| 2021-06-26 14:05:51 | ded | Added link https://zxart.ee/eng/parties/2019/lost-party-2019/ |
| 2021-06-22 14:42:13 | Vasco | Added Tristesse as organiser of Lost Party 2019 |
| 2021-06-22 14:40:46 | Vasco | Removed Tristesse as organiser of Lost Party 2019 |
| 2021-06-22 14:39:40 | Vasco | Added Tristesse as organiser of Lost Party 2019 |
| 2020-12-23 20:16:44 | Vasco | Set tagline to 'demoparty, 8bit, Atari, Commodore, Spectrum, Amstrad, Schneider,' |
| 2019-07-17 16:25:30 | 100bit | Added link https://files.scene.org/browse/parties/2019/lostparty19/ |
| 2019-07-14 10:12:17 | 100bit | Added link http://csdb.dk/event/?id=2805 |
| 2019-07-14 09:08:04 | gasman | Added competition Wild |
| 2019-07-14 09:06:35 | gasman | Added competition Spectrum AY Music |
| 2019-07-14 09:05:44 | gasman | Added competition Atari Music |
| 2019-07-14 09:04:06 | gasman | Added competition Atari Graphics |
| 2019-07-14 09:03:21 | gasman | Added competition Atari 256 Byte Intro |
| 2019-07-13 22:23:53 | Brittle | Set invitations to Alien Invitation, Get Lost, Lost Party Invitation, Lost Party Invitro 2019, Lostro, Lost Party |
| 2019-07-13 21:54:11 | 100bit | Added competition C64 Graphics |
| 2019-03-21 14:07:56 | Brittle | Set invitations to Get Lost, Lost Party Invitation, Lost Party Invitro 2019, Alien invitation |
| 2019-03-17 10:32:13 | Brittle | Set invitations to Get Lost, Lost Party Invitation, Lost Party Invitro 2019 |
| 2019-02-04 06:58:29 | Brittle | Set invitations to Get Lost, Lost Party Invitation |
| 2019-01-06 18:32:17 | 100bit | Set start date to 11 July 2019, end date to 14 July 2019, website to https://www.lostparty.pl/2019/ |
| 2019-01-06 18:32:06 | 100bit | Updated link http://www.pouet.net/party.php?which=1864&when=2019 |
| 2019-01-06 18:31:52 | 100bit | Added link https://www.pouet.net/party.php?which=1864 |
| 2018-11-14 17:45:26 | ltk_tscc | Set invitations to Get Lost |
| 2018-11-14 17:45:20 | ltk_tscc | Set releases to none |
| 2018-11-14 17:45:13 | ltk_tscc | Set releases to Get Lost |
| 2018-06-14 11:13:26 | Dynamika | Added link http://www.demoparty.net/lostparty2019/ |
| 2018-06-10 20:40:46 | Dynamika | Added link https://www.facebook.com/events/271007093444145 |
| 2018-06-10 20:39:19 | Dynamika | Added party 'Lost Party 2019' |