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
	Dutch Flat Mates (Full Quad Rank) by aqjhs (on 25. February 2026, 01:59)	0	N/A
	Comparison Counters by FIT7Y (on 24. February 2026, 10:00)	0	N/A
	Seychelles by Blobz (on 23. February 2026, 16:00)	0	N/A
	Science Lab (8x8) by Mr Toffee (on 22. February 2026, 00:28)	0	N/A
	Olympiad by Blobz (on 21. February 2026, 16:00)	0	N/A
	Parity Fun 17 by galium_odoratum (on 21. February 2026, 10:00)	0	N/A
	Parity Pursuit by FIT7Y (on 21. February 2026, 00:00)	0	N/A
	Science Lab (6x6) by Mr Toffee (on 20. February 2026, 00:23)	0	N/A
	Scarecrow by NXTMaster (on 20. February 2026, 00:00)	0	N/A
	Line Art by Blobz (on 18. February 2026, 16:00)	0	N/A
	Parity Dance by FIT7Y (on 18. February 2026, 10:00)	0	N/A
	Dutch Flat Mate: The Greatest Mate by Prof.Dori (on 18. February 2026, 07:00)	0	N/A
	RAT RUN 26: Hit and Miss by marty_sears (on 18. February 2026, 01:00)	0	N/A
	Hall Of Mirrors (6x6) by Mr Toffee (on 18. February 2026, 00:59)	0	N/A
	The X and The V Squared: Anniversary Edition by .proxz14 (on 17. February 2026, 09:19)	0	N/A
	Offside by GBPack (on 17. February 2026, 06:19)	0	N/A
	Selfcount by juggler (on 17. February 2026, 02:55)	10	N/A
	Ain't by Prof.Dori (on 17. February 2026, 02:43)	8	N/A
	Twisted Arrows in Fog 2 by Jigokuro (on 17. February 2026, 02:43)	1	N/A
	Circles in the Night by Md88keys (on 17. February 2026, 02:10)	0	N/A