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ALGOL 68
ArkScript
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
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Go
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J
Janet
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jq
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K
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PowerShell
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Python
R
Raku
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Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
05AB1E
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
Hole
All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Gray Code Decoder
Gray Code Encoder
Happy Numbers
Happy Numbers (Long)
Hexdump
Hilbert Curve
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Sudoku
jusaka
610
5ms
8 hours ago
Sudoku
RobertHoeh
1,346
2,780ms
17 hours ago
Sudoku
vang1ong7ang
583
261ms
3 days ago
Sudoku
StefanHabel
425
54ms
3 days ago
Sudoku
snoozingnewt
💎
554
144ms
3 days ago
Sudoku
madex
508
3ms
5 days ago
Sudoku
kmathis22
635
511ms
5 days ago
Sudoku
jusaka
395
48ms
8 days ago
Sudoku
edsrzf
🥈
985
64ms
9 days ago
Sudoku
madeforlosers
583
42ms
10 days ago
Sudoku
aksyristos
395
42ms
15 days ago
Sudoku
MeWhenI
💎
551
169ms
15 days ago
Sudoku
prestosilver
674
396ms
16 days ago
Sudoku
janAkali
850
653ms
19 days ago
Sudoku
blaztoma
333
44ms
26 days ago
Sudoku
snoozingnewt
380
974ms
27 days ago
Sudoku
snoozingnewt
388
47ms
27 days ago
Sudoku
Flekay
395
41ms
10 Mar 2026
Sudoku
rucin93
392
22ms
9 Mar 2026
Sudoku
CornerMercury
444
23ms
1 Mar 2026
Sudoku
ovs-code
💎
239
42ms
23 Feb 2026
Sudoku
canissimia
💎
314
709ms
23 Feb 2026
Sudoku
JOrE20
1,042
14ms
21 Feb 2026
Sudoku
JOrE20
525
14ms
21 Feb 2026
Sudoku
JOrE20
🥉
1,790
5ms
21 Feb 2026
Sudoku
JOrE20
🥈
1,324
177ms
21 Feb 2026
Sudoku
aksyristos
1,087
2ms
20 Feb 2026
Sudoku
Steffan153
💎
298
3,123ms
19 Feb 2026
Sudoku
JOrE20
🥉
1,240
71ms
19 Feb 2026
Sudoku
edsrzf
🥈
313
3,663ms
19 Feb 2026
Sudoku
JOrE20
🥉
1,409
60ms
17 Feb 2026
Sudoku
kg583
💎
524
2,015ms
14 Feb 2026
Sudoku
dokutan
739
1,290ms
14 Feb 2026
Sudoku
Steffan153
349
16ms
11 Feb 2026
Sudoku
Steffan153
💎
259
88ms
11 Feb 2026
Sudoku
snoozingnewt
🥉
604
243ms
10 Feb 2026
Sudoku
dokutan
772
113ms
8 Feb 2026
Sudoku
elgan65536
785
278ms
7 Feb 2026
Sudoku
blaztoma
🥈
557
142ms
27 Jan 2026
Sudoku
amazingalek
1,474
464ms
24 Jan 2026
Sudoku
ovs-code
💎
283
3,456ms
24 Jan 2026
Sudoku
bitsandbeyond
💎
275
1,454ms
22 Jan 2026
Sudoku
zhaohm14
485
49ms
16 Jan 2026
Sudoku
MiffOttah
925
440ms
9 Jan 2026
Sudoku
sean-niemann
💎
536
80ms
6 Jan 2026
Sudoku
dokutan
🥈
857
29ms
27 Dec 2025
Sudoku
dokutan
1,835
68ms
27 Dec 2025
Sudoku
emgordon154
389
36ms
26 Dec 2025
Sudoku
acotis
🥈
515
252ms
24 Dec 2025
Sudoku
kurkale6ka
1,151
18ms
15 Dec 2025
Sudoku
ryyyn
404
3,623ms
3 Dec 2025
Sudoku
alexsave
1,094
1,186ms
3 Dec 2025
Sudoku
dokutan
752
194ms
2 Dec 2025
Sudoku
Lv0Sys
478
15ms
2 Dec 2025
Sudoku
Lv0Sys
590
22ms
2 Dec 2025
Sudoku
h3ra993huskp
980
692ms
30 Nov 2025
Sudoku
AlephSquirrel
🥉
812
68ms
27 Nov 2025
Sudoku
ndren
560
185ms
26 Nov 2025
Sudoku
KatieLG
919
534ms
21 Nov 2025
Sudoku
snoozingnewt
🥉
660
148ms
21 Nov 2025
Sudoku
targrik
🥉
583
78ms
19 Nov 2025
Sudoku
KasperKivimaeki
🥉
396
3,079ms
18 Nov 2025
Sudoku
Yax42
523
522ms
16 Nov 2025
Sudoku
MeWhenI
🥈
517
1,068ms
7 Nov 2025
Sudoku
emgordon154
💎
215
89ms
7 Nov 2025
Sudoku
albanian-laundromat
🥉
399
3,258ms
7 Nov 2025
Sudoku
lynn
🥉
528
234ms
6 Nov 2025
Sudoku
Natanaelel
446
11ms
5 Nov 2025
Sudoku
CaedenHarper
852
356ms
4 Nov 2025
Sudoku
robin-scragg
775
15ms
1 Nov 2025
Sudoku
CaedenHarper
484
1,154ms
31 Oct 2025
Sudoku
CaedenHarper
500
66ms
31 Oct 2025
Sudoku
Babafaba
687
1,480ms
26 Oct 2025
Sudoku
Babafaba
702
1,031ms
26 Oct 2025
Sudoku
CaedenHarper
1,014
498ms
21 Oct 2025
Sudoku
albanian-laundromat
🦄
975
1,666ms
18 Oct 2025
Sudoku
InigoK
505
36ms
9 Oct 2025
Sudoku
CaedenHarper
1,039
707ms
8 Oct 2025
Sudoku
stefangimmillaro
548
727ms
6 Oct 2025
Sudoku
BREMAUCY
597
27ms
4 Oct 2025