Sudoku: the puzzle
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General
Everything about Sudoku that doesn't fit in one of the other sections - 1362 Topics
- 23922 Posts
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Last postThe hardest sudoku 3 ...
by champagne
Mon Jan 19, 2026 8:23 am
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General
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Puzzles
Post puzzles for others to solve here. - 5594 Topics
- 39836 Posts
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Last post3S (SE = 8.4)
by jco
Sun Jan 25, 2026 2:19 pm
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Puzzles
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Help with puzzles and solving techniques
Post the puzzle or solving technique that's causing you trouble and someone will help - 1559 Topics
- 12449 Posts
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Last postList of First & ...
by 1to9only
Sat Aug 09, 2025 8:43 am
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Help with puzzles and solving techniques
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Advanced solving techniques
Advanced methods and approaches for solving Sudoku puzzles - 1381 Topics
- 21045 Posts
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Last postPattern Overlay Method
by StrmCkr
Mon Jan 19, 2026 8:39 am
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Advanced solving techniques
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Interactive games
Interactive on-site game threads go here - 22 Topics
- 60678 Posts
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Last postPatterns Game ...
by Hajime
Mon Mar 03, 2025 6:14 pm
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Interactive games
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Software
Programs which generate, solve, and analyze Sudoku puzzles - 760 Topics
- 6896 Posts
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Last postCode rewrite for AIC ...
by StrmCkr
Sat Jan 24, 2026 12:53 am
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Software
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- Puzzle collections sorted by solving qualities
by tso » Thu Aug 03, 2006 5:38 pm - 14 Replies
- 27673 Views
- Last post by denis_berthier
Fri Sep 08, 2023 4:39 am
- Puzzle collections sorted by solving qualities
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- List of Acronyms
by Wecoc » Tue Jan 21, 2020 11:18 pm - 10 Replies
- 14045 Views
- Last post by denis_berthier
Fri Mar 04, 2022 7:24 am
- List of Acronyms
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- Places to go for solving tips
by Ruud » Sun Jan 20, 2008 10:31 pm - 8 Replies
- 22014 Views
- Last post by mac_sudo
Sun Jun 21, 2020 11:43 pm
- Places to go for solving tips
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- Sudokus of Shame
1 ... 4, 5, 6
by Moschopulus » Thu Feb 02, 2006 1:19 am
- 86 Replies
- 129754 Views
- Last post by enxio27
Tue Dec 11, 2018 2:53 pm
- Sudokus of Shame
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- What this forum is for
by JasonLion-Admin » Thu May 27, 2010 1:29 pm - 0 Replies
- 11733 Views
- Last post by JasonLion-Admin
Thu May 27, 2010 1:29 pm
- What this forum is for
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- Interactive games forum decorum
by g.r.emlin » Sat May 22, 2010 5:31 am - 0 Replies
- 10956 Views
- Last post by g.r.emlin
Sat May 22, 2010 5:31 am
- Interactive games forum decorum
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- New topics - How to ask for help
by Animator » Wed Dec 28, 2005 12:58 am - 0 Replies
- 16758 Views
- Last post by Animator
Wed Dec 28, 2005 12:58 am
- New topics - How to ask for help
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- 3S (SE = 8.4)
by jco » Tue Jan 20, 2026 12:28 pm - 3 Replies
- 108 Views
- Last post by jco
Sun Jan 25, 2026 2:19 pm
- 3S (SE = 8.4)
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- Steve Stumble 1-23-2026
by SteveG48 » Fri Jan 23, 2026 9:40 pm - 5 Replies
- 52 Views
- Last post by Cenoman
Sun Jan 25, 2026 8:41 am
