| 2024-10-19 19:16:23 | Unlock | Added credit for Peter Liepa on Boulder Dash X: Code |
| 2023-07-30 12:48:39 | menace | Added credit for Peter Liepa on No One's Boulder 17: Music |
| 2022-03-11 20:53:27 | menace | Added credit for Peter Liepa on No One's Boulder 11: Music |
| 2021-10-19 04:34:39 | menace | Added credit for Peter Liepa on No One's Boulder 9: Music |
| 2021-10-17 20:07:44 | menace | Added credit for Peter Liepa on No One's Boulder 8: Music |
| 2021-09-29 06:25:39 | menace | Added credit for Peter Liepa on No One's Boulder 7: Music |
| 2021-09-19 18:54:16 | menace | Added credit for Peter Liepa on No One's Boulder 6: Music |
| 2020-03-15 12:16:56 | menace | Added credit for Peter Liepa on Vision 2003 Invitation: Graphics |
| 2017-07-03 11:17:48 | PrincessLuna | Added credit for Peter Liepa on Neotunes [optional NeoRAM/GeoRAM]: Music |