Sudoku and variants
The portal contains almost all kinds of Sudoku variants: standard, killer and jigsaw, for example, but there is no limit to the creativity of the puzzle authors here. What about trying a 3D-Sudoku, Spiral Sudoku, or even a Sudoku Rallye (which contains other puzzle types, too). Enjoy browsing!
| Description | solved | Rating | |
|---|---|---|---|
 | Mostly Empty Boxes by Md88keys (on 13. January 2026, 04:44) | 33 |  78 % |
| Double Arrow Nerd Snipe Attempt by Krisonium (on 13. January 2026, 03:18) | 1 |  N/A |
| Murder Mystery 9 (0-9 Challenge) by The Bard (on 12. January 2026, 23:00) | 47 |  88 % |
| Entropic Detour by Myxo (on 12. January 2026, 21:09) | 45 | 97 % |
| Whispering spirals by DarthSillious72 (on 12. January 2026, 21:03) | 82 | 86 % |
| Spring Break In Amsterdam by ChinStrap (on 12. January 2026, 19:22) | 152 |  97 % |
| Dotted Spiral by AParliamentofOwls (on 12. January 2026, 16:36) | 1 |  N/A |
| Nurikabe Knights by Blobz (on 12. January 2026, 16:00) | 268 | 94 % |
| Even More Tetris by balpha (on 12. January 2026, 14:21) | 94 | 96 % |
| The Prisoner by EdTheAlchemist (on 12. January 2026, 13:42) | 12 |  89 % |
| Milano Metro Resemblant by pagedo (on 12. January 2026, 09:16) | 159 | 95 % |
| Pinwheel Set by rkm_sts (on 12. January 2026, 07:34) | 35 | 86 % |
| Ice Nine by juggler (on 12. January 2026, 05:08) | 226 | 87 % |
| Covering Cascade (Arrow, Diagonal) by Chefofdeath (on 12. January 2026, 02:56) | 72 |  95 % |
| From Tip to Tail by EnPee (on 12. January 2026, 00:48) | 36 | 87 % |
| Coleoptera (Arrow Entropic X) by tallcat (on 11. January 2026, 21:52) | 140 | 95 % |
| Quality Street by Jay Dyer (on 11. January 2026, 20:31) | 183 | 96 % |
| Further Reading (Appendix Lines, Ten Lines) by DubiousMobius (on 11. January 2026, 19:30) | 8 |  N/A |
| Arrow's Flight by NotVeryNeat (on 11. January 2026, 19:06) | 160 | 96 % |
| Green and Gold by Md88keys (on 11. January 2026, 18:29) | 30 | 83 % |
