| packages/nixpkgs/seaview | GUI for molecular phylogeny |
| packages/nixpkgs/srsran | Open-source 4G and 5G software radio suite |
| packages/nixpkgs/simp1e-cursors | Aesthetic cursor theme for Linux desktops |
| packages/nixpkgs/seren | Simple ncurses VoIP program based on the Opus codec |
| packages/nixpkgs/talentedhack | LV2 port of Autotalent pitch correction plugin |
| packages/nixpkgs/syntex | Texture synthesis from examples |
| packages/nixpkgs/texworks | Simple TeX front-end program inspired by TeXShop |
| packages/nixpkgs/shadershark | OpenGL/X11 application for GNU/Linux consisting of a single window that shows simple 3D scene of a textured rectangle with applied vertex and fragment shaders (GLSL) |
| packages/nixpkgs/theme-obsidian2 | Gnome theme based upon Adwaita-Maia dark skin |
| packages/nixpkgs/tbe | Physics-based game vaguely similar to Incredible Machine |
| packages/nixpkgs/slurp | Select a region in a Wayland compositor |
| packages/nixpkgs/surreal-engine | Reimplementation of the original Unreal Engine |
| packages/nixpkgs/sil-q | Roguelike game set in the First Age of Middle-earth |
| packages/nixpkgs/sentry-native | Sentry SDK for C, C++ and native applications |
| packages/nixpkgs/switcheroo-control | D-Bus service to check the availability of dual-GPU |
| packages/nixpkgs/swapspace | Dynamic swap manager for Linux |
| packages/nixpkgs/sqlitestudio-plugins | Official plugins for SQLiteStudio, a free, open source, multi-platform SQLite database manager |
| packages/nixpkgs/shaderbg | Shader-based live wallpaper program for compositors that support wlr-layer-shell (Sway and others) |
| packages/nixpkgs/slade-unstable | Doom editor |
| packages/nixpkgs/seq24 | Minimal loop based midi sequencer |
| packages/nixpkgs/systemd-bootchart | Boot performance graphing tool from systemd |
| packages/nixpkgs/tiled | Free, easy to use and flexible tile map editor |
| packages/nixpkgs/sinit | Very minimal Linux init implementation from suckless.org |
| packages/nixpkgs/sfrotz | Interpreter for Infocom and other Z-Machine games (SDL interface) |
| packages/nixpkgs/supermin | Tool for creating and building supermin appliances |
| packages/nixpkgs/taskopen | Script for taking notes and open urls with taskwarrior |
| packages/nixpkgs/soundconverter | Leading audio file converter for the GNOME Desktop |
| packages/nixpkgs/stenc | SCSI Tape Encryption Manager |
| packages/nixpkgs/tftp-hpa | TFTP tools - a lot of fixes on top of BSD TFTP |
| packages/nixpkgs/supercollider-with-plugins | Programming language for real time audio synthesis |
| packages/nixpkgs/taler-twister | Fault injector for HTTP traffic |
| packages/nixpkgs/snippetpixie | Your little expandable text snippet helper |
| packages/nixpkgs/simpledbus | C++ wrapper for libdbus-1 |
| packages/nixpkgs/sem | Cli to operate on semaphore ci (2.0) |
| packages/nixpkgs/scanbd | Scanner button daemon |
| packages/nixpkgs/simpleBluez | C++ abstraction layer for BlueZ over DBus |
| packages/nixpkgs/scream | Audio receiver for the Scream virtual network sound card |
| packages/nixpkgs/syscall_limiter | Start Linux programs with only selected syscalls enabled |
| packages/nixpkgs/tini | Tiny but valid init for containers |
| packages/nixpkgs/stevia | User friendly on screen keyboard for Phosh |
| packages/nixpkgs/sedutil | DTA sedutil Self encrypting drive software |
| packages/nixpkgs/taler-exchange | Exchange component for the GNU Taler electronic payment system |
| packages/nixpkgs/squirrel-sql | Universal SQL Client |
| packages/nixpkgs/smc | Generate state machine code from text input (state diagram) |
| packages/nixpkgs/screenkey | Screencast tool to display your keys inspired by Screenflick |
| packages/nixpkgs/shotwell | Popular photo organizer for the GNOME desktop |
| packages/nixpkgs/targetcli-fb | Command shell for managing the Linux LIO kernel target |
| packages/nixpkgs/tetrio-plus | Modified TETR |
| packages/nixpkgs/skippy-xd | Expose-style compositing-based standalone window switcher |
| packages/nixpkgs/target-isns | iSNS client for the Linux LIO iSCSI target |
| packages/nixpkgs/strutcpp | Collection of string utilities |
