| stuntman | Open source STUN server and client |
| chickenPackages_5.chickenEggs.hahn | In-source documentation |
| haskellPackages.refined | Refinement types with static and runtime checking |
| docuseal | Open source tool for creating, filling and signing digital documents |
| firefox-beta | Web browser built from Firefox Beta Release source tree |
| firefox-mobile | Web browser built from Firefox source tree |
| graylog-6_0 | Open source log management solution |
| graylog-6_1 | Open source log management solution |
| nix-prefetch-hg | Script used to obtain source hashes for fetchhg |
| quantlib | Free/open-source library for quantitative finance |
| render50 | Generate syntax-highlighted PDFs of source code |
| haskellPackages.netcore | The NetCore compiler and runtime system for OpenFlow networks |
| libpaper | Library for handling paper characteristics |
| libodb-sqlite | SQLite ODB runtime library |
| python312Packages.gpgme | Python bindings to the GPGME API of the GnuPG cryptography library |
| coq2html | HTML documentation generator for Coq source files |
| nix-prefetch-git | Script used to obtain source hashes for fetchgit |
| nix-prefetch-cvs | Script used to obtain source hashes for fetchcvs |
| nix-prefetch-bzr | Script used to obtain source hashes for fetchbzr |
| nix-prefetch-svn | Script used to obtain source hashes for fetchsvn |
| perl5Packages.ClassRefresh | Refresh your classes during runtime |
| ctagsWrapped | Tool for fast source code browsing (exuberant ctags) |
| qemu_kvm | Generic and open source machine emulator and virtualizer |
| netsurf-browser | Free, open source, small web browser |
| sofia_sip | Open-source SIP User-Agent library, compliant with the IETF RFC3261 specification |
| augustus | Open source re-implementation of Caesar III. Fork of Julius incorporating gameplay changes |
| fpc | Free Pascal Compiler from a source distribution |
| zabbix60.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| vivictpp | Easy to use tool for subjective comparison of the visual quality of different encodings of the same video source |
| chickenPackages_5.chickenEggs.patch | Simple source patch utility |
| haskellPackages.pretty-error | Pretty error messages for runtime invariants |
| liblouis | Open-source braille translator and back-translator |
| chickenPackages_5.chickenEggs.chalk | Simple hahn-style in-source documentation |
| freeimage | Open Source library for accessing popular graphics image file formats |
| haskellPackages.gettext-th | gettext-th can internationalise a haskell program without runtime dependencies |
| monetdb | Open source database system |
| python312Packages.vina | One of the fastest and most widely used open-source docking engines |
| postgresqlPackages.pgaudit | Open Source PostgreSQL Audit Logging |
| include-what-you-use | Analyze #includes in C/C++ source files with clang |
| mysql84 | World's most popular open source database |
| zabbix70.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix74.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix72.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| haskellPackages.bond-haskell | Runtime support for BOND serialization |
| grafana-alloy | Open source OpenTelemetry Collector distribution with built-in Prometheus pipelines and support for metrics, logs, traces, and profiles |
| opendkim | C library for producing DKIM-aware applications and an open source milter for providing DKIM service |
| wasmedge | Lightweight, high-performance, and extensible WebAssembly runtime for cloud native, edge, and decentralized applications |
| haskellPackages.data-checked | Type-indexed runtime-checked properties |
| haskellPackages.heap-console | interactively inspect Haskell values at runtime |
| autodock-vina | One of the fastest and most widely used open-source docking engines |
| outguess | Universal steganographic tool that allows the insertion of hidden information into the redundant bits of data sources |
| documenso | Open Source DocuSign Alternative |
| elements | Open Source implementation of advanced blockchain features extending the Bitcoin protocol |
| open62541 | Open source implementation of OPC UA |
| mysql80 | World's most popular open source database |
| osrm-backend | Open Source Routing Machine computes shortest paths in a graph. It was designed to run well with map data from the Openstreetmap Project |
| syncthing | Open Source Continuous File Synchronization |
| zegrapher | Open source math plotter |
| doomretro | Classic, refined DOOM source port |
| nix-prefetch-pijul | Script used to obtain source hashes for fetchpijul |
| nix-prefetch-darcs | Script used to obtain source hashes for fetchdarcs |
| rethinkdb | Open-source distributed database built with love |
| haskellPackages.settings | Runtime-editable program settings |
| zabbix60.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| haskellPackages.heapsize | Determine the size of runtime data structures |
| haskellPackages.refined1 | Refinement types with static and runtime checking (+ Refined1) |
| postgresql13Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| speedread | Simple terminal-based open source Spritz-alike |
| zabbix72.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix74.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix70.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| haskellPackages.infernal | The Infernal Machine - An AWS Lambda Custom Runtime for Haskell |
| libhandy_0 | Library full of GTK widgets for mobile phones |
| highlight | Source code highlighting tool |
| perlPackages.ClassXSAccessor | Generate fast XS accessors without runtime compilation |
| postgresqlPackages.pgvector | Open-source vector similarity search for PostgreSQL |
| archivebox | Open source self-hosted web archiving |
| mosquitto | Open source MQTT v3.1/3.1.1/5.0 broker |
| texi2html | Perl script which converts Texinfo source files to HTML output |
| plausible | Simple, open-source, lightweight (< 1 KB) and privacy-friendly web analytics alternative to Google Analytics |
| regripper | Open source forensic software used as a Windows Registry data extraction command line |
| openldap | Open source implementation of the Lightweight Directory Access Protocol |
| nix-prefetch-fossil | Script used to obtain source hashes for fetchfossil |
| qemu_test | Generic and open source machine emulator and virtualizer |
| perl540Packages.ClassRefresh | Refresh your classes during runtime |
| perl538Packages.ClassRefresh | Refresh your classes during runtime |
| nix-prefetch-docker | Script used to obtain source hashes for dockerTools.pullImage |
| phoronix-test-suite | Open-Source, Automated Benchmarking |
| haskellPackages.bindings-apr | Low level bindings to Apache Portable Runtime (APR) |
| perl5Packages.ClassXSAccessor | Generate fast XS accessors without runtime compilation |
| git-latexdiff | View diff on LaTeX source files on the generated PDF files |
| superTuxKart | 3D open-source arcade racer |
| elementsd | Open Source implementation of advanced blockchain features extending the Bitcoin protocol |
| postgresql13Packages.pgvector | Open-source vector similarity search for PostgreSQL |
| postgresql18Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| postgresql14Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| postgresql15Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| postgresql17Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| postgresql16Packages.pgaudit | Open Source PostgreSQL Audit Logging |
| syncthing-relay | Open Source Continuous File Synchronization |