| 2025-04-12 10:27:17 | ltk_tscc | Updated Zapp's membership of Stranger: set as ex-member |
| 2025-04-08 15:50:16 | ltk_tscc | Added credit for Zapp on Module Disk 2: Graphics |
| 2025-04-08 15:38:13 | ltk_tscc | Added credit for Zapp on Module Disk 3: Graphics |
| 2025-04-07 19:30:16 | ltk_tscc | Updated Zapp's credit on Wicked Sounds 5: Graphics, Text |
| 2025-04-07 19:27:25 | ltk_tscc | Added credit for Zapp on Wicked Sounds 5: Graphics |
| 2025-04-07 19:12:22 | ltk_tscc | Updated Zapp's credit on Wicked Sounds 6: Text, Graphics |
| 2025-04-07 19:10:31 | ltk_tscc | Added credit for Zapp on Wicked Sounds 6: Text |
| 2025-04-07 18:44:39 | ltk_tscc | Added credit for Zapp on Wicked Sounds 8: Index Techno Special: Graphics |
| 2018-08-17 16:23:20 | sensenstahl | Added Zapp as a member of Jolly Good Elites Traders |
| 2015-01-06 17:06:37 | ltk_tscc | Added credit for Zapp on Tools Volume #01: Graphics |
| 2014-11-23 20:34:30 | ltk_tscc | Added credit for Zapp on Intro compilation #17: Graphics |
| 2014-11-23 18:30:49 | ltk_tscc | Added credit for Zapp on Intro compilation #14: Graphics (Logo) |
| 2014-11-23 18:03:13 | ltk_tscc | Added credit for Zapp on Intro compilation #11: Graphics |
| 2014-11-23 17:03:49 | ltk_tscc | Added credit for Zapp on Intro compilation #09: Graphics |
| 2014-11-22 14:24:23 | ltk_tscc | Added credit for Zapp on Intro compilation #06: Graphics (Logo) |
| 2013-07-08 10:13:48 | ltk_tscc | Set location to Germany |
| 2013-07-08 10:13:41 | ltk_tscc | Added Zapp as a member of Stranger |