| 2024-03-31 16:53:15 | Brittle | Added credit for halcy on Immaterial: Code |
| 2023-10-01 04:49:51 | Saga_Musix | Added credit for halcy on haus: Code |
| 2023-07-29 22:19:33 | halcy | Added credit for halcy on Raccoons Ate My Ticket: Code, Graphics |
| 2022-10-01 20:58:44 | Brittle | Added credit for halcy on Demo Platform: Code, Graphics |
| 2022-09-26 21:46:28 | Saga_Musix | Added credit for halcy on Four Dollar Plastic Laminator: Code |
| 2022-09-26 21:43:04 | Saga_Musix | Added credit for halcy on The Strongest Demo: Code |
| 2022-09-17 22:59:02 | Saga_Musix | Updated halcy's credit on Hotel Nordlicht: Code, Graphics |
| 2022-09-17 22:22:20 | Brittle | Added credit for halcy on Hotel Nordlicht: Code |
| 2020-08-29 21:49:23 | 100bit | Added link https://github.com/halcy |
| 2020-08-29 21:48:23 | 100bit | Added credit for halcy on Glitterbox: Code, Music |
| 2020-04-12 16:27:49 | porocyon | Added credit for halcy on UFO from Planet Slime: Graphics, Code (blender exporter debugging) |
| 2019-07-20 23:50:08 | halcy | Added credit for halcy on Skate Station: Code, Graphics |
| 2019-07-20 23:34:20 | Saga_Musix | Added credit for halcy on Ü: Code, Graphics |
| 2019-04-22 10:59:59 | Brittle | Deleted halcy's credit on Demoshock Deliverer |
| 2019-04-22 09:19:41 | halcy | Added credit for halcy on Demoshock Deliverer: Graphics |
| 2018-07-22 00:23:36 | halcy | Added link https://twitter.com/halcy; Updated link https://icosahedron.website/@halcy |
| 2018-07-22 00:09:30 | halcy | Added credit for halcy on Raumfahrtaufgabenübertragungsgesetz: Code, Graphics |
| 2017-06-03 14:23:39 | 100bit | Added credit for halcy on Jupiter & Beyond: Code |
| 2017-05-24 13:56:16 | Saga_Musix | Added credit for halcy on Soap Washing Itself: Code |
| 2017-05-24 13:52:17 | Saga_Musix | Added credit for halcy on Two Hundred: Code, Graphics |
| 2015-12-28 23:14:32 | menace | Added credit for halcy on Negative Space: Code |
| 2014-04-20 09:38:27 | menace | Added credit for halcy on Great-Scott: Code |
| 2013-12-29 23:23:27 | TS | Added credit for halcy on SCHUKOHASE: Code |
| 2012-12-05 23:12:58 | Saga_Musix | Updated halcy's credit on Puc McAwesome: Music, Code |
| 2012-12-05 23:12:29 | Saga_Musix | Added credit for halcy on Puc McAwesome: Code |
| 2012-08-15 13:23:19 | Saga_Musix | Added credit for halcy on It's 1975 and this man is about to show you the future: Code, Graphics |
| 2012-08-15 13:22:28 | Saga_Musix | Added credit for halcy on Jules: Code |
| 2012-08-15 13:20:36 | Saga_Musix | Added credit for halcy on Heinrich-Siegfried Viktor: Code |
| 2012-08-15 13:19:08 | Saga_Musix | Added credit for halcy on Herocat versus Univillain: Code |
| 2012-08-15 13:13:25 | Saga_Musix | Added credit for halcy on Peridiummmm: Code, Graphics |
| 2012-08-15 13:07:50 | Saga_Musix | Edited nick 'halcy': changed name to 'halcy' |
| 2012-08-13 09:42:11 | dipswitch | Added credit for Halcy on SVatG Loves You: Code |