| 2023-07-26 10:47:18 | evil | Set website to https://sommarhack.se/2021/ |
| 2022-04-15 20:09:31 | ltk_tscc | Added link https://ftp.untergrund.net/users/ltk_tscc/fujiology/PARTIES/2021/SOMMAR21/ |
| 2021-09-28 10:15:53 | menace | Added link https://files.scene.org/browse/parties/2021/sommarhack21/ |
| 2021-07-13 12:41:19 | evil | Added links: https://www.youtube.com/watch?v=DEBQGJNpqk4, https://www.youtube.com/watch?v=m7jrddxGBQM |
| 2021-07-13 12:40:19 | evil | Set releases to maxYMiser v1.61 FM, A day in Crazy Q's life |
| 2021-07-10 23:02:23 | gwEm | Set releases to maxYMiser v1.61 |
| 2021-07-10 18:26:24 | ltk_tscc | Added competition Combined Music |
| 2021-07-10 18:25:57 | ltk_tscc | Added competition Combined Graphics |
| 2021-07-10 18:25:38 | ltk_tscc | Added competition Combined 256-Byte Intro |
| 2021-07-10 18:25:16 | ltk_tscc | Added competition Combined Demo/Intro |
| 2021-07-10 18:24:23 | ltk_tscc | Added competition Lowres Photo |
| 2021-07-10 18:23:51 | ltk_tscc | Added competition Crowd Pleaser Demo |
| 2021-07-10 05:31:52 | menace | Added link https://twitch.tv/evldhs |
| 2021-07-03 20:49:46 | 100bit | Added link http://www.demoparty.net/sommarhack/sommarhack-2021 |
| 2021-03-28 20:20:26 | evil | Set location to , online to True |
| 2021-01-11 10:55:24 | menace | Added Dead Hackers Society as organiser of Sommarhack 2021 |
| 2020-07-05 00:02:29 | Dynamika | Set location to GRÅDÖ, HEDEMORA KOMMUN, DALARNA, Sweden |
| 2020-07-05 00:01:40 | Dynamika | Added party 'Sommarhack 2021' |