| 2021-06-26 14:06:53 | ded | Added link https://zxart.ee/eng/parties/2020/lost-party/ |
| 2021-06-22 14:43:30 | Vasco | Added Tristesse as organiser of Lost Party 2020 |
| 2021-06-22 14:43:20 | Vasco | Removed Tristesse as organiser of Lost Party 2020 |
| 2021-06-22 14:42:52 | Vasco | Added Tristesse as organiser of Lost Party 2020 |
| 2021-01-10 16:27:13 | vv8 | Added Vasco as organiser of Lost Party 2020 |
| 2020-12-23 20:16:25 | Vasco | Set tagline to 'demoparty, 8bit, Atari, Commodore, Spectrum, Amstrad, Schneider,', website to https://www.lostparty.pl/2020/ |
| 2020-07-13 18:11:48 | ltk_tscc | Added link http://csdb.dk/event/?id=2972 |
| 2020-07-13 10:43:16 | Gargaj | Added link https://files.scene.org/browse/parties/2020/lostparty20/ |
| 2020-07-12 15:50:38 | ltk_tscc | Added competition ZX Spectrum AY Music |
| 2020-07-12 15:49:06 | ltk_tscc | Added competition C64 Graphics |
| 2020-07-12 15:47:46 | ltk_tscc | Added competition 8-bit 16kb Intro |
| 2020-07-12 15:45:04 | ltk_tscc | Added competition Atari Intro 256b |
| 2020-07-12 15:42:19 | ltk_tscc | Added competition Atari Graphics |
| 2020-07-12 15:38:41 | ltk_tscc | Added competition Atari Music |
| 2020-07-12 13:12:24 | menace | Added link http://www.pouet.net/party.php?which=1864&when=2020 |
| 2020-07-12 10:42:29 | comankh | Added competition Wild compo |
| 2020-04-05 11:36:41 | Brittle | Set invitations to Connection Lost, We Have Lost The Party, COINV-20 |
| 2019-09-01 20:32:47 | Dynamika | Set start date to 9 July 2020, end date to 12 July 2020, website to http://www.lostparty.pl |
| 2019-09-01 20:32:15 | Dynamika | Set start date to 9 July 2020, end date to 12 July 2020 |
| 2018-10-15 19:49:26 | Dynamika | Added link https://www.facebook.com/events/547828345647017 |
| 2018-10-15 19:49:10 | Dynamika | Set start date to 9 July 2020, end date to 11 July 2020, location to Licheń Stary, Poland |
| 2018-10-15 19:48:43 | Dynamika | Added party 'Lost Party 2020' |