- Steve Stumble 1-23-2026
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- Code rewrite for AIC Chains
by Wepwawet » Sat Dec 13, 2025 10:32 am - 14 Replies
- 391 Views
- Last post by StrmCkr
Sat Jan 24, 2026 12:53 am
- Code rewrite for AIC Chains
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- Golden nugget updated path
by champagne » Thu Jan 01, 2026 8:30 am - 11 Replies
- 433 Views
- Last post by champagne
Fri Jan 23, 2026 9:16 am
- Golden nugget updated path
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- Steve Hodoku 1-17-2026
by SteveG48 » Sun Jan 18, 2026 12:30 am - 3 Replies
- 82 Views
- Last post by Cenoman
Sun Jan 18, 2026 5:43 pm
- Steve Hodoku 1-17-2026
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- Steve Stumble 1-16-2026
by SteveG48 » Fri Jan 16, 2026 3:24 pm - 7 Replies
- 92 Views
- Last post by pjb
Sat Jan 17, 2026 12:59 am
- Steve Stumble 1-16-2026
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- "Many wways" (SE = 7.1)
by jco » Mon Jan 12, 2026 1:43 pm - 6 Replies
- 158 Views
- Last post by Ngisa
Thu Jan 15, 2026 10:10 am
- "Many wways" (SE = 7.1)
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- Leader Board issue with sudoku.org Extreme level
by beachcomber6 » Tue Jan 13, 2026 10:33 am - 0 Replies
- 369 Views
- Last post by beachcomber6
Tue Jan 13, 2026 10:33 am
- Leader Board issue with sudoku.org Extreme level
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- "0" (SE = 7.3)
by jco » Sat Jan 10, 2026 12:44 pm - 2 Replies
- 89 Views
- Last post by SteveG48
Sat Jan 10, 2026 7:43 pm
- "0" (SE = 7.3)
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- Templates as patterns
1 ... 8, 9, 10by denis_berthier » Fri Oct 18, 2024 3:58 am - 148 Replies
- 23680 Views
- Last post by StrmCkr
Sat Jan 10, 2026 10:12 am
- Templates as patterns
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- Steve Stumble 12-28-2025
by SteveG48 » Sun Dec 28, 2025 7:49 pm - 2 Replies
- 81 Views
- Last post by Cenoman
Mon Dec 29, 2025 9:37 pm
- Steve Stumble 12-28-2025
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- For Boxing Day
by pjb » Thu Dec 25, 2025 10:40 pm - 5 Replies
- 164 Views
- Last post by SteveG48
Mon Dec 29, 2025 9:21 pm
- For Boxing Day
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- 17December25
by Yogi » Wed Dec 17, 2025 6:52 pm - 4 Replies
- 110 Views
- Last post by pjb
Thu Dec 18, 2025 2:06 am
- 17December25
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- "ΓΔσ" (SE = 7.3)
by jco » Fri Dec 12, 2025 9:39 am - 3 Replies
- 122 Views
- Last post by Cenoman
Sat Dec 13, 2025 10:43 pm
- "ΓΔσ" (SE = 7.3)
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- Overlayed fish?
by Wepwawet » Wed Dec 10, 2025 5:16 am - 3 Replies
- 142 Views
- Last post by StrmCkr
Sat Dec 13, 2025 10:03 pm
- Overlayed fish?
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- Proposal for a canonical puzzle.
1, 2by champagne » Tue Oct 29, 2024 5:23 pm - 21 Replies
- 9683 Views
- Last post by champagne
Thu Dec 11, 2025 8:35 am
- Proposal for a canonical puzzle.
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- βΔ (SE = 7.2)
by jco » Tue Dec 09, 2025 12:45 pm - 2 Replies
- 132 Views
- Last post by Cenoman
Tue Dec 09, 2025 8:46 pm
- βΔ (SE = 7.2)
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- Steve Stumble 12-6-2025
by SteveG48 » Sat Dec 06, 2025 8:00 pm - 3 Replies
- 165 Views
- Last post by Cenoman
Sun Dec 07, 2025 5:14 pm
- Steve Stumble 12-6-2025
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- Puzzle 323
by P.O. » Mon Dec 01, 2025 4:08 pm - 4 Replies
- 188 Views
- Last post by P.O.
Sun Dec 07, 2025 4:49 pm
- Puzzle 323
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- skfr 9.7 after th
by champagne » Wed Dec 03, 2025 4:49 pm - 12 Replies
- 297 Views
- Last post by champagne
Sat Dec 06, 2025 9:10 am
- skfr 9.7 after th
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- from skfr 11.2 to BTTE
by champagne » Tue Dec 02, 2025 8:21 am - 3 Replies
- 180 Views
- Last post by champagne
Tue Dec 02, 2025 8:22 pm
- from skfr 11.2 to BTTE
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