| 2025-04-28 18:30:46 | dipswitch | Added Gnumpf-Posse as organiser of Maximum Overdose 2003 |
| 2025-04-20 18:30:30 | Brittle | Added Squirrel as a member of Gnumpf-Posse |
| 2020-01-31 09:33:01 | Brittle | Added Doenerali as a member of Gnumpf-Posse |
| 2019-10-20 12:46:02 | ltk_tscc | Added link http://csdb.dk/group/?id=2913 |
| 2016-03-24 15:18:27 | menace | Added link http://www.youtube.com/channel/UCIIjC5hVsHyrzq7ehwsaKGw |
| 2013-12-30 00:37:25 | Saga_Musix | Added link http://www.pouet.net/groups.php?which=11289 |
| 2013-08-05 08:02:36 | menace | Edited nick 'Gnumpf-Posse': changed name to 'Gnumpf-Posse' |
| 2013-08-05 08:00:43 | menace | Edited nick 'GNUMPF-posse': changed abbreviation to 'GNP' |