| 2025-10-19 00:50:47 | dipswitch | Added credit for pROF on Kriik #2: Text (Interviewed) |
| 2025-05-29 19:41:40 | dipswitch | Added credit for prof4d on Detroyt: Graphics |
| 2025-04-14 01:51:04 | dipswitch | Added prof4d as organiser of Nuotrauka 2001 |
| 2025-04-09 10:20:37 | dipswitch | Added prof4d as organiser of Final Shoque 2000 |
| 2024-10-24 21:19:56 | dipswitch | Updated RAYman's credit on #Z80 #5: Graphics, Text (Editor) |
| 2024-10-24 21:19:46 | dipswitch | Added credit for RAYman on #Z80 #5: Graphics, Text |
| 2024-10-24 21:09:22 | dipswitch | Added credit for RAYman on #Z80 #4: Graphics |
| 2024-10-24 20:54:37 | dipswitch | Added credit for RAYman on #Z80 #3: Graphics, Text |
| 2024-10-24 20:29:47 | dipswitch | Added credit for RAYman on #Z80 #2: Graphics |
| 2024-10-24 20:16:12 | dipswitch | Updated RAYman's credit on #Z80 #1: Graphics, Text |
| 2024-10-24 20:13:23 | dipswitch | Set real name |
| 2024-10-24 20:13:15 | dipswitch | Added credit for RAYman on #Z80 #1: Graphics |
| 2024-04-26 01:29:37 | psenough | Added credit for pROF on Kkolor: Graphics |
| 2023-01-08 16:24:27 | riskej | Added prof4d as a member of Kpacku |
| 2020-07-05 08:49:06 | menace | Added credit for prof4d on Elite VII: Graphics (mk3 Ships) |
| 2020-03-29 12:48:43 | menace | Added credit for pROF on Generation Z #5,5: Graphics (shell screen left) |
| 2019-11-28 07:48:24 | FlashyLamer | Added credit for prof4d on KPACKU Deluxe: Graphics |
| 2018-06-25 17:45:09 | sensenstahl | Added prof4d as a member of Syndrome |
| 2017-10-24 07:33:45 | nyuk | Added credit for prof4d on Guardians of the Scene: Graphics |
| 2017-05-21 18:51:30 | menace | Set location to Perm Krai, Perm, Russia |
| 2017-04-09 06:08:25 | menace | Set location to Perm, Russia |
| 2017-03-23 18:41:16 | introspec | Added credit for prof4d on Break Space: Graphics |
| 2017-03-04 18:57:01 | menace | Added credit for pROF on DoxyCon '99 Grafics: Other (support) |
| 2016-12-27 11:12:24 | gasman | Updated link http://zxart.ee/eng/authors/p/prof4d/ |
| 2016-12-26 08:09:32 | menace | Added credit for pROF on Jaundice: Graphics |
| 2016-11-26 08:09:24 | menace | Added credit for pROF on Invaders: Graphics |
| 2016-06-17 08:10:55 | menace | Added link http://www.pouet.net/user.php?who=98836 |
| 2016-06-17 08:10:39 | menace | Added credit for prof4d on Nervous: Graphics |
| 2016-04-10 06:36:50 | menace | Edited nick 'prof4d': set as primary nick |
| 2016-04-10 06:36:42 | menace | Edited nick 'pROF': changed aliases to 'Pr0f' |
| 2016-04-10 06:36:34 | menace | Added nick 'prof4d' |
| 2014-07-19 00:29:25 | gasman | Updated link http://zxart.ee/eng/graphics/authors/p/prof4d/ |
| 2014-07-17 05:56:19 | menace | Edited nick 'pROF': changed aliases to 'Pr0f, prof4d' |
| 2014-03-05 14:16:53 | menace | Added nick 'Professor' |
| 2014-01-11 07:32:54 | diver4d | Added credit for pROF on Aeon: Graphics |
| 2014-01-11 07:23:20 | diver4d | Edited nick 'pROF': changed name to 'pROF' |
| 2014-01-11 07:22:39 | diver4d | Added link http://zxart.ee/eng/graphics/authors/p/prof/ |
| 2014-01-08 14:33:17 | dipswitch | Added link http://speccy.info/Prof |
| 2013-02-28 12:54:46 | gasman | Set location to Perm', Russia |
| 2013-02-28 12:54:41 | gasman | Set real name |
| 2013-02-22 18:59:08 | gasman | Edited nick 'Prof': changed aliases to 'Pr0f' |