Reversi in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 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 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 All Languages ><> ALGOL 68 ArkScript 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 Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua 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 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 # Golfer Points Bytes Time Submitted 321st mousetail 🇳🇱 641 189 47ms 18 Jun 2024 322nd MeWhenI 🇻🇦 639 255 6ms 10 Jun 2024 323rd ahmetdemirag 🇨🇾 637 172 47ms 5 Feb 2025 324th Shanethegamer 🇺🇸 634 234 42ms 4 Oct 2024 325th MeWhenI 🇻🇦 632 186 18ms 10 Jun 2024 326th albanian-laundromat 🇺🇸 630 174 59ms 17 Mar 2026 327th error256 627 238 4,226ms 15 Apr 2025 328th MeWhenI 🇻🇦 626 157 10ms 20 Jun 2024 329th Shanethegamer 🇺🇸 622 158 9ms 13 Jun 2024 330th albanian-laundromat 🇺🇸 612 173 654ms 17 Mar 2026 331st MeWhenI 🇻🇦 611 219 8ms 10 Jun 2024 332nd olleicua 🇺🇸 609 132 43ms 25 Feb 2025 333rd galloj 🇨🇿 607 123 28ms 9 Jun 2024 334th Shanethegamer 🇺🇸 606 189 588ms 12 Jun 2024 335th retrohun 606 202 182ms 19 Aug 2024 336th stefangimmillaro 602 124 35ms 12 Nov 2025 337th Shanethegamer 🇺🇸 600 203 368ms 13 Jun 2024 338th MeWhenI 🇻🇦 599 145 1,293ms 15 Sep 2025 339th CornerMercury 🇬🇧 599 183 2,003ms 24 Nov 2025 340th MeWhenI 🇻🇦 597 204 486ms 27 Jul 2024 341st MeWhenI 🇻🇦 597 295 36ms 12 Jul 2025 342nd Shanethegamer 🇺🇸 591 136 46ms 1 Jun 2024 343rd aksyristos 589 186 21ms 18 days ago 343rd jusaka 589 186 21ms 12 days ago 345th Shanethegamer 🇺🇸 585 231 447ms 24 Sep 2025 346th CaedenHarper 🇨🇦 584 327 380ms 20 Nov 2025 347th jusaka 582 98 6ms 42 hours ago 348th Shanethegamer 🇺🇸 580 202 133ms 13 Jun 2024 349th snoozingnewt 🇨🇦 577 200 99ms 22 Nov 2025 350th bac0id 576 259 76ms 24 Jun 2024 351st MarcMush 🇫🇷 573 157 740ms 31 Jul 2024 352nd annaproxy 571 192 201ms 28 Aug 2025 353rd snoozingnewt 🇨🇦 563 252 119ms 20 Nov 2025 354th dokutan 561 133 30ms 15 Aug 2024 355th Shanethegamer 🇺🇸 560 189 6ms 28 Sep 2024 356th MeWhenI 🇻🇦 560 299 44ms 3 Sep 2024 357th Shanethegamer 🇺🇸 558 152 1,408ms 1 Jun 2024 358th Yewzir 🇧🇪 553 268 212ms 9 Jun 2024 359th Lv0Sys 🇵🇱 547 349 361ms 11 Dec 2025 360th KatieLG 🇬🇧 542 202 2,904ms 25 May 2025 361st dcgjb 538 155 1,424ms 4 Jun 2024 362nd hacker112 🇸🇪 535 213 16ms 27 Jun 2024 363rd Shanethegamer 🇺🇸 535 228 4ms 13 Jun 2024 364th InigoK 🇺🇸 534 205 26ms 22 Sep 2025 365th ndren 527 208 234ms 10 Jul 2025 366th jerrandolph 526 363 379ms 29 Sep 2025 367th KatieLG 🇬🇧 524 202 2,818ms 25 May 2025 368th bac0id 521 237 2ms 24 Jun 2024 369th Yax42 🇫🇷 518 261 508ms 16 Oct 2025 370th guilhem-roy 🇫🇷 517 212 2,323ms 22 Nov 2025 371st msbranicky 514 372 353ms 14 Aug 2024 372nd elgan65536 🇺🇸 510 215 16ms 3 Oct 2024 372nd jatloe 510 215 311ms 28 Oct 2024 374th Yewzir 🇧🇪 505 265 7ms 9 Jun 2024 375th Yewzir 🇧🇪 505 323 6ms 9 Jun 2024 376th YAJUE114514 498 220 15ms 28 Dec 2025 377th h3ra993huskp 🇯🇵 494 274 611ms 30 Nov 2025 378th acollett89 493 231 12ms 18 Jul 2025 379th TobyBoyne 🇬🇧 491 223 19ms 6 Jun 2024 380th mousetail 🇳🇱 488 183 22ms 27 Sep 2024 381st Yewzir 🇧🇪 486 371 26ms 9 Jun 2024 382nd didion0 🇺🇸 483 236 19ms 21 Feb 2025 383rd msbranicky 481 278 8ms 11 Aug 2024 384th bac0id 481 284 405ms 24 Jun 2024 385th mousetail 🇳🇱 476 230 32ms 22 Sep 2025 386th madeforlosers 473 241 49ms 18 Oct 2024 387th CaedenHarper 🇨🇦 472 232 34ms 11 Dec 2025 388th msbranicky 470 315 215ms 14 Aug 2024 389th coreynash 467 244 22ms 12 Jun 2024 390th msbranicky 467 349 6ms 14 Aug 2024 391st dokutan 466 290 435ms 24 Sep 2025 392nd Yewzir 🇧🇪 466 293 503ms 22 Dec 2024 393rd CaedenHarper 🇨🇦 458 231 718ms 11 Dec 2025 394th CaedenHarper 🇨🇦 457 249 16ms 25 Sep 2025 395th CaedenHarper 🇨🇦 442 309 426ms 21 Oct 2025 396th tatzyr 🇯🇵 440 183 146ms 26 Mar 2025 397th madex 🇩🇪 433 253 23ms 23 Dec 2025 398th dokutan 433 271 16ms 3 Jun 2024 399th msbranicky 431 254 38ms 9 Aug 2024 400th wh3n3v3r 🇨🇿 430 255 55ms 12 Nov 2024 First Prev 321–400 of 476 Next Last