| Name | Version | Updated | Category |
|---|---|---|---|
| 1-2-3 | 1.10 | 08.07.1990 | Puzzle game |
| 1. Hilfe | 1.0 | 05.01.1991 | Disk tools |
| 1. Liga | - | Sports | |
| 1000 Bornes | - | Card games | |
| 17+4 | 01.01.1993 | Gambling - Blackjack | |
| 1st Image | 11.09.1992 | Viewer | |
| 1st Mask | 3.56 | - | Address database |
| 1st Show | 1.0 | 03.07.1988 | Slideshow |
| 1st Sound | 1.57 | 01.01.1992 | Music database |
| 1wp2word | 1.37 | 02.03.1996 | Text converter |
| 1x1 Fortgeschrittene | 1.0 | 01.03.1992 | Maths - Learning |
| 1x1 Spass | 2.0 | - | Maths - Learning |
| 2 Columns | 4a | 01.07.1991 | Printing - Multicolumn |
| 2048 | 1.3 | 31.01.2016 | Puzzle game |
| 225-Konv | - | Text converter | |
| 2nd Text/Easy-Text | - | Editors - Full screen | |
| 3-D Laby | - | Labyrinth | |
| 3-D-Funktionen | 01.02.1989 | Maths - Plot | |
| 3.5 Inch Disk Label Maker | - | Printing - Labels | |
| 3D Maze | - | Labyrinth | |
| 3D-Edit & Run | - | Graphics - 3D graphic and animation | |
| 3D-Funktionsplotter | 01.01.1995 | Maths - Plot | |
| 5 of a Kind | - | Dice Game - Yahtzee | |
| 5 Shot | 01.03.1989 | Action - Shooting Gallery | |
| 5 Spiele | 01.01.1989 | Game collections | |
| 66 | - | Card games | |
| 8/16 MHz | - | Configuration | |
| 99th HABU | 2.12 | - | Finances - Home accounting |
| A Fortnight in the Life of a Small Planet | 1.1 | 01.04.1993 | Religion |
| A Roman Mystery (NewsDisk) | - | Education - History | |
| A-Z | 2.6 | 04.07.1999 | Text sorter |
| Abbreviation | 1.3 | 10.04.1993 | Abbreviations |
| ABC | 2.51 | 22.11.1991 | Anti virus |
| ABC-Kasten | - | Education - Spelling | |
| Ableiten | - | Maths | |
| Abus | - | Basic - GFA - Tools | |
| ACC-Time | 1.0 | 03.06.1991 | Clock |
| Ad Astra | 1.64s | 01.01.1992 | Esotericism - Astrology |
| Adath | - | Database | |
| Add | - | Maths - Learning | |
| ADDCRLF | 1.0 | - | Mailbox - Tools |
| Address & Phone Book | - | Address database | |
| Address Label Maker | 2.0 | - | Printing - Labels |
| Address-Maker | 01.05.1994 | Printing - Labels | |
| AddressHelp | 1.75 | 01.07.1990 | Address database |
| Addup | 1.0 | - | Puzzle game |
| AdiSort | 1.0 | 01.01.1990 | Database - Adimens |
| ADR-Text | 1.1 | 01.09.1990 | Editors |
| Adress-Verwaltung | 2.2 | - | Address database |
| Adressbuch ST | 1.5 | 01.01.1992 | Address database |
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.
