| 2025-10-19 21:30:04 | dipswitch | Added credit for Hellboj on Droga Do Duplandu: Code |
| 2025-10-19 21:24:06 | dipswitch | Updated Hellboj's credit on Sailor Demo: Code, Text |
| 2025-10-19 21:23:04 | dipswitch | Added credit for Hellboj on Sailor Demo: Code |
| 2025-10-19 21:17:11 | dipswitch | Added credit for Hellboj on Ucieczka Ze Spejs-Szipu (ZX Version): Code |
| 2025-10-19 21:07:41 | dipswitch | Added credit for Hellboj on ZX Wedding: Code |
| 2025-10-19 20:56:46 | dipswitch | Added credit for Hellboj on Crapmo 3: Code |
| 2025-10-19 20:16:57 | dipswitch | Added credit for Hellboj on Zywiec: Code |
| 2025-10-19 19:24:01 | dipswitch | Added credit for Hellboj on Mysterious Dimensions: Code |
| 2024-02-18 08:53:57 | psenough | Added credit for Hellboj on In nihilum reverteris: Code, Graphics (Font) |
| 2021-09-10 04:18:40 | menace | Added Hellboj as a member of Ubu Lab |
| 2020-03-29 13:02:59 | menace | Added credit for Hellboj on Crapbert Buttslut: Code |
| 2019-03-19 00:30:44 | vv8 | Added credit for Hellboi on Lost Party Invitro 2019: Code |
| 2017-03-31 20:29:19 | menace | Added credit for Hellboj on Knedlo Wepro Memorial: Code |
| 2016-11-26 03:36:14 | menace | Added credit for Hellboj on Rubber Forever: Code |
| 2016-11-26 03:35:20 | menace | Updated Hellboj's credit on Numa No Yojin: Code, Graphics |
| 2016-11-23 04:54:07 | menace | Added credit for Hellboj on Dupa Biskupa: Code, Other (ideas) |
| 2015-01-16 14:47:33 | tk90xfan | Added credit for Hellboj on Christmas Demo 2010: Code |
| 2014-12-15 00:02:19 | tk90xfan | Added credit for Hellboj on 9 Channels: Code |
| 2014-11-23 22:24:16 | tk90xfan | Added credit for Hellboj on 48K Demo: Code (asm) |
| 2014-11-23 13:53:01 | tk90xfan | Added credit for Hellboj on Numa No Yojin: Code |
| 2014-11-18 20:14:15 | gasman | Updated Hellboj's credit on Mission Highly Improbable: Code (Part 5) |
| 2014-10-04 22:09:20 | dipswitch | Updated Hellboj's credit on Mission Highly Improbable: Code |
| 2014-03-10 02:09:24 | dipswitch | Added link http://speccy.info/Hellboj |
| 2014-03-06 16:14:47 | dipswitch | Added credit for Hellboj on Critical Error: Code |
| 2014-01-03 08:53:43 | factor6 | Set location to Golčův Jeníkov, Vysočina, Czech Republic |
| 2013-06-01 22:32:51 | gasman | Added credit for Hellboj on Yerzmyey's Slideshow: Code |