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 73rd Steffan153 🇫🇮 896 122 18ms 24 Aug 2024 77th xsot 🇸🇬 895 117 6ms 2 Jun 2024 78th Natanaelel 🇸🇪 892 90 50ms 22 Jun 2025 79th Yax42 🇫🇷 892 153 380ms 11 Sep 2025 80th scpchicken 🇵🇼 891 78 6ms 3 Jun 2024 81st m-tkach 🇺🇦 889 119 522ms 4 Jun 2024 82nd ovs-code 🇩🇪 889 123 18ms 1 Jun 2024 82nd Seek64 🇩🇪 889 123 17ms 23 May 2025 82nd emgordon154 889 123 18ms 7 Jun 2025 82nd ryyyn 🇺🇸 889 123 26ms 5 Nov 2025 86th edsrzf 🇳🇿 888 137 428ms 23 Jul 2025 87th error256 887 122 294ms 19 Jun 2024 88th sean-niemann 🇺🇸 887 132 120ms 3 Nov 2025 89th xsot 🇸🇬 884 113 320ms 2 May 2025 90th error256 883 133 14ms 2 May 2025 91st sean-niemann 🇺🇸 883 157 717ms 30 Jan 2025 92nd JohandeRuiter 🇳🇱 883 169 379ms 25 Aug 2024 93rd edsrzf 🇳🇿 882 119 9ms 9 Sep 2025 94th Steffan153 🇫🇮 882 120 584ms 24 Aug 2024 94th JayXon 🇺🇸 882 120 568ms 5 Jan 2025 94th kg583 🇺🇸 882 120 540ms 16 hours ago 97th JayXon 🇺🇸 881 124 18ms 1 Jun 2024 97th xsot 🇸🇬 881 124 17ms 2 Jun 2024 97th pardouin 🇫🇷 881 124 18ms 3 Jun 2024 97th GrayJoKing 🇦🇺 881 124 18ms 11 Jun 2024 97th sean-niemann 🇺🇸 881 124 20ms 4 Feb 2025 97th kg583 🇺🇸 881 124 18ms 25 Aug 2025 103rd ovs-code 🇩🇪 881 129 10ms 1 Jun 2024 103rd m-tkach 🇺🇦 881 129 10ms 2 Jun 2024 105th edsrzf 🇳🇿 881 130 82ms 11 Jul 2025 106th ovs-code 🇩🇪 881 131 101ms 10 Jun 2024 107th MeWhenI 🇻🇦 880 79 6ms 1 Jun 2024 108th Steffan153 🇫🇮 878 158 691ms 27 Jul 2024 109th SirBogman 🇺🇸 877 95 195ms 1 Jun 2024 110th error256 876 162 117ms 16 Jun 2024 111th GrayJoKing 🇦🇺 875 110 52ms 16 Jun 2024 112th ovs-code 🇩🇪 875 121 652ms 2 Jul 2024 112th emgordon154 875 121 454ms 7 Jun 2025 114th saito-ta 🇯🇵 875 140 3,799ms 5 Jun 2024 115th SirBogman 🇺🇸 874 97 1,251ms 2 Jun 2024 116th edsrzf 🇳🇿 874 125 17ms 17 hours ago 117th emgordon154 874 130 10ms 25 Nov 2024 118th ovs-code 🇩🇪 873 103 289ms 1 Jun 2024 119th stefangimmillaro 873 220 337ms 25 Aug 2024 120th error256 872 159 20ms 17 Apr 2025 121st edsrzf 🇳🇿 871 175 735ms 10 Sep 2025 122nd Shanethegamer 🇺🇸 871 176 11ms 14 Oct 2024 123rd rucin93 🇵🇱 870 129 134ms 31 Oct 2024 123rd sean-niemann 🇺🇸 870 129 140ms 31 Oct 2024 125th MeWhenI 🇻🇦 868 96 229ms 10 Jun 2024 126th MeWhenI 🇻🇦 867 122 550ms 1 Jun 2024 126th pardouin 🇫🇷 867 122 588ms 25 Jun 2024 126th sean-niemann 🇺🇸 867 122 604ms 4 Feb 2025 129th 5cw 🇺🇸 867 126 18ms 1 Jun 2024 129th SirBogman 🇺🇸 867 126 17ms 2 Jun 2024 129th stefangimmillaro 867 126 18ms 30 Jan 2025 129th bricknellj 867 126 17ms 6 Feb 2025 133rd kg583 🇺🇸 866 176 1,168ms 9 Sep 2025 134th GrayJoKing 🇦🇺 865 141 48ms 12 Jun 2024 135th Shanethegamer 🇺🇸 865 176 113ms 24 May 2025 136th albanian-laundromat 865 196 174ms 14 days ago 137th Steffan153 🇫🇮 864 130 132ms 3 Aug 2024 138th dmrichwa 🇺🇸 861 132 11ms 12 Aug 2024 139th MeWhenI 🇻🇦 860 177 150ms 7 Jun 2024 140th ovs-code 🇩🇪 860 190 274ms 2 Jun 2024 141st xsot 🇸🇬 859 112 9ms 16 Jun 2024 142nd MeWhenI 🇻🇦 859 172 42ms 17 Aug 2024 143rd mousetail 🇳🇱 859 218 374ms 23 Sep 2025 144th JohandeRuiter 🇳🇱 857 146 2ms 25 Aug 2024 145th sean-niemann 🇺🇸 856 158 544ms 24 Sep 2025 146th GrayJoKing 🇦🇺 855 133 10ms 18 Jun 2024 147th error256 855 134 78ms 14 Jun 2024 148th MeWhenI 🇻🇦 855 159 65ms 3 Jan 2025 149th stefangimmillaro 855 181 42ms 23 Aug 2024 150th AlephSquirrel 854 128 30ms 4 Jun 2024 First Prev 76–150 of 436 Next Last