25 players
| Name | Demos | Length |
|---|---|---|
| Kalekidsav | 2 | 0:23 |
| Kalzu | 2 | 6:07 |
| Kara Rader | 1 | 2:12 |
| KarlsGB | 1 | 0:32 |
| Karthik Abhirama | 16 | 49:18 |
| Kauzyashin | 5 | 58:28 |
| Kazuyashin | 6 | 1:23:29 |
| Keeen | 1 | 0:10 |
| Keene Ho | 5 | 25:32 |
| Kelissias | 6 | 2:15 |
| Kelly Flewin | 4 | 5:19 |
| Kelp137 | 1 | 0:11 |
| KennyisALIVE | 10 | 3:06:36 |
| keyboardcrash | 1 | 0:09 |
| Keyboard_Doomer | 104 | 18:31 |
| Keykhosrau | 277 | 12:56:16 |
| khananaphone | 1 | 2:00:41 |
| Khaoscythe | 2 | 5:35 |
| Khorus | 1 | 0:26 |
| Kid Crusader | 3 | 2:28 |
| Kieran Millar | 27 | 1:26:57 |
| Killer5 | 59 | 15:07:27 |
| KillerDog745 | 49 | 3:49:28 |
| Killianbeast | 1 | 0:09 |
| Kim Dong-hyun | 21 | 2:05:54 |