| 2022-08-09 19:24:15 | lambdacore | Added sannarchie as organiser of Underground Conference 2022 |
| 2022-08-09 19:23:34 | lambdacore | Added Verschdl as organiser of Underground Conference 2022 |
| 2022-08-09 19:16:59 | lambdacore | Updated Topy44 as organiser of Underground Conference 2022: changed role to Decoration / Werkstattzelt |
| 2022-08-09 19:16:49 | lambdacore | Updated Justmona as organiser of Underground Conference 2022: changed role to Decoration, Graphics |
| 2022-08-09 19:16:24 | lambdacore | Updated MBB as organiser of Underground Conference 2022: changed role to Decoration |
| 2022-08-09 19:16:13 | lambdacore | Updated dritter as organiser of Underground Conference 2022: changed role to Power |
| 2022-08-09 19:15:57 | lambdacore | Updated broeselva as organiser of Underground Conference 2022: changed role to Finances |
| 2022-08-09 09:24:41 | lambdacore | Added Lambdacore as organiser of Underground Conference 2022 |
| 2022-07-24 20:22:10 | v3nom | Added competition Unplugged Photo |
| 2022-07-14 06:48:47 | exocet | Added link https://files.scene.org/browse/parties/2022/uc12/ |
| 2022-07-13 16:43:37 | Saga_Musix | Updated lau as organiser of Underground Conference 2022: changed organiser to lau |
| 2022-07-13 16:42:33 | Saga_Musix | Deleted competition 'Combined Oldschool / Real Wild Demo' |
| 2022-07-13 16:40:19 | v3nom | Updated MBB as organiser of Underground Conference 2022: changed role to none |
| 2022-07-13 16:38:39 | v3nom | Added MBB as organiser of Underground Conference 2022 |
| 2022-07-13 16:38:27 | v3nom | Added ektr0 as organiser of Underground Conference 2022 |
| 2022-07-13 16:38:04 | v3nom | Added broeselva as organiser of Underground Conference 2022 |
| 2022-07-13 16:37:23 | v3nom | Added dritter as organiser of Underground Conference 2022 |
| 2022-07-13 16:37:07 | v3nom | Added milp as organiser of Underground Conference 2022 |
| 2022-07-13 16:36:54 | v3nom | Added Fashion as organiser of Underground Conference 2022 |
| 2022-07-13 16:11:43 | v3nom | Added Korkenzieher as organiser of Underground Conference 2022 |
| 2022-07-13 16:11:27 | v3nom | Added QM as organiser of Underground Conference 2022 |
| 2022-07-13 16:11:11 | v3nom | Updated Justmona as organiser of Underground Conference 2022: changed role to Deco-Team, Graphics |
| 2022-07-13 16:10:47 | v3nom | Updated laulau as organiser of Underground Conference 2022: changed organiser to laulau |
| 2022-07-13 16:10:29 | v3nom | Added lau as organiser of Underground Conference 2022 |
| 2022-07-13 16:09:53 | v3nom | Added Topy44 as organiser of Underground Conference 2022 |
| 2022-07-13 16:09:27 | v3nom | Added Justmona as organiser of Underground Conference 2022 |
| 2022-07-13 15:36:54 | v3nom | Added competition SID Music Headbanging |
| 2022-07-13 15:30:50 | v3nom | Added competition Shitmusic |
| 2022-07-13 15:27:34 | v3nom | Added competition Pixel Stitching |
| 2022-07-13 15:25:31 | v3nom | Added competition Pixel Graphics |
| 2022-07-13 15:22:27 | v3nom | Added competition PC combined 4k 64k |
| 2022-07-13 15:18:28 | v3nom | Added competition Combined Oldschool Demo/Intro |
| 2022-07-13 15:17:37 | v3nom | Added competition OGGward music |
| 2022-07-13 15:13:25 | v3nom | Added competition Multichannel with livesupport |
| 2022-07-13 15:10:56 | v3nom | Added competition Led there be light |
| 2022-07-13 15:05:27 | v3nom | Updated OhLi as organiser of Underground Conference 2022: changed role to Aciddesk, Foodsupport |
| 2022-07-13 15:05:12 | v3nom | Added OhLi as organiser of Underground Conference 2022 |
| 2022-07-13 12:11:06 | v3nom | Added Verschdl as organiser of Underground Conference 2022 |
| 2022-07-13 12:10:26 | v3nom | Added BeRo as organiser of Underground Conference 2022 |
| 2022-07-13 12:10:08 | v3nom | Updated Yoda as organiser of Underground Conference 2022: changed role to Beamteam, Diskozelt |
| 2022-07-13 12:09:58 | v3nom | Added Ronny as organiser of Underground Conference 2022 |
| 2022-07-13 12:09:30 | v3nom | Added Yoda as organiser of Underground Conference 2022 |
| 2022-07-13 12:09:14 | v3nom | Added Messy as organiser of Underground Conference 2022 |
| 2022-07-13 12:08:41 | v3nom | Updated Scamp as organiser of Underground Conference 2022: changed role to Main Disorganizer |
| 2022-07-13 12:08:13 | v3nom | Added NR4 as organiser of Underground Conference 2022 |
| 2022-07-13 12:06:55 | v3nom | Added RufUsul as organiser of Underground Conference 2022 |
| 2022-07-13 12:06:46 | v3nom | Added v3nom as organiser of Underground Conference 2022 |
| 2022-07-13 12:06:34 | v3nom | Added Scamp as organiser of Underground Conference 2022 |
| 2022-07-13 10:06:37 | v3nom | Added competition I feel portrayled |
| 2022-07-13 10:05:07 | v3nom | Added competition Demohass |
| 2022-07-12 17:22:05 | v3nom | Added competition Audiobook Demo |
| 2022-07-12 17:19:13 | v3nom | Added competition 32k Gabber Exemusic |
| 2022-07-12 17:12:45 | v3nom | Added competition Happy Hardcore |
| 2022-07-12 17:01:34 | v3nom | Added competition Grooven is in the heart (calypso.sid remix) |
| 2022-07-12 15:44:34 | Saga_Musix | Added competition Seaworld Graphics |
| 2022-07-11 16:12:24 | TMA | Added competition PC Demo |
| 2022-07-11 16:03:17 | TMA | Added competition Combined Oldschool / Real Wild Demo |
| 2022-02-09 00:25:04 | RufUsul | Set tagline to 'UC12' |
| 2022-02-09 00:20:28 | RufUsul | Added link http://www.demoparty.net/underground-conference/underground-conference-12 |
| 2022-02-09 00:19:15 | RufUsul | Added party 'Underground Conference 2022' |