| 2023-09-27 20:50:26 | superogue | Added screenshot |
| 2016-07-28 10:47:54 | menace | Added credit for Cyberbrain on Chessboard Zoomer 256b: Code |
| 2016-07-28 10:47:19 | menace | Added link http://noname.c64.org/csdb/release/?id=18224 |
| 2016-07-28 10:47:08 | menace | Added production 'Chessboard Zoomer 256b' |