| 2020-09-16 13:09:46 | ltk_tscc | Added credit for Markus Fritze on HyperText: Code |
| 2020-09-16 13:07:00 | ltk_tscc | Added credit for Markus Fritze on Think And Work: Code |
| 2020-09-16 12:34:33 | ltk_tscc | Added credit for Markus Fritze on Gauntlet Editor: Code |
| 2020-09-16 12:29:11 | ltk_tscc | Added link https://www.flickr.com/photos/mfritze/ |
| 2020-09-16 12:29:03 | ltk_tscc | Added link https://github.com/sarnau |
| 2020-09-16 12:28:55 | ltk_tscc | Added link https://www.facebook.com/sarnau |
| 2020-09-16 12:28:45 | ltk_tscc | Added link https://twitter.com/sarnau |
| 2020-09-16 12:26:09 | ltk_tscc | Edited notes |
| 2018-05-17 14:51:54 | TheCollector | Added link http://sarnau.info/category/atari/ |
| 2018-03-25 19:56:31 | ggn- | Added credit for Markus Fritze on bexa64n: Code (binary to decimal) |
| 2017-12-17 20:35:40 | dyno | Added credit for Markus Fritze on PFX Pak Plus V1.2: Code (Unpacker) |
| 2017-12-17 20:35:01 | dyno | Added credit for Markus Fritze on PFX Packer 1.8D: Code (Unpacker) |
| 2017-12-17 20:34:23 | dyno | Added credit for Markus Fritze on PFX Packer V2.1: Code (Unpacker) |
| 2017-12-17 20:33:47 | dyno | Added credit for Markus Fritze on PFX Packer 1.6D: Code (Unpacker) |
| 2017-05-31 07:22:20 | ltk_tscc | Added credit for Markus Fritze on Midi Maze 2: Code |
| 2017-02-19 18:02:34 | ltk_tscc | Added credit for Markus Fritze on Turboassembler 030: Code |
| 2016-04-02 10:53:30 | ltk_tscc | Added link http://www.markus-fritze.de/ |
| 2016-04-02 10:47:12 | ltk_tscc | Added credit for Markus Fritze on TurboAss 1.7.6: Code, Text (Manual) |
| 2016-04-02 10:46:15 | ltk_tscc | Set real name |
| 2016-04-02 10:46:09 | ltk_tscc | Set location to Germany |
| 2016-04-02 10:45:55 | ltk_tscc | Added Markus Fritze as a member of Sigma-Soft |