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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 All Languages ><> 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 ALGOL 68 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 Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 # Golfer Points Bytes Time Submitted 321st CaedenHarper 🇨🇦 590 327 319ms 20 Nov 2025 322nd Shanethegamer 🇺🇸 585 231 447ms 24 Sep 2025 323rd Shanethegamer 🇺🇸 580 202 132ms 13 Jun 2024 324th Yewzir 🇧🇪 578 265 7ms 9 Jun 2024 325th snoozingnewt 🇨🇦 577 200 91ms 22 Nov 2025 326th bac0id 576 259 72ms 24 Jun 2024 327th MarcMush 🇫🇷 573 157 802ms 31 Jul 2024 328th annaproxy 570 192 205ms 28 Aug 2025 329th MostParsingVex 568 238 546ms 23 Jul 2024 330th Yewzir 🇧🇪 568 268 163ms 9 Jun 2024 331st snoozingnewt 🇨🇦 563 252 106ms 20 Nov 2025 332nd dokutan 561 133 30ms 15 Aug 2024 333rd Shanethegamer 🇺🇸 560 189 6ms 28 Sep 2024 334th MeWhenI 🇻🇦 560 299 44ms 3 Sep 2024 335th Shanethegamer 🇺🇸 558 152 1,408ms 1 Jun 2024 336th Lv0Sys 🇵🇱 553 349 331ms 11 Dec 2025 337th msbranicky 551 278 8ms 11 Aug 2024 338th KatieLG 🇬🇧 542 202 2,804ms 25 May 2025 339th dcgjb 538 155 1,541ms 4 Jun 2024 340th Shanethegamer 🇺🇸 535 228 5ms 13 Jun 2024 341st InigoK 🇺🇸 534 205 30ms 22 Sep 2025 342nd hacker112 🇸🇪 534 213 13ms 27 Jun 2024 343rd jerrandolph 531 363 323ms 29 Sep 2025 344th ndren 526 208 282ms 10 Jul 2025 345th Yewzir 🇧🇪 525 323 6ms 9 Jun 2024 346th KatieLG 🇬🇧 524 202 2,600ms 25 May 2025 347th bac0id 521 237 2ms 24 Jun 2024 348th Yax42 🇫🇷 518 261 508ms 16 Oct 2025 349th msbranicky 518 372 353ms 14 Aug 2024 350th guilhem-roy 🇫🇷 516 212 2,261ms 22 Nov 2025 351st elgan65536 🇺🇸 509 215 14ms 3 Oct 2024 351st jatloe 509 215 336ms 28 Oct 2024 353rd Yewzir 🇧🇪 500 371 26ms 9 Jun 2024 354th YAJUE114514 497 220 15ms 28 Dec 2025 355th h3ra993huskp 🇯🇵 494 274 611ms 30 Nov 2025 356th acollett89 492 231 14ms 18 Jul 2025 357th TobyBoyne 🇬🇧 491 223 18ms 6 Jun 2024 358th mousetail 🇳🇱 488 183 22ms 27 Sep 2024 359th msbranicky 486 349 6ms 14 Aug 2024 360th msbranicky 483 315 173ms 14 Aug 2024 361st didion0 🇺🇸 482 236 20ms 21 Feb 2025 362nd rucin93 🇵🇱 482 318 44ms 16 Jul 2024 363rd bac0id 481 284 427ms 24 Jun 2024 364th mousetail 🇳🇱 476 230 23ms 22 Sep 2025 365th CaedenHarper 🇨🇦 472 232 29ms 11 Dec 2025 366th madeforlosers 472 241 43ms 18 Oct 2024 367th coreynash 466 244 16ms 12 Jun 2024 368th dokutan 466 290 435ms 24 Sep 2025 369th Yewzir 🇧🇪 466 293 482ms 22 Dec 2024 370th CaedenHarper 🇨🇦 458 231 950ms 11 Dec 2025 371st CaedenHarper 🇨🇦 457 249 14ms 25 Sep 2025 372nd Yewzir 🇧🇪 450 302 104ms 19 Dec 2024 373rd CaedenHarper 🇨🇦 442 309 465ms 21 Oct 2025 374th tatzyr 🇯🇵 439 183 142ms 26 Mar 2025 375th dokutan 433 271 16ms 3 Jun 2024 376th madex 🇩🇪 432 253 21ms 23 Dec 2025 377th msbranicky 431 254 35ms 9 Aug 2024 378th wh3n3v3r 🇨🇿 429 255 52ms 12 Nov 2024 379th targrik 427 245 31ms 29 Jul 2025 380th bac0id 427 317 566ms 24 Jun 2024 381st Bulmenisaurus 422 259 35ms 5 Jan 2025 382nd JOrE20 🇺🇸 420 271 45ms 2 days ago 383rd MeWhenI 🇻🇦 418 293 1,517ms 20 Jun 2024 384th msbranicky 413 256 724ms 2 Jun 2024 385th mathisfun271 413 265 31ms 7 Oct 2024 386th dokutan 411 277 13ms 15 Jun 2025 387th dokutan 409 334 432ms 5 Jun 2024 388th dokutan 407 269 21ms 3 Jun 2024 389th Yewzir 🇧🇪 405 410 1,167ms 9 Jun 2024 390th Flekay 🇩🇪 404 271 15ms 7 hours ago 391st dokutan 395 268 481ms 3 Jun 2024 392nd CaedenHarper 🇨🇦 394 343 456ms 7 Oct 2025 393rd LHLaurini 🇧🇷 393 314 2ms 29 Jun 2024 394th Lv0Sys 🇵🇱 385 284 23ms 11 Dec 2025 395th dokutan 385 292 152ms 15 Jun 2025 396th dokutan 380 273 2,718ms 23 Oct 2024 397th dokutan 379 237 328ms 14 Jun 2024 398th blaztoma 🇱🇹 371 377 145ms 28 Nov 2025 399th gigaprofisi 🇺🇸 369 308 18ms 1 Nov 2025 400th CaedenHarper 🇨🇦 366 237 2,322ms 30 Sep 2025 First Prev 321–400 of 452 Next Last