| 2021-05-12 18:27:14 | 100bit | Added competition placing for Chessboard in Plain PETSCII 2013 Graphics competition |
| 2021-05-12 18:27:05 | 100bit | Added screenshot |
| 2021-05-12 18:26:45 | 100bit | Added link https://csdb.dk/release/?id=123382 |
| 2021-05-12 18:26:37 | 100bit | Added tag 'monochrome' |
| 2021-05-12 18:26:35 | 100bit | Added tag 'petscii' |
| 2021-05-12 18:26:29 | 100bit | Added production 'Chessboard' |