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ALGOL 68
Assembly
AWK
Bash
BASIC
Berry
brainfuck
C
C#
C++
Civet
Clojure
COBOL
Coconut
Common Lisp
Crystal
D
Dart
Elixir
Erlang
F#
Factor
Forth
Fortran
Gleam
Go
GolfScript
Groovy
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Hexagony
J
Janet
Java
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jq
Julia
K
Kotlin
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Nim
OCaml
Pascal
Perl
PHP
PowerShell
Prolog
Python
R
Raku
Rockstar
Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
05AB1E
APL
ArkScript
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
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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
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
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Polyominoes
StefanHabel
339
25ms
15 hours ago
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ahmetdemirag
282
23ms
24 hours ago
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emgordon154
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444
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261
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1,465
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1,319
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Polyominoes
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1,290
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Polyominoes
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365
344ms
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Polyominoes
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204
16ms
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Polyominoes
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234
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Polyominoes
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404
45ms
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Polyominoes
CaedenHarper
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6,105
86ms
15 days ago
Polyominoes
KatieLG
3,572
3ms
15 days ago
Polyominoes
KatieLG
6,150
14ms
15 days ago
Polyominoes
kg583
🥉
283
778ms
17 days ago
Polyominoes
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227
18ms
17 days ago
Polyominoes
JOrE20
🥉
1,434
1,727ms
17 days ago
Polyominoes
JOrE20
1,305
2ms
17 days ago
Polyominoes
JOrE20
8,576
8ms
17 days ago
Polyominoes
JOrE20
1,125
44ms
17 days ago
Polyominoes
JOrE20
🥉
1,258
5ms
17 days ago
Polyominoes
JOrE20
🥉
2,412
4ms
17 days ago
Polyominoes
JOrE20
1,302
65ms
17 days ago
Polyominoes
JOrE20
530
33ms
17 days ago
Polyominoes
Steffan153
💎
158
1,662ms
18 days ago
Polyominoes
snoozingnewt
262
776ms
20 days ago
Polyominoes
elgan65536
6,378
3ms
22 days ago
Polyominoes
Seek64
💎
127
34ms
22 days ago
Polyominoes
Steffan153
🥈
161
303ms
23 days ago
Polyominoes
ovs-code
🥈
129
176ms
23 days ago
Polyominoes
JOrE20
509
17ms
23 days ago
Polyominoes
klixel
452
647ms
24 days ago
Polyominoes
snoozingnewt
💎
387
5ms
25 days ago
Polyominoes
Steffan153
🥈
113
60ms
26 days ago
Polyominoes
Steffan153
🥉
161
36ms
26 days ago
Polyominoes
ndren
291
61ms
27 days ago
Polyominoes
emgordon154
1,027
391ms
9 Feb 2026
Polyominoes
dokutan
681
220ms
8 Feb 2026
Polyominoes
SwordF-Official
400
173ms
8 Feb 2026
Polyominoes
Shanethegamer
3,571
4ms
7 Feb 2026
Polyominoes
Shanethegamer
3,576
1ms
7 Feb 2026
Polyominoes
HumanoidCPU
3,576
1ms
6 Feb 2026
Polyominoes
snoozingnewt
🥈
291
176ms
4 Feb 2026
Polyominoes
prestosilver
🥈
417
1,264ms
2 Feb 2026
Polyominoes
JOrE20
💎
1,247
7ms
1 Feb 2026
Polyominoes
albanian-laundromat
🥉
469
132ms
31 Jan 2026
Polyominoes
amazingalek
3,582
350ms
22 Jan 2026
Polyominoes
blaztoma
261
14ms
22 Jan 2026
Polyominoes
alexsave
433
117ms
19 Jan 2026
Polyominoes
Yax42
414
530ms
19 Jan 2026
Polyominoes
sean-niemann
🥈
174
1,243ms
16 Jan 2026
Polyominoes
dokutan
1,365
10ms
11 Jan 2026
Polyominoes
KatieLG-Transpiler
4,832
3ms
9 Jan 2026
Polyominoes
KatieLG-Transpiler
4,837
11ms
9 Jan 2026
Polyominoes
KatieLG-Transpiler
4,835
2ms
9 Jan 2026
Polyominoes
sean-niemann
💎
243
3,342ms
7 Jan 2026
Polyominoes
NicoPlayZ9002-YT
3,576
11ms
6 Jan 2026
Polyominoes
dokutan
💎
1,324
12ms
5 Jan 2026
Polyominoes
JOrE20
1,100
171ms
3 Jan 2026
Polyominoes
HumanoidCPU
3,572
4ms
1 Jan 2026
Polyominoes
dokutan
🥉
980
124ms
29 Dec 2025
Polyominoes
MeWhenI
🥈
1,435
8ms
29 Dec 2025
Polyominoes
dokutan
922
57ms
27 Dec 2025
Polyominoes
dokutan
922
129ms
27 Dec 2025
Polyominoes
dokutan
🥈
908
3ms
27 Dec 2025
Polyominoes
dokutan
🥉
956
477ms
27 Dec 2025
Polyominoes
MeWhenI
1,862
5ms
25 Dec 2025
Polyominoes
Shanethegamer
3,584
3ms
25 Dec 2025
Polyominoes
YAJUE114514
237
648ms
22 Dec 2025
Polyominoes
snoozingnewt
🥈
308
113ms
22 Dec 2025
Polyominoes
albanian-laundromat
🥈
348
78ms
21 Dec 2025
Polyominoes
YAJUE114514
1,599
153ms
20 Dec 2025
Polyominoes
tomh1012
648
456ms
16 Dec 2025
Polyominoes
dokutan
🥉
933
73ms
12 Dec 2025
Polyominoes
dokutan
947
112ms
12 Dec 2025
Polyominoes
MeWhenI
208
66ms
12 Dec 2025