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
	Parity Fun 25 by galium_odoratum (on 18. April 2026, 10:00)	0	N/A
	Parity Fun 24 by galium_odoratum (on 11. April 2026, 10:00)	0	N/A
	Parity Fun 23 by galium_odoratum (on 4. April 2026, 10:00)	0	N/A
	Just a Classic Sudok by juggler (on 1. April 2026, 13:30)	0	N/A
	Legalese by juggler (on 1. April 2026, 11:30)	0	N/A
	Parity Fun 22 by galium_odoratum (on 28. March 2026, 10:00)	0	N/A
	Parity Fun 21 by galium_odoratum (on 21. March 2026, 10:00)	0	N/A
	Parity Fun 20 by galium_odoratum (on 14. March 2026, 10:00)	0	N/A
	Parity Fun 19 by galium_odoratum (on 7. March 2026, 10:00)	0	N/A
	These Three 3s by FIT7Y (on 6. March 2026, 03:33)	0	N/A
	Scarecrow's Remains by NXTMaster (on 6. March 2026, 00:00)	0	N/A
	Triple Threeat by FIT7Y (on 3. March 2026, 03:33)	0	N/A
	Parity Fun 18 by galium_odoratum (on 28. February 2026, 10:00)	0	N/A
	Scarecrow's Revenge by NXTMaster (on 27. February 2026, 00:00)	0	N/A
	Snoring by PjotrV (on 26. February 2026, 14:00)	0	N/A
	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