| Name | Version | Updated | Category |
|---|---|---|---|
| Softness Isola | 29.11.1989 | Strategy | |
| Softness Solitaire | - | Solitaire | |
| Softworks MT-32 | - | MIDI - Editor/Bankmanager | |
| Soko! | - | Sokoban | |
| SolarFakt 2017 | 01.01.2017 | Business applications - Various | |
| Solit | 01.01.1990 | Solitaire | |
| Solitaire (Saalbach) | - | Solitaire | |
| Solitär | 01.01.1987 | Solitaire | |
| Solo | 1.0 | - | Solitaire |
| Soundcomputer | 1.2 | - | ST Chipsound |
| SOUNDER | 1.30 | 01.11.1994 | Music database |
| Space Fortress | - | Action - Arcade | |
| Space Jet | 01.01.1990 | Action - Shoot'em Up | |
| Space Manager 3000 | 01.01.1991 | Business simulation | |
| Spaceball I | 01.01.1987 | Sport - Futuristic | |
| Spacer | 4.35 | 17.01.1989 | Online gaming (Mailbox) |
| Sparverein | 1.2 | 01.01.1993 | Finances - Bank |
| Speaker | 2.01 | 07.03.1990 | Science - Electronic - Speakers |
| Speckweg | 2.1 | - | Science - Biology |
| Speed-Radar | 3.0 | - | Science - Electronic |
| Speedwriter II | 1.0 | 17.05.1989 | Disk letters |
| Speichertest | 1.0 | - | System diagnosis |
| Spekulant | - | Business simulation - Stock exchange | |
| SPELLING I - Object Recognition & Spelling | - | Education - Spelling | |
| SPELLING II - The States and Their Capitols | - | Education - Spelling | |
| Spellone | 1.1 | - | Spell checker |
| Spellpic | 01.01.1987 | Education - Spelling | |
| Spelmix | 1.12 | 01.01.1995 | Game collections |
| Spesen | 1.35 | 12.02.1993 | Finances - Business |
| SphericalED | - | Editor | |
| SpiceGraph | 0.2 | - | Science - Electronic |
| Spicetro | 29.06.2010 | Demos - Intro | |
| Spiegelung | - | Science - Physics | |
| Spitting | - | Strategy - Artillery | |
| Spitzenreiter III | 3 | 01.01.1995 | Management - Soccer |
| Sporttabellen-Verwaltung | 3.1 | - | Sports |
| Sprite & Mouse Editor GFA | 01.01.1986 | Basic - GFA - Tools | |
| Sprite Editor | 1.1 | - | Sprite editor |
| Sprite Works | 1.0 | 01.01.1993 | Sprite editor |
| Sprite Works Demo | - | Demos - Intro | |
| Square Off (Tetris clone) | 01.01.1995 | Tetris | |
| ST Bingo | - | Gambling - Bingo | |
| ST Doodle | - | Paint programs - Monochrome | |
| ST Feld | 1.6 | - | Science - Physics |
| ST Globe | 7.06 | 01.01.1994 | Education - Geography |
| ST Graph | - | Chart graphics | |
| ST Handel | 27.01.1990 | Business simulation | |
| ST Label+ | 01.01.1990 | Disk catalog | |
| ST Program Manager | 1.9 | 17.11.1989 | Disk catalog |
| ST Review Invaders | 01.01.1992 | Arcade - Space Invaders |
GFA-Basic
GFA Basic was the most popular programming language dialect for the Atari ST. Developed by Frank Ostrowski and distributed by GFA Systemtechnik, GFA Basic quickly established itself with an ecosystem of tools, books, and libraries. The GFA Basic Editor is a modernized version with many new commands for multitasking systems.
