| smartsynchronize | File Manager, File/Directory Compare |
| tlp-pd | Power-rofiles-daemon like DBus interface for TLP |
| sdnotify-wrapper | Use systemd sd_notify without having to link against libsystemd |
| swi-prolog-gui | Prolog compiler and interpreter |
| tbox | Glib-like multi-platform c library |
| seamly2d | Open source patternmaking software |
| switchres | Modeline generation engine for emulation |
| snap7 | Step7 Open Source Ethernet Communication Suite |
| test-drive | Procedural Fortran testing framework |
| solfege | Ear training program |
| skawarePackages.mdevd | mdev-compatible Linux hotplug manager daemon |
| snis | Space Nerds In Space, a multi-player spaceship bridge simulator |
| tessen | Interactive menu to autotype and copy Pass and GoPass data |
| snzip | Compression/decompression tool based on snappy |
| swayfx-unwrapped | Sway, but with eye candy |
| supercollider-with-plugins | Programming language for real time audio synthesis |
| timekpr | Manages and restricts user screen time by enforcing time limits |
| tiny-cuda-nn | Lightning fast C++/CUDA neural network framework |
| sway-launcher-desktop | TUI Application launcher with Desktop Entry support |
| supermariowar | Fan-made multiplayer Super Mario Bros. style deathmatch game |
| thumbdrives | USB mass storage emulator for Linux handhelds |
| sqlitestudio-plugins | Official plugins for SQLiteStudio, a free, open source, multi-platform SQLite database manager |
| supercollider_scel | Programming language for real time audio synthesis |
| swayidle | Idle management daemon for Wayland |
| scanservjs | SANE scanner nodejs web ui |
| smbnetfs | FUSE FS for mounting Samba shares |
| tetrio-plus | Modified TETR.IO desktop app.asar with many customization tools |
| tlmi-auth | Utility for creating signature strings needed for thinklmi certificate based authentication |
| schemes | Edit GtkSourceView style-schemes for an application or platform |
| spooftooph | Automate spoofing or clone Bluetooth device Name, Class, and Address |
| swaylock-effects | Screen locker for Wayland |
| sushi | Quick previewer for Nautilus |
| taler-challenger | OAuth 2.0-based authentication service that validates user can receive messages at a certain address |
| taler-exchange | Exchange component for the GNU Taler electronic payment system |
| sil | Rogue-like game set in the First Age of Middle-earth |
| tamgamp-lv2 | Guitar amplifier simulator |
| swift-corelibs-libdispatch | Grand Central Dispatch |
| tetragon | Real-time, eBPF-based Security Observability and Runtime Enforcement tool |
| stupidterm | Simple wrapper around the VTE terminal emulator widget for GTK |
| su | Suite containing authentication-related tools such as passwd and su |
| simp1e-cursors | Aesthetic cursor theme for Linux desktops |
| stdoutisatty | Make programs think their stdout is a tty / terminal |
| seren | Simple ncurses VoIP program based on the Opus codec |
| supervise | Minimal unprivileged process supervisor making use of modern Linux features |
| theme-jade1 | Based on Linux Mint theme with dark menus and more intensive green |
| strfry | Nostr relay implementation in C++ |
| seadrive-fuse | SeaDrive daemon with FUSE interface |
| suricata | Free and open source, mature, fast and robust network threat detection engine |
| sinit | Very minimal Linux init implementation from suckless.org |
| stockpile | Keep count of restockable items |
| tini | Tiny but valid init for containers |
| setserial | Serial port configuration utility |
| styluslabs-write-bin | Write is a word processor for handwriting |
| sfizz-ui | SFZ based sampler, providing AU / LV2 / PD / VST3 plugins using the sfizz library |
| solaar | Linux devices manager for the Logitech Unifying Receiver |
| taglib-sharp | Library for reading and writing metadata in media files |
| singularity | Application containers for linux (Sylabs Inc's fork of Singularity, a.k.a. SingularityCE) |
| shellhub-agent | Enables easy access any Linux device behind firewall and NAT |
| sqlitestudio | Free, open source, multi-platform SQLite database manager |
| soapui | Most Advanced REST & SOAP Testing Tool in the World |
| symphony | Open-source solver, callable library, and development framework for mixed-integer linear programs (MILPs) |
| simutrans | Simulation game in which the player strives to run a successful transport system |
| supercollider | Programming language for real time audio synthesis |
| sem | Cli to operate on semaphore ci (2.0) |
| timew-sync-server | Server component of timewarrior synchronization application |
| tandem-aligner | Parameter-free algorithm for sequence alignment |
| timemachine | JACK audio recorder |
| seq24 | Minimal loop based midi sequencer |
| tiptop | Performance monitoring tool for Linux |
| sunshine | Game stream host for Moonlight |
| smooth | Object-oriented class library for C++ application development |
| sixpair | Pair with SIXAXIS controllers over USB |
| superd | Unprivileged user service supervisor |
| slurm-spank-x11 | Plugin for SLURM to allow for interactive X11 sessions |
| stone-phaser | Classic analog phaser effect, made with DPF and Faust |
| taskserver | Server for synchronising Taskwarrior 2 clients |
| status-im | Desktop client for the Status Network |
| seasocks | Tiny embeddable C++ HTTP and WebSocket server |
| sienna | Fast-paced one button platformer |
| stilo-themes | Minimalistic GTK, gnome shell and Xfce themes |
| snake4 | Game starring a fruit-eating snake |
| snippetexpanderx | Your little expandable text snippet helper auto expander daemon |
| socalabs-sid | Socalabs Commodore 64 SID Emulation Plugin |
| stalonetray | Stand alone tray |
| teensyduino | Open-source electronics prototyping platform |
| spectre-meltdown-checker | Spectre & Meltdown vulnerability/mitigation checker for Linux |
| thunar-volman | Thunar extension for automatic management of removable drives and media |
| sddm-sugar-dark | Dark SDDM theme from the sugar family |
| simple-live-app | Simply Watch Live |
| slweb | Static website generator which aims at being simplistic |
| sticky | Sticky notes app for the Linux desktop |
| tagutil | Scriptable music files tags tool and editor |
| slurm-spank-stunnel | Plugin for SLURM for SSH tunneling and port forwarding support |
| sentry-native | Sentry SDK for C, C++ and native applications |
| terminator | Terminal emulator with support for tiling and tabs |
| slurm | Simple Linux Utility for Resource Management |
| soi | Physics-based puzzle game |
| setools | SELinux Policy Analysis Tools |
| slobdict | Modern, lightweight GTK 4 dictionary app |
| squeekboard | Virtual keyboard supporting Wayland |