| render50 | Generate syntax-highlighted PDFs of source code |
| alice | Open-source font by Ksenia Erulevich |
| cmake | Cross-platform, open-source build system generator |
| hlint | Source code suggestions |
| i-dot-ming | Open source Pan-CJK serif typeface |
| kicad | Open Source Electronics Design Automation suite |
| rman | Parse formatted man pages and man page source from most flavors of UNIX and converts them to HTML, ASCII, TkMan, DocBook, and other formats |
| headscale | Open source, self-hosted implementation of the Tailscale control server |
| libpaper | Library for handling paper characteristics |
| ctagsWrapped | Tool for fast source code browsing (exuberant ctags) |
| influxdb2-server | Open-source distributed time series database |
| coq2html | HTML documentation generator for Coq source files |
| qt6Packages.qgpgme | Qt API bindings/wrapper for GPGME |
| kdePackages.qgpgme | Qt API bindings/wrapper for GPGME |
| nix-prefetch-svn | Script used to obtain source hashes for fetchsvn |
| nix-prefetch-bzr | Script used to obtain source hashes for fetchbzr |
| nix-prefetch-cvs | Script used to obtain source hashes for fetchcvs |
| nix-prefetch-git | Script used to obtain source hashes for fetchgit |
| nlopt | Free open-source library for nonlinear optimization |
| ronin | Free and Open Source Ruby toolkit for security research and development |
| snipe-it | Free open source IT asset/license management system |
| faad2 | Open source MPEG-4 and MPEG-2 AAC decoder |
| kapacitor | Open source framework for processing, monitoring, and alerting on time series data |
| legendary-gl | Free and open-source Epic Games Launcher alternative |
| qemu_kvm | Generic and open source machine emulator and virtualizer |
| unciv | Open-source Android/Desktop remake of Civ V |
| umlet | Free, open-source UML tool with a simple user interface |
| python314Packages.rdkit | Open source toolkit for cheminformatics |
| python313Packages.rdkit | Open source toolkit for cheminformatics |
| netsurf.browser | Free, open source, small web browser |
| netsurf-browser | Free, open source, small web browser |
| sofia_sip | Open-source SIP User-Agent library, compliant with the IETF RFC3261 specification |
| ghostfolio | Open Source Wealth Management Software |
| earlybird | Sensitive data detection tool capable of scanning source code repositories for passwords, key files, and more |
| python313Packages.font-v | Python utility for manipulating font version headers |
| augustus | Open source re-implementation of Caesar III. Fork of Julius incorporating gameplay changes |
| fpc | Free Pascal Compiler from a source distribution |
| vivictpp | Easy to use tool for subjective comparison of the visual quality of different encodings of the same video source |
| zabbix.agent2 | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix60.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| davs2 | Open-source decoder of AVS2-P2/IEEE1857.4 video coding standard |
| qgrep | Fast regular expression grep for source code with incremental index updates |
| krank | Krank checks issue tracker link status in your source code |
| redis | Open source, advanced key-value store |
| xavs2 | Open-source encoder of AVS2-P2/IEEE1857.4 video coding standard |
| tt2020 | Advanced, open source, hyperrealistic, multilingual typewriter font for a new decade |
| python313Packages.genpy | C/C++ source generation from an AST |
| python314Packages.font-v | Python utility for manipulating font version headers |
| python314Packages.genpy | C/C++ source generation from an AST |
| liblouis | Open-source braille translator and back-translator |
| speexdsp | Open Source/Free Software patent-free audio compression format designed for speech |
| python312Packages.meson | Open source, fast and friendly build system made in Python |
| python313Packages.depyf | Decompile python functions, from bytecode to source code |
| python314Packages.depyf | Decompile python functions, from bytecode to source code |
| monetdb | Open source database system |
| nspr | Netscape Portable Runtime, a platform-neutral API for system-level and libc-like functions |
| nodePackages_latest.elm-oracle | Query for information about values in elm source files. |
| python314Packages.qutip | Open-source software for simulating the dynamics of closed and open quantum systems |
| python313Packages.meson | Open source, fast and friendly build system made in Python |
| python313Packages.qutip | Open-source software for simulating the dynamics of closed and open quantum systems |
| python314Packages.meson | Open source, fast and friendly build system made in Python |
| include-what-you-use | Analyze #includes in C/C++ source files with clang |
| mysql84 | World's most popular open source database |
| zabbix74.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix72.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| zabbix70.agent | Enterprise-class open source distributed monitoring solution (client-side agent) |
| outguess | Universal steganographic tool that allows the insertion of hidden information into the redundant bits of data sources |
| lucide | Open-source icon library that provides 1000+ icons |
| lexbor | Open source HTML Renderer library |
| python313Packages.gpgme | Python bindings to the GPGME API of the GnuPG cryptography library |
| python314Packages.gpgme | Python bindings to the GPGME API of the GnuPG cryptography library |
| 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 |
| ormolu | A formatter for Haskell source code |
| nika-fonts | Persian/Arabic Open Source Font |
| taisei | Free and open-source Touhou Project clone and fangame |
| sympa | Open source mailing list manager |
| go-errorlint | Source code linter that can be used to find code that will cause problems with Go's error wrapping scheme |
| python314Packages.scipy | SciPy (pronounced 'Sigh Pie') is open-source software for mathematics, science, and engineering |
| python313Packages.myhdl | Free, open-source package for using Python as a hardware description and verification language |
| python313Packages.phply | Lexer and parser for PHP source implemented using PLY |
| python314Packages.myhdl | Free, open-source package for using Python as a hardware description and verification language |
| python313Packages.scipy | SciPy (pronounced 'Sigh Pie') is open-source software for mathematics, science, and engineering |
| python314Packages.phply | Lexer and parser for PHP source implemented using PLY |
| autodock-vina | One of the fastest and most widely used open-source docking engines |
| normaliz | Open source tool for computations in affine monoids, vector configurations, lattice polytopes, and rational cones |
| quarto | Open-source scientific and technical publishing system built on Pandoc |
| julius | Open source re-implementation of Caesar III |
| moodle | Free and open-source learning management system (LMS) written in PHP |
| octodns-providers.ddns | Simple Dynamic DNS source for octoDNS |
| python313Packages.pyvcd | Python package for writing Value Change Dump (VCD) files |
| python313Packages.arelle | Open source XBRL platform |
| python314Packages.pyvcd | Python package for writing Value Change Dump (VCD) files |
| python312Packages.mlt | Open source multimedia framework, designed for television broadcasting |
| elements | Open Source implementation of advanced blockchain features extending the Bitcoin protocol |
| documenso | Open Source DocuSign Alternative |
| mysql80 | World's most popular open source database |
| open62541 | Open source implementation of OPC UA |
| 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 |