| 2023-09-05 08:10:35 | menace | Added credit for Hannes Seifert on The Legend Of Kyrandia 2 - Hand Of Fate Cracktro: Text |
| 2023-04-23 08:13:14 | menace | Added credit for Hannes Seifert on Sub-Version Cracktro: Music |
| 2023-02-24 17:36:10 | menace | Added credit for Hannes Seifert on Innocent Until Caught Cracktro: Music |
| 2023-02-24 06:02:42 | menace | Added credit for Hannes Seifert on Coaster! Cracktro: Music |
| 2023-02-24 06:00:41 | menace | Added credit for Hannes Seifert on Quest For Glory 4 Cracktro: Music |
| 2023-02-24 05:46:14 | menace | Added credit for Hannes Seifert on Grand Master Chess Deluxe Edition Cracktro: Music |
| 2023-02-23 17:24:38 | menace | Added credit for Hannes Seifert on Empire Deluxe Cracktro: Music |
| 2023-02-23 16:52:36 | menace | Added credit for Hannes Seifert on Uninvited Cracktro: Music |
| 2022-02-10 16:57:37 | ltk_tscc | Set real name |
| 2022-02-10 16:57:08 | ltk_tscc | Added link https://www.discogs.com/artist/1664054-Hannes-Seifert |
| 2022-01-20 12:23:15 | 100bit | Added credit for Hannes Seifert on Impact ANSI Viewer v3.01: Music |
| 2021-08-17 06:18:09 | menace | Edited notes |
| 2021-08-17 06:18:02 | menace | Edited notes |
| 2021-08-17 06:17:45 | menace | Edited notes |
| 2021-08-17 06:17:13 | menace | Added link https://www.mobygames.com/developer/sheet/view/developerId,23175/ |
| 2021-08-14 09:58:53 | menace | Edited notes |
| 2021-08-14 09:58:39 | menace | Edited notes |
| 2021-08-14 09:56:56 | menace | Edited notes |
| 2021-08-14 09:54:26 | menace | Edited notes |
| 2021-08-14 08:19:30 | menace | Added credit for Hannes Seifert on HSC-Tracker V1.5: Code (music system) |
| 2019-12-01 17:47:29 | menace | Updated HSC's credit on The Brain-Dead BBS: Code (Music System), Music |
| 2019-12-01 17:47:21 | menace | Updated HSC's credit on Buster BBS (4): Code (Adlib Player) |
| 2019-12-01 17:46:39 | menace | Added nick 'HSC' |
| 2019-12-01 17:45:47 | menace | Updated Input's credit on Spread Me: Music |
| 2019-12-01 17:45:40 | menace | Updated Input's credit on Newsflash 23: Graphics |
| 2019-12-01 17:45:20 | menace | Updated Input's credit on Apologize: Music (part 1, 3, 4) |
| 2019-12-01 17:45:12 | menace | Updated Input's credit on Demo1: Text |
| 2019-12-01 17:44:46 | menace | Added Hannes Seifert as a member of Pulsar |
| 2019-12-01 17:44:30 | menace | Added Hannes Seifert as a member of Golden Triangle Austria |
| 2019-12-01 17:44:20 | menace | Added nick 'Input' |
| 2019-12-01 17:43:34 | menace | Added link http://amp.dascene.net/detail.php?view=3206 |
| 2019-12-01 17:43:32 | menace | Set location to Austria |
| 2019-12-01 17:42:59 | menace | Added credit for Hannes Seifert on Holiday Lemmings Cracktro: Music |
| 2019-03-20 09:16:32 | TheMechanist | Added credit for Hannes Seifert on Fairly Hires: Music |
| 2018-06-30 21:47:55 | sensenstahl | Added credit for Hannes Seifert on Eiserne Front BBS (1): Music |
| 2015-06-25 20:11:43 | ltk_tscc | Added credit for Hannes Seifert on Kwiks: Music |