| solvespace | Parametric 3d CAD program |
| slstatus | Status monitor for window managers that use WM_NAME like dwm |
| sdbus-cpp | High-level C++ D-Bus library designed to provide easy-to-use yet powerful API |
| sshfs-fuse | FUSE-based filesystem that allows remote filesystems to be mounted over SSH |
| sssd | System Security Services Daemon |
| sunpaper | Utility to change wallpaper based on local weather, sunrise and sunset times |
| swaycwd | Returns cwd for shell in currently focused sway window, or home directory if cannot find shell |
| systemd-lock-handler | Translates systemd-system lock/sleep signals into systemd-user target activations |
| timemachine | JACK audio recorder |
| strace | System call tracer for Linux |
| swiften | XMPP library for C++, used by the Swift client |
| smemstat | Memory usage monitoring tool |
| styluslabs-write-bin | Write is a word processor for handwriting |
| swell-foop | Puzzle game, previously known as Same GNOME |
| timew-sync-server | Server component of timewarrior synchronization application |
| singularity-overriden-nixos | |
| system-config-printer | |
| speechd | Common interface to speech synthesis |
| slade | Doom editor |
| slade-unstable | Doom editor |
| sienna | Fast-paced one button platformer |
| siril | Astrophotographic image processing tool |
| sdparm | Utility to access SCSI device parameters |
| spooftooph | Automate spoofing or clone Bluetooth device Name, Class, and Address |
| sogo | Very fast and scalable modern collaboration suite (groupware) |
| stalonetray | Stand alone tray |
| simp_le | Simple Let's Encrypt client |
| teensyduino | Open-source electronics prototyping platform |
| sfrotz | Interpreter for Infocom and other Z-Machine games (SDL interface) |
| theme-obsidian2 | Gnome theme based upon Adwaita-Maia dark skin |
| tagutil | Scriptable music files tags tool and editor |
| sixpair | Pair with SIXAXIS controllers over USB |
| sunshine | Game stream host for Moonlight |
| sunxi-tools | Tools for Allwinner SoC devices |
| tela-circle-icon-theme | Flat and colorful personality icon theme |
| texmaker | TeX and LaTeX editor |
| tessen | Interactive menu to autotype and copy Pass and GoPass data |
| statping-ng | Status Page for monitoring your websites and applications with beautiful graphs, analytics, and plugins |
| seadrive-gui | GUI part of Seafile drive |
| seasocks | Tiny embeddable C++ HTTP and WebSocket server |
| tetraproc | Converts the A-format signals from a tetrahedral Ambisonic microphone into B-format signals ready for recording |
| sfizz | SFZ jack client and LV2 plugin |
| signify | OpenBSD signing tool |
| soapysdrplay | Soapy SDR module for SDRplay |
| sysmenu | Simple program launcher using GTK4 |
| supersonic-wayland | Lightweight cross-platform desktop client for Subsonic music servers |
| srandrd | Simple randr daemon |
| seren | Simple ncurses VoIP program based on the Opus codec |
| sysvinit | Utilities related to booting and shutdown |
| tinycompress | Userspace library for anyone who wants to use the ALSA compressed APIs |
| ser2net | Serial to network connection server |
| thttpd | Tiny/turbo/throttling HTTP server |
| sushi | Quick previewer for Nautilus |
| skawarePackages.s6-linux-init | Set of minimalistic tools used to create a s6-based init system, including a /sbin/init binary, on a Linux kernel |
| signing-party | Collection of several projects relating to OpenPGP |
| smtube | Play and download Youtube videos |
| somebar | dwm-like bar for dwl |
| thunar | Xfce file manager |
| tango-icon-theme | Basic set of icons |
| texworks | Simple TeX front-end program inspired by TeXShop |
| tetrio-plus | Modified TETR.IO desktop app.asar with many customization tools |
| spyder | Scientific python development environment |
| sx | Simple alternative to both xinit and startx for starting a Xorg server |
| stacks | Software pipeline for building loci from short-read sequences |
| supermodel | Sega Model 3 Arcade Emulator |
| tinycmmc | Tiny CMake Module Collections |
| tahoe-lafs | Tahoe-LAFS, a decentralized, fault-tolerant, distributed storage system |
| snake4 | Game starring a fruit-eating snake |
| snippetexpanderd | Your little expandable text snippet helper daemon |
| swayosd | GTK based on screen display for keyboard shortcuts |
| tailor-gui | Rust GUI for interacting with hardware from TUXEDO Computers |
| squirrel-sql | Universal SQL Client |
| themechanger | Theme changing utility for Linux |
| shortwave | Find and listen to internet radio stations |
| tiscamera | Linux sources and UVC firmwares for The Imaging Source cameras |
| svaba | Structural variant and INDEL caller for DNA sequencing data, using genome-wide local assembly |
| snapper | Tool for Linux filesystem snapshot management |
| 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) |
| skawarePackages.mdevd | mdev-compatible Linux hotplug manager daemon |
| seadrive-fuse | SeaDrive daemon with FUSE interface |
| theforceengine | Modern "Jedi Engine" replacement supporting Dark Forces, mods, and in the future, Outlaws |
| televido | Viewer for German-language public broadcasting live streams and archives |
| syspower | Simple power menu/shutdown screen for Hyprland |
| speech-denoiser | Speech denoise lv2 plugin based on RNNoise library |
| taskopen | Script for taking notes and open urls with taskwarrior |
| slurm-spank-stunnel | Plugin for SLURM for SSH tunneling and port forwarding support |
| snips-sh | Passwordless, anonymous SSH-powered pastebin with a human-friendly TUI and web UI |
| symphony | Open-source solver, callable library, and development framework for mixed-integer linear programs (MILPs) |
| speedtest | Graphical librespeed client written using GTK4 + libadwaita |
| sc2-headless | Starcraft II headless linux client for machine learning research |
| themix-gui | Graphical application for designing themes and exporting them using plugins |
| shorewall | IP gateway/firewall configuration tool for GNU/Linux |
| squeekboard | Virtual keyboard supporting Wayland |
| sddm-astronaut | Modern looking qt6 sddm theme |
| sinit | Very minimal Linux init implementation from suckless.org |
| scrot | Command-line screen capture utility |
| synthv1 | Old-school 4-oscillator subtractive polyphonic synthesizer with stereo fx |
| sg3_utils | Utilities that send SCSI commands to devices |
| textadept | Extensible text editor based on Scintilla with Lua scripting |
| throne | Qt based cross-platform GUI proxy configuration manager |