abuse by spammers |
| Matrix UX | 2020 | - | Matrix Cryptographic Usability |
| Meemoo | 2013 | - | Meemoo: hackable web apps |
| MEGA65 Phone | - | A phone simple enough to understand in full | |
| Meshtool | 2012 | - | Mesh network toolkit, database and web-based API. |
| Meta-Press.es | - | A press search engine in your browser | |
| Minedive | - | P2P search over webRTC | |
| mobile-nixos | - | NixOS for mobile phones and tablets | |
| Morphle | 2009 | - | free and anonymous powerful but simple to use end-user website editing |
| MU-Jingle | 2009 | - | jabber-based VoIP protocol |
| Mynij | - | Portable indexing and search engine for mobile | |
| Namecoin | - | Decentralized, censorship resist Internet infrastructure for e.g. DNS and identities | |
| nat64 | 2010 | - | Implement a NAT64 gateway to run on open-source operating systems |
| 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 | |
| Next | - | A programmable browser with advanced search integration | |
| Nextcloud | - | Unified and intelligent search within private cloud data | |
| nftables | 2015 | - | A modular packet filtering framework providing enhanced userspace control |
| nftables-xfrm | - | Rewriting nftables to optimise for xfrm | |
| NILO | 2000 | - | reference implementation of PXE-based network boot module |
| Nitrokey | - | Open hardware for encryption and authentication | |
| Nixcloud Mail | - | Declarative mail server based on NixOS | |
| Nixcloud Webservices | - | Declarative web services based 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 |
| 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 |
| 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 | - | Ethical site analytics, controlled by the user | |
| OfficeShots | - | see how different office suites render your ODF document. | |
| 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 Source DRTM implementation with TrenchBoot for AMD processors | - | Unified framework for dynamic RTM | |
| OpenBTS-HW | 2012 | - | OpenBTS hardware |
| OpenDoc-Soc | 2011 | - | Dutch OpenDoc Society |
| openEngiadina | - | Platform for creating, publishing and using open local knowledge | |
| Openki.net | - | 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 | |
| OpenStreetMapNL | 2009 | - | maintenance software for OpenStreetMap Nederland |
| 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 |
| P2Pcollab | - | Decentralised social search and discovery | |
| 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 |
| pcb-rnd | - | Modular printed circuit board editor | |
| Personal Food Facts | - | Privacy protecting personalized information about food | |
| PGP4civiCRM | - | Add email encryption to CRM | |
| Pitchfork | 2018 | - | USB device for keys and crypto |
| Pixelfed | - | ActivityPub driven decentralised photo sharing platform | |
| PKCS#11 v3 | 2018 | - | Contribute to standardisation of PKCS |
| Plaudit | - | Make good science discoverable through endorsements | |
| PoliFLW EU | - | Make political news and online debate accessible | |
| Port of AMDVLK/RADV 3D Driver to the Libre RISC-V SoC | - | Adapt Vulkan Drivers to the Libre RISC-V SoC | |
| Practical Decentralised Search and Discovery | - | Search and discovery inside mesh/adhoc networks | |
| Privacy Enhancements for PowerDNS and DNSdist | - | Make it easier to deploy private DoT/DoH resolvers | |
| Privacy Preserving Disease Tracking | - | Mobile tracking of virus risk | |
| Private Searx | - | Add private resources to the open source Searx metasearch engine | |
| 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 |
| Qubes | 2017 | - | A reasonably secure operating system |
| Qubes OS | - | Bring the security of Qubes OS to people with disabilities | |
| RaptorJIT | - | RaptorJIT is a high-performance Lua virtual machine for network dataplanes. | |
| realXtend | 2010 | - | realXtend communications based on Telepathy |
| Redwax | - | Standardisation of client side PKI interfaces | |
| Redwax | - | Modular infrastructure for building security services on the web | |
| Reowolf | - | Rip and replace for BSD socket insecurity | |
| Reproducible Builds | - | Make the build processes behind software distributions reproducible | |
| 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 Refreshed | - | Anonymous, meta-data free secure messaging | |
| Robur privacy-enhanced DNS resolver and DHCP server | - | Secure network configuration and DNS resolution | |
| Rocket CWMP | - | Remote governance and configuration for internet equipment | |
| 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 | 2006 | - | 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 | |
| SchoolLan | 2006 | - | computer networking as education support for primary schools |
| SCION-Swarm | - | Secure and reliable decentralized storage platform | |
| SCTP-Linux | 2011 | - | A better Linux SCTP |
| 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 | 2018 | - | Searx is an internet metasearch engine that can be easily self-hosted by anyone. |
| searx | - | Federating self-hosted search hubs | |
| searx | - | A privacy-respecting, hackable metasearch engine | |