| packages/nixpkgs/taxi | FTP Client that drives you anywhere |
| packages/nixpkgs/tes3cmd | Command line tool for examining and modifying plugins for the Elder Scrolls game Morrowind by Bethesda Softworks |
| packages/nixpkgs/sx | Simple alternative to both xinit and startx for starting a Xorg server |
| packages/nixpkgs/show-midi | Multi-platform GUI application to effortlessly visualize MIDI activity |
| packages/nixpkgs/srb2 | Sonic Robo Blast 2 is a 3D Sonic the Hedgehog fangame based on a modified version of Doom Legacy |
| packages/nixpkgs/sysvtools | Utilities related to booting and shutdown |
| packages/nixpkgs/wev | Wayland event viewer |
| packages/nixpkgs/waagent | Microsoft Azure Linux Agent (waagent) |
| packages/nixpkgs/udpreplay | Replay UDP packets from a pcap file |
| packages/nixpkgs/traitor | Automatic Linux privilege escalation |
| packages/nixpkgs/udev-block-notify | Notify about udev block events |
| packages/nixpkgs/uisp | Tool for AVR microcontrollers which can interface to many hardware in-system programmers |
| packages/nixpkgs/xbanish | Hides mouse pointer while not in use |
| packages/nixpkgs/usbtop | Top utility that shows an estimated instantaneous bandwidth on USB buses and devices |
| packages/nixpkgs/wayst | Simple terminal emulator |
| packages/nixpkgs/vnstat | Console-based network statistics utility for Linux |
| packages/nixpkgs/wl-restart | Simple tool that restarts your compositor when it crashes |
| packages/nixpkgs/usbrip | Tool to track the history of USB events |
| packages/nixpkgs/xd | i2p bittorrent client |
| packages/nixpkgs/wireplumber | Modular session / policy manager for PipeWire |
| packages/nixpkgs/usbguard-notifier | Notifications for detecting usbguard policy and device presence changes |
| packages/nixpkgs/ttylog | Simple serial port logger |
| packages/nixpkgs/workcraft | Framework for interpreted graph modeling, verification and synthesis |
| packages/nixpkgs/umu-launcher-unwrapped | Unified launcher for Windows games on Linux using the Steam Linux Runtime and Tools |
| packages/nixpkgs/xfce4-notifyd | Simple notification daemon for Xfce |
| packages/nixpkgs/video-trimmer | Trim videos quickly |
| packages/nixpkgs/unit | Dynamic web and application server, designed to run applications in multiple languages |
| packages/nixpkgs/vdrPlugins.xineliboutput | Xine-lib based software output device for VDR |
| packages/nixpkgs/vite | Visual Trace Explorer (ViTE), a tool to visualize execution traces |
| packages/nixpkgs/veikk-linux-driver-gui | Configuration tool for the VEIKK Linux driver |
| packages/nixpkgs/wayback-x11 | X11 compatibility layer leveraging wlroots and Xwayland |
| packages/nixpkgs/vorta | Desktop Backup Client for Borg |
| packages/nixpkgs/virt-v2v | Convert guests from foreign hypervisors to run on KVM |
| packages/nixpkgs/venera | Comic reader that support reading local and network comics |
| packages/nixpkgs/tracebox | Middlebox detection tool |
| packages/nixpkgs/xclicker | Fast gui autoclicker for x11 linux desktops |
| packages/nixpkgs/xfce4-panel-profiles | Simple application to manage Xfce panel layouts |
| packages/nixpkgs/wl-mirror | Simple Wayland output mirror client |
| packages/nixpkgs/wstsound | Windstille Sound Library |
| packages/nixpkgs/tractor | Setup a proxy with Onion Routing via TOR and optionally obfs4proxy |
| packages/nixpkgs/wtype | xdotool type for wayland |
| packages/nixpkgs/xautocfg | Automatic keyboard repeat rate configuration for new keyboards |
| packages/nixpkgs/waydroid-helper | User-friendly way to configure Waydroid and install extensions, including Magisk and ARM translation |
| packages/nixpkgs/udptunnel | Tunnels TCP over UDP packets |
| packages/nixpkgs/wildcard | Test your regular expressions |
| packages/nixpkgs/transcribe | Software to help transcribe recorded music |
| packages/nixpkgs/torcs-without-data | Car racing game (does not come with the game data required to run) |
| packages/nixpkgs/xiphos | GTK Bible study tool |
| packages/nixpkgs/usb-blaster-udev-rules | udev rules that give NixOS permission to communicate with usb blasters |