| 2023-08-20 18:50:51 | sensenstahl | Added link https://files.scene.org/browse/parties/2011/jhcon11/ |
| 2014-02-15 15:55:11 | menace | Set start date to 16 December 2011, end date to 18 December 2011 |
| 2013-12-31 18:54:05 | factor6 | Added competition ZX Spectrum 1-screen GOTO-less BASIC demo |
| 2013-12-31 18:53:31 | factor6 | Added party 'JHCon 2011' |