These are drivers, screen accelerators, file selectors and patches. Most of these programs run in the background and are specific to a certain hardware or os. Some system extensions (BubbleGEM/gBubble, OLGA) are supported by many modern Atari applications. Another essential program is HD-Driver, which is still being updated to support memory cards, DVD and Blu-ray drives.
| Program | Version | Date | Added |
|---|---|---|---|
| FSEL | 6.0 | 1988-05-08 | 2021-06-04 |
| Font Tricks! | 2021-03-19 | ||
| FALCON.BOS | 2021-01-31 | ||
| Sandrine | 4.5 | 1999-10-15 | 2021-01-31 |
| Britz | 2021-01-21 | ||
| TOSKAOS | 1992-07-10 | 2021-01-02 | |
| VT52Inst | 1991-12-22 | 2020-12-29 | |
| SysInfo (Rabich) | 1.0 | 1991-12-22 | 2020-12-29 |
| Slowdown | 2020-12-25 | ||
| Look0 | 1.04 | 1987-01-01 | 2020-12-25 |
