| 2025-10-17 10:21:22 | dipswitch | Added credit for C-jeff on IzhNews #oD: Music |
| 2025-10-16 00:30:35 | dipswitch | Added credit for C-jeff on Info Guide #11: Music |
| 2025-09-26 09:33:16 | ps1ch | Added credit for C-jeff on Counting Clouds: Music |
| 2025-05-29 14:30:05 | dipswitch | Updated C-jeff's credit on Adventurer 15: Text, Text (Interviewed) |
| 2025-05-29 14:20:31 | dipswitch | Added credit for C-jeff on Adventurer 15: Text |
| 2025-05-17 18:00:57 | dipswitch | Added credit for Jeffie on ZX Time #15: Music |
| 2025-05-17 17:32:51 | dipswitch | Added credit for C-jeff on ZX Time #14: Music |
| 2025-05-17 13:56:26 | dipswitch | Added credit for C-jeff on ZX Time #13: Music |
| 2025-05-17 13:05:19 | dipswitch | Added credit for C-jeff on ZX Time #12: Music |
| 2025-05-17 01:46:57 | dipswitch | Added credit for Cj Flexo on ZX Time #10: Music |
| 2025-04-18 20:25:44 | Toppy | Updated C-jeff's membership of SandS: set as current member |
| 2025-04-18 20:23:39 | Toppy | Added C-jeff as a member of SandS |
| 2024-07-05 22:34:20 | dipswitch | Added credit for C-jeff on Mimic 65: Graphics |
| 2024-07-05 22:27:06 | dipswitch | Added credit for C-jeff on Mimic 69: Graphics |
| 2024-04-26 01:30:10 | psenough | Added credit for C-jeff on Kkolor: Music |
| 2024-03-29 16:42:19 | vitalkanev | Added credit for C-jeff on Themes Vol. 2: Music |
| 2024-03-29 16:36:22 | vitalkanev | Added credit for C-jeff on Scale: Music |
| 2023-10-05 13:55:35 | gasman | Added links: https://c-jeff.bandcamp.com/, http://zxart.ee/eng/authors/c/c-jeff/ |
| 2023-10-04 17:37:35 | gasman | Removed C-jeff as a member of Kpacku |
| 2023-10-04 17:37:12 | gasman | Updated C-jeff's membership of Green Bit Group: set as current member |
| 2023-10-02 23:48:26 | gasman | Edited notes |
| 2023-10-02 23:41:58 | gasman | Deleted nick 'Seajeff' |
| 2023-10-02 23:40:15 | gasman | Edited nick 'C-jeff': changed name to 'C-jeff'; set as primary nick |
| 2023-02-19 18:11:10 | 100bit | Added credit for C-Jeff on AntiqueToy - Selected Works #1: Other (additionals) |
| 2023-01-08 21:24:18 | Seajeff | Set location to Russia |
| 2023-01-08 16:24:55 | riskej | Added Seajeff as a member of Kpacku |
| 2022-12-04 12:54:57 | menace | Added credit for C-Jeff on Mimic 84: Graphics |
| 2022-05-01 08:24:45 | ericorsio | Added credit for C-Jeff on SandS 15 Years: Music |
| 2020-11-08 22:52:56 | Seajeff | Updated Seajeff's membership of Brainwave: set as current member |
| 2020-11-08 22:45:27 | Seajeff | Set primary nick to 'Seajeff' |
| 2020-07-21 05:12:50 | menace | Added credit for Cj Flexo on The Klon Demo: Music |
| 2020-03-30 05:57:08 | menace | Added credit for C-Jeff on Milds gallery: Music |
| 2019-11-28 07:57:11 | FlashyLamer | Added credit for C-Jeff on KPACKU Deluxe: Music |
| 2019-11-01 11:03:06 | dipswitch | Added credit for Jeffy on 3Bit #1: Music |
| 2019-11-01 11:02:57 | dipswitch | Added nick 'Jeffy' |
| 2019-10-27 15:37:42 | gasman | Added nick 'Seajeff' |
| 2018-05-08 18:30:29 | wbc | Added credit for C-Jeff on Qumi Demo: Music |
| 2017-06-13 04:55:26 | menace | Added credit for C-Jeff on Tracked In Time: Music |
| 2017-05-20 08:01:46 | menace | Edited nick 'C-Jeff': changed name to 'C-Jeff' |
| 2015-09-01 12:24:02 | gasman | Edited nick 'C-jeff': changed aliases to '' |
| 2015-09-01 12:11:19 | gasman | Updated C-jeff's membership of AY Riders: changed group to AY Riders, set as ex-member |
| 2015-09-01 12:11:14 | gasman | Updated C-jeff's membership of Brainstorm: changed group to Brainstorm, set as ex-member |
| 2015-09-01 12:11:09 | gasman | Updated C-jeff's membership of Brainwave: changed group to Brainwave, set as ex-member |
| 2015-09-01 12:11:03 | gasman | Updated C-jeff's membership of Green Bit Group: changed group to Green Bit Group, set as ex-member |
| 2015-09-01 12:10:56 | gasman | Updated C-jeff's membership of Mimic: set as ex-member |
| 2015-09-01 12:10:16 | gasman | Edited nick 'C-jeff': changed name to 'C-jeff' |
| 2015-08-25 15:09:52 | dipswitch | Added credit for C-Jeff on Invitron: Music |
| 2014-09-05 11:50:06 | menace | Updated C-Jeff's credit on Still Flying: Music, Other (idea), Text |
| 2014-01-10 03:02:14 | dipswitch | Set location to Yoshkar-Ola, Mariy-El, Russia |
| 2014-01-10 03:02:05 | dipswitch | Added link http://speccy.info/C-Jeff |
| 2014-01-10 01:16:55 | irokos | Updated C-Jeff's membership of Tristar: set as ex-member |
| 2012-10-29 16:47:49 | menace | Added link http://www.facebook.com/cjeffmusic |
| 2012-08-22 01:30:09 | dipswitch | Added credit for C-Jeff on Where Have All The Pixels Gone?: Music |
| 2012-08-03 01:13:06 | dipswitch | Added C-Jeff as a member of Brainstorm |
| 2012-08-03 01:12:46 | dipswitch | Updated C-Jeff's credit on Zine 14: Music |
| 2012-08-03 01:12:29 | dipswitch | Updated C-Jeff's credit on Annual 2011: Music |
| 2012-08-03 01:12:02 | dipswitch | Added links: http://amp.dascene.net/detail.php?view=12418, http://www.bitfellas.org/e107_plugins/radio/radio.php?search&q=164&type=author&page=1, http://www.scenemusic.net/demovibes/artist/2000/, http://www.pouet.net/user.php?who=17183 |
| 2012-08-03 01:11:30 | dipswitch | Set real name |
| 2012-08-03 01:10:22 | dipswitch | Added credit for C-Jeff on BitJam Remix Competition 1: Music (Remix) |