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 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 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 Calendar 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 Multitap Input 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 Multitap Input 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 301st olleicua 🇺🇸 608 132 37ms 25 Feb 2025 302nd galloj 🇨🇿 607 123 28ms 9 Jun 2024 303rd Shanethegamer 🇺🇸 606 189 563ms 12 Jun 2024 304th retrohun 606 202 185ms 19 Aug 2024 305th MeWhenI 🇻🇦 603 145 944ms 15 Sep 2025 306th stefangimmillaro 602 124 36ms 12 Nov 2025 307th albanian-laundromat 601 176 1,099ms 23 days ago 308th Shanethegamer 🇺🇸 600 203 344ms 13 Jun 2024 309th CornerMercury 🇬🇧 597 183 1,816ms 16 days ago 310th MeWhenI 🇻🇦 597 204 462ms 27 Jul 2024 311th Shanethegamer 🇺🇸 590 136 43ms 1 Jun 2024 312th CaedenHarper 🇨🇦 587 327 288ms 20 days ago 313th Shanethegamer 🇺🇸 585 231 552ms 24 Sep 2025 314th Shanethegamer 🇺🇸 580 202 104ms 13 Jun 2024 315th Yewzir 🇧🇪 578 265 7ms 9 Jun 2024 316th snoozingnewt 🇨🇦 577 200 91ms 18 days ago 317th bac0id 576 259 69ms 24 Jun 2024 318th MarcMush 🇫🇷 573 157 662ms 31 Jul 2024 319th annaproxy 569 192 199ms 28 Aug 2025 320th MostParsingVex 568 238 750ms 23 Jul 2024 321st Yewzir 🇧🇪 568 268 183ms 9 Jun 2024 322nd snoozingnewt 🇨🇦 563 252 108ms 20 days ago 323rd dokutan 561 133 30ms 15 Aug 2024 324th MeWhenI 🇻🇦 560 299 44ms 3 Sep 2024 325th Shanethegamer 🇺🇸 558 152 1,066ms 1 Jun 2024 326th Shanethegamer 🇺🇸 555 189 6ms 28 Sep 2024 327th msbranicky 551 278 8ms 11 Aug 2024 328th KatieLG 🇬🇧 541 202 2,778ms 25 May 2025 329th dcgjb 538 155 1,270ms 4 Jun 2024 330th Shanethegamer 🇺🇸 535 228 5ms 13 Jun 2024 331st hacker112 🇸🇪 534 213 12ms 27 Jun 2024 332nd InigoK 🇺🇸 533 205 22ms 22 Sep 2025 333rd jerrandolph 529 363 275ms 29 Sep 2025 334th bac0id 528 237 2ms 24 Jun 2024 335th ndren 525 208 276ms 10 Jul 2025 336th Yewzir 🇧🇪 525 323 6ms 9 Jun 2024 337th KatieLG 🇬🇧 524 202 2,877ms 25 May 2025 338th Yax42 🇫🇷 518 261 860ms 16 Oct 2025 339th guilhem-roy 🇫🇷 516 212 2,297ms 18 days ago 340th msbranicky 516 372 328ms 14 Aug 2024 341st elgan65536 508 215 14ms 3 Oct 2024 341st jatloe 508 215 330ms 28 Oct 2024 343rd madex 🇩🇪 507 247 2ms 10 Jun 2024 344th Yewzir 🇧🇪 500 371 26ms 9 Jun 2024 345th h3ra993huskp 🇯🇵 494 274 662ms 11 days ago 346th acollett89 492 231 10ms 18 Jul 2025 347th TobyBoyne 🇬🇧 490 223 18ms 6 Jun 2024 348th mousetail 🇳🇱 488 183 22ms 27 Sep 2024 349th msbranicky 486 349 6ms 14 Aug 2024 350th msbranicky 483 315 161ms 14 Aug 2024 351st didion0 🇺🇸 482 236 16ms 21 Feb 2025 352nd rucin93 🇵🇱 482 318 44ms 16 Jul 2024 353rd bac0id 481 284 356ms 24 Jun 2024 354th mousetail 🇳🇱 475 230 23ms 22 Sep 2025 355th madeforlosers 472 241 45ms 18 Oct 2024 356th coreynash 466 244 15ms 12 Jun 2024 357th dokutan 466 290 991ms 24 Sep 2025 358th Yewzir 🇧🇪 466 293 413ms 22 Dec 2024 359th CaedenHarper 🇨🇦 457 249 11ms 25 Sep 2025 360th Yewzir 🇧🇪 450 302 91ms 19 Dec 2024 361st CaedenHarper 🇨🇦 442 309 368ms 21 Oct 2025 362nd tatzyr 🇯🇵 439 183 150ms 26 Mar 2025 363rd dokutan 433 271 15ms 3 Jun 2024 364th msbranicky 430 254 37ms 9 Aug 2024 365th wh3n3v3r 🇨🇿 429 255 49ms 12 Nov 2024 366th targrik 427 245 29ms 29 Jul 2025 367th bac0id 427 317 481ms 24 Jun 2024 368th Bulmenisaurus 422 259 33ms 5 Jan 2025 369th CaedenHarper 🇨🇦 418 253 751ms 25 Sep 2025 370th MeWhenI 🇻🇦 418 293 1,418ms 20 Jun 2024 371st CaedenHarper 🇨🇦 416 263 27ms 25 Sep 2025 372nd msbranicky 413 256 715ms 2 Jun 2024 373rd mathisfun271 412 265 30ms 7 Oct 2024 374th dokutan 410 277 12ms 15 Jun 2025 375th dokutan 409 334 354ms 5 Jun 2024 First Prev 301–375 of 436 Next Last