| startup-notification | 0.12-2 | Startup-notification libraries |
| stellarium | 24.3 | A stellarium with great graphics and a nice database of sky-objects |
| stellarsolver | 2.5-1 | Stellar data extractor and astrometric solver |
| step | 23.08.5 | An interactive physics simulator |
| stk | 5.0.1-1 | The Synthesis ToolKit |
| stlink | 1.7.0 | Utilities to develop STM32 microcontrollers via ST-Link |
| stm32flash | 0.7 | UART/I2C flash program for the STM32 ARM microcontrollers |
| strace | 6.13 | A useful diagnostic, instructional, and debugging tool |
| strawberry | 1.0.23-3 | A music player and library organizer |
| streamripper | 1.64.6-2 | Records and splits MP3 stream into tracks |
| stress | 1.0.7 | A tool that stress tests your system (CPU, memory, I/O, disks) |
| stress-ng | 0.18.11 | Utility to stress test various components on a computer system |
| stressapptest | 1.0.11 | A general-purpose memory interface testsuite |
| strongswan | 1:5.9.4-1 | An open source IPsec-based VPN solution |
| stunnel | 5.73 | A program that allows you to encrypt arbitrary TCP connections inside SSL |
| subversion | 1.14.5 | A modern concurrent version control system |
| sudo | 1.9.16-1 | Give certain users the ability to run some commands as root |
| suil | 0.10.20 | A lightweight C library for loading and wrapping LV2 plugin UIs |
| suitesparse | 7.6.1-1 | A collection of sparse matrix libraries |
| sunshine | 2025.122.141614-1 | A Gamestream host for Moonlight |
| superslicer | 2.7.61.0 | G-code generator for 3D printers |
| supertux | 0.6.3 | A classic 2D jump'n run sidescroller game in a style similar to the original SuperMario games |
| supertuxkart | 1.4-1 | Kart racing game featuring Tux and his friends |
| sushi | 42.0 | A quick previewer for Nautilus |
| svgpart | 23.08.5 | A KPart for SVG viewing |
| svt-av1 | 3.0.2 | Scalable Video Technology AV1 encoder and decoder |
| sway | 1.10.1 | An i3-compatible window manager for Wayland |
| sway-audio-idle-inhibit | 0.1.2 | A utility for preventing swayidle from sleeping while audio is in use |
| swaybg | 1.2.1 | A utility for Wayland compositors to manage and set wallpaper |
| swayfx | 0.5 | An i3-compatible window manager for Wayland |
| swayidle | 1.8.0 | Idle management daemon for Wayland |
| swaylock | 1.8.2 | A screen locking utility for Wayland compositors |
| swaylock-effects | 1.7.0.0 | A screen locking utility for Wayland compositors |
| sweeper | 23.08.5 | System cleaner for KDE |
| swell-foop | 41.1 | Clear the screen by removing groups of colored and shaped tiles |
| swig | 4.3.0 | Generator for scripting interfaces to C/C++ code |
| sword | 1.9.0-1 | API and tools for Bible study programs |
| swww | 0.9.5 | Animated wallpaper daemon for Wayland |
| sylpheed | 3.7.0-1 | Lightweight and user-friendly e-mail client |
| synapse | 0.2.99.4 | A semantic launcher written in Vala |
| synaptic | 0.91.5+nmu2 | Graphical package manager for DPKG |
| syncthing | 1.29.5 | Free/Libre Continuous Replication / Cluster Synchronization Thing |
| syndication | 1:5.115.0 | KDE RSS/Atom parser library |
| synergy | 1.11.1-3 | Share a single mouse and keyboard between multiple computers |
| syntax-highlighting | 5.115.0 | Framework for syntax highlighting of structured text/code |
| sysfsutils | 2.1.1 | System utilities based on Sysfs |
| sysprof | 3.44.0 | A statistical and system-wide profiler |
| sysstat | 12.7.5 | Performance monitoring tools for Linux |
| system-config-printer-runtime | 1.5.18 | A CUPS printer configuration tool and status applet (runtime libraries) |
| systemd | 1:257.2-1 | System and service manager |
| systemd-boot-friend | 0.26.1 | Help systemd-boot to access OS kernel |
| systemsettings | 5.27.12 | System settings for KDE Plasma Desktop |
| systemtap | 5.2 | provides infrastructure to simplify the gathering of information about the running system |
| sysv-ipc | 1.0.1-1 | System V IPC for Python - Semaphores, Shared Memory and Message Queues |
| t1lib | 5.1.2-4 | Library for generating character and string-glyphs from Adobe Type 1 fonts |
| taglib | 1.13.1 | Library for reading and editing the meta-data of several popular audio formats |
| tagparser | 11.5.1 | C++ library for reading and writing media file tags |
| tailscale | 1.82.0-1 | Mesh VPN service utilizing the WireGuard protocol and 2FA |
| taisei | 1:1.3.2-1 | Open source Touhou clone |
| tali | 40.8 | A poker-style dice game for GNOME |
| Legend: |
Package up to date Package in testing branch Package older than source or missing Source file contains error Source has removed the package |
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