| Secure User Interfaces (Spritely) | - | Usability of decentralised social media | |
| Securing PLCs via embedded Open-Source protocol adapters | - | Open hardware protocol adapters for industrial automation | |
| SecuShare | 2015 | - | A framework for sufficiently safe social interaction. |
| SecuShare-box | - | A framework for sufficiently safe social interaction. | |
| SensifAI | - | AI driven image tagging | |
| Serval | 2011 | - | Mobile communication anywhere. |
| Serval-LR | 2013 | - | SERVAL Long-range WiFi Add-on |
| Sesame | 2006 | - | storage and querying middleware for the Semantic Web |
| Shadow Internet | 2016 | - | An alternative communication infrastructure working phone to phone. |
| 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 |
| 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 vulnerability discovery | - | Automating discovery of software update and vulnerabilities | |
| SOLID Data Workers | - | Toolkit to ingest data into SOLID | |
| Sonar: a modular peer-to-peer search engine for the next-generation web | - | Modular peer-to-peer search engine | |
| SPEAR | 2012 | - | Secure Peer-to-peer Services Overlay Architecture |
| Spectrum | - | A security through compartmentalization based operating system | |
| Standard Cell Library | - | Open Standard Cell Library with automated dimensioning of transistors | |
| Stratosphere IPS | 2016 | - | A behavioral-based free software Intrusion Prevention System. |
| StreetComplete | - | Fix open geodata with OpenStreetMap | |
| Stubby | 2018 | - | A DNS stub resolver which will provide DNS Privacy for end users |
| Suhosin-NG | - | Harness PHP 7 applications | |
| Swirl | 2014 | - | Implementation of PPSPP proposed standard in Erlang |
| Sylk Client | - | Secure multiparty videoconferencing application | |
| Sylk Mobile | - | Secure real-time mobile communications | |
| SylkRTC | 2015 | - | SylkRTC |
| Tantum Search | - | Context-enhanced search driven by schema.org | |
| TCP-multipath | 2011 | - | Design and empirical evaluation of secure and efficient multipath communication |
| The Commons Conservancy | - | [The Commons Conservancy] | |
| The Libre RISC-V SoC, Formal Correctness Proofs | - | Mathematical unit tests for open hardware System-on-Chip | |
| The Libre RISC-V SoC, Formal Standards Development | - | Formal Standards for RISC-V extensions from Libre RISC-V SoC | |
| The Libre-RISCV SoC, Coriolis2 ASIC Layout Collaboration | - | Open tooling for ASIC Layout | |
| The Libre-RISCV SoC, Video Acceleration | - | Optimised video acceleration instructions for Libre RISC-V SoC | |
| The Open Green Web | - | Ethical meta-search filter on green hosted websites | |
| The third mainport | 2014 | - | Digital Infrastructure in the Netherlands - The Third Mainport |
| ThinkQuest | 2000 | - | educational web contests |
| Thunderbird - native EteSync integration using TbSync | - | Add encrypted sync to Thunderbird | |
| Timesheets | 2013 | - | Adaptive time-based application development Platform |
| TimeWalker | 2002 | - | tools for visualising huge amounts of log data |
| TLS-KDH | - | Kerberos-based (mutual) authentication, bound in Elliptic-Curve Diffie-Hellman | |
| TLS-KDH mbed | - | Implement TLS-KDH into mbed | |
| 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 | |
| Tracking Exposed | - | Increase transparency behind personalization algorithms | |
| Tracking the Trackers | - | Automated scanning for spyware in mobile applications | |
| Transparency Toolkit | - | A decentralized hosted archiving service with search | |
| Trusted Boot Module | - | An open hardware trusted boot manager | |
| Turtle | 2007 | - | P2P infrastructure for safe sharing of sensitive data |
| TwinSite-2000 | 2000 | - | international web-competition for secondary schools |
| Uberflow | 2015 | - | An Open-Source OpenFlow Controller Implementing the North-Bound Interface |
| UmTRX | 2013 | - | UmTRX, cheaper mobile communication |
| Unhosted | 2015 | - | The Unhosted project enables separation of storage and applications |
| Unhosted | 2012 | - | Unhosted, separating data servers from application servers |
| Universal DID Resolver and Registrar | - | Tooling for decentralized identifiers | |
| 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 | |
| Verified Differential Privacy for Julia | - | Proving sound privacy guarantees through a type system | |
| Verifpal | - | Prove soundness of verification in Verifpal | |
| 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 | - | A high performance IPSEC implementation | |
| Vita | 2019 | - | Vita is a fast VPN gateway that operates at layer-3. |
| 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 | |
| Wireguard | - | 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 |
| Wormhole | 2012 | - | Project Wormhole |
| XSSer | 2011 | - | Cross Site Scripting testing |
| XWiki | - | Bring wiki capabilities into the Fedeverse | |
| YaCy Grid SaaS | - | YaCy Grid SaaS | |
| YunoHost and the Internet Cube | - | Solutions for DIY-ISP's and self-hosters | |
| Zerocat Chipflasher Flashrom Interface | - | Hardware to flash alternative/libre firmware to BIOS chips | |
| ZSipOs | - | Open hardware for telephony encryption |
