| cloc | Program that counts lines of source code |
| nerd-fonts.martian-mono | Nerd Fonts: Free and open-source monospaced font from Evil Martians |
| haskellPackages.hlint | Source code suggestions |
| haskellPackages.wryte | Pretty output for source generators |
| perlPackages.PerlCritic | Critique Perl source code for best-practices |
| haskellPackages.loch-th | Support for precise error locations in source files (Template Haskell version) |
| perlPackages.DevelNYTProf | Powerful fast feature-rich Perl source code profiler |
| haskellPackages.hgrep | Search Haskell source code from the command line |
| haskellPackages.fresh | Introduce fresh variables into Haskell source code |
| faac | Open source MPEG-4 and MPEG-2 AAC encoder |
| sloc | Simple tool to count SLOC (source lines of code) |
| haskellPackages.glean | A system for collecting, deriving and working with facts about source code |
| haskellPackages.ghc-hs-meta | Translate Haskell source to Template Haskell expression |
| haskellPackages.phash | Haskell bindings to pHash, the open source perceptual hash library |
| haskellPackages.krank | Krank checks issue tracker link status in your source code |
| perl538Packages.DirSelf | __DIR__ constant for the directory your source file is in |
| perl540Packages.DirSelf | __DIR__ constant for the directory your source file is in |
| nerd-fonts.overpass | Nerd Fonts: An open source font family inspired by Highway Gothic |
| chsrc | Change Source everywhere for every software |
| lilex | Open source programming font |
| nmap | Free and open source utility for network discovery and security auditing |
| tree | Command to produce a depth indented directory listing |
| haskellPackages.her-lexer | A lexer for Haskell source code |
| perl5Packages.PerlCritic | Critique Perl source code for best-practices |
| perlPackages.Autodia | AutoDia, create UML diagrams from source code |
| haskellPackages.ghc-stdin | Compile source code from the standard input |
| maple-mono.Normal-TTF-AutoHint | Open source Normal Ligature monospace ttf autohint font with round corner and ligatures for IDE and command line
|
| alice | Open-source font by Ksenia Erulevich |
| cmake | Cross-platform, open-source build system generator |
| hack-font | Typeface designed for source code |
| 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 |
| maple-mono.variable | Open source monospace variable font with round corner and ligatures for IDE and command line
|
| maple-mono.NormalNL-TTF-AutoHint | Open source Normal No Ligature monospace ttf autohint font with round corner and ligatures for IDE and command line
|
| texlivePackages.minted | Highlighted source code for LaTeX |
| texlivePackages.mftinc | Pretty-print Metafont source |
| haskellPackages.splint | HLint as a GHC source plugin |
| perlPackages.DevelPatchPerl | Patch perl source a la Devel::PPPort's buildperl.pl |
| 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 |
| haskellPackages.cantor | Application for analysis of java source code |
| haskellPackages.ormolu | A formatter for Haskell source code |
| maple-mono.NL-Variable | Open source No Ligature monospace variable font with round corner and ligatures for IDE and command line
|
| akkuPackages.rapid-syntax | Syntax objects encapsulating Scheme datums together with source-location information |
| haskellPackages.hstyle | Checks Haskell source code for style compliance |
| haskellPackages.errata | Source code error pretty printing |
| haskellPackages.casing | Convert between various source code casing conventions |
| haskellPackages.vcsgui | GUI library for source code management systems |
| haskellPackages.srcloc | Data types for managing source code locations |
| texlivePackages.eoldef | Define commands which absorb the whole source line as arguments |
| perl5Packages.DevelNYTProf | Powerful fast feature-rich Perl source code profiler |
| perl5Packages.Autodia | AutoDia, create UML diagrams from source code |
| maple-mono.CN-unhinted | Open source monospace CN unhinted font with round corner and ligatures for IDE and command line
|
| maple-mono.NF-unhinted | Open source Nerd Font unhinted font with round corner and ligatures for IDE and command line
|
| unciv | Open-source Android/Desktop remake of Civ V |
| umlet | Free, open-source UML tool with a simple user interface |
| haskellPackages.espial | Espial is an open-source, web-based bookmarking server |
| haskellPackages.hstidy | Takes haskell source on stdin, parses it, then prettyprints it to stdout |
| haskellPackages.sousit | Source/Sink/Transform: An alternative to lazy IO and iteratees |
| perl540Packages.Filter | Source Filters |
| perl538Packages.Filter | Source Filters |
| faad2 | Open source MPEG-4 and MPEG-2 AAC decoder |
| maple-mono.NL-NF-unhinted | Open source No Ligature Nerd Font unhinted font with round corner and ligatures for IDE and command line
|
| maple-mono.NL-CN-unhinted | Open source No Ligature monospace CN unhinted font with round corner and ligatures for IDE and command line
|
| 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 |
| maple-mono.NF-CN-unhinted | Open source Nerd Font CN unhinted font with round corner and ligatures for IDE and command line
|
| haskellPackages.ghc-parser | Haskell source parser from GHC |
| haskellPackages.ats-format | A source-code formatter for ATS |
| perl5Packages.DevelPatchPerl | Patch perl source a la Devel::PPPort's buildperl.pl |
| haskellPackages.pretty-loc | Tracking and highlighting of locations in source files |
| haskellPackages.elm-export | A library to generate Elm types from Haskell source |
| texlivePackages.synctex | engine-level feature synchronizing output and source |
| maple-mono.NL-NF-CN-unhinted | Open source No Ligature Nerd Font CN unhinted font with round corner and ligatures for IDE and command line
|
| haskellPackages.inline-c | Write Haskell source files including C code inline. No FFI required. |
| bat-extras.prettybat | Pretty-print source code and highlight it with bat |
| haskellPackages.CoreErlang | Manipulating Core Erlang source code |
| lucide | Open-source icon library that provides 1000+ icons |
| lexbor | Open source HTML Renderer library |
| haskellPackages.located | Source location helpers |
| texlivePackages.pdfsync | Provide links between source and PDF |
| python312Packages.nlopt | Free open-source library for nonlinear optimization |
| python313Packages.nlopt | Free open-source library for nonlinear optimization |
| python314Packages.nlopt | Free open-source library for nonlinear optimization |
| 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 |
| haskellPackages.entropy | A platform independent entropy source |
| texlivePackages.preview | Extract bits of a LaTeX source for output |
| texlivePackages.metatex | Incorporate Metafont pictures in TeX source |
| texlivePackages.codebox | Highlighted source code in a fancy box |
| python312Packages.kicad | Just the built source without the libraries |