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 Dragon Curve 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 Dragon Curve 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 161st AlephSquirrel 856 128 33ms 4 Jun 2024 162nd error256 856 180 1,630ms 2 May 2025 163rd SirBogman 🇺🇸 855 184 40ms 2 Jun 2024 164th MeWhenI 🇻🇦 854 136 114ms 10 Jun 2024 165th Kacarott 🇦🇺 852 127 250ms 4 Jun 2024 166th MeWhenI 🇻🇦 852 172 42ms 17 Aug 2024 167th SirBogman 🇺🇸 851 86 256ms 9 Jun 2024 168th kg583 🇺🇸 850 197 960ms 1 Nov 2025 169th error256 849 100 1,573ms 15 Apr 2025 170th error256 849 164 790ms 19 May 2025 171st JohandeRuiter 🇳🇱 848 146 2ms 25 Aug 2024 172nd Shanethegamer 🇺🇸 848 176 164ms 24 May 2025 173rd xsot 🇸🇬 847 125 486ms 2 Jun 2024 173rd SirBogman 🇺🇸 847 125 551ms 2 Jun 2024 175th edsrzf 🇳🇿 846 106 19ms 22 Jul 2025 176th duckyluuk 🇳🇱 846 144 112ms 9 hours ago 177th JayXon 🇺🇸 846 160 652ms 28 Sep 2025 178th ovs-code 🇩🇪 846 177 61ms 2 Jun 2024 179th acotis 846 224 245ms 19 Feb 2026 180th tayloia 🇬🇧 844 135 34ms 18 Jun 2024 180th trinityy-7 844 135 27ms 25 Aug 2025 182nd Steffan153 🇫🇮 841 161 700ms 11 Feb 2026 183rd MeWhenI 🇻🇦 841 187 42ms 1 Aug 2024 184th Shanethegamer 🇺🇸 839 196 230ms 10 days ago 185th SirBogman 🇺🇸 838 68 13ms 1 Jun 2024 186th Shanethegamer 🇺🇸 837 229 369ms 13 Jun 2024 187th nwellnhof 🇩🇪 836 162 750ms 25 Sep 2025 188th IanUtley 835 167 803ms 10 Apr 2025 189th vang1ong7ang 835 227 180ms 17 days ago 189th jusaka 835 227 178ms 16 days ago 191st edsrzf 🇳🇿 833 141 153ms 23 Jan 2026 192nd Lv0Sys 🇵🇱 832 137 13ms 23 Feb 2026 193rd MostParsingVex 832 180 67ms 23 Dec 2024 194th error256 831 286 1,299ms 30 May 2025 195th error256 830 97 38ms 1 Jun 2024 196th SirBogman 🇺🇸 826 98 37ms 4 Jun 2024 197th MeWhenI 🇻🇦 826 324 1,803ms 9 days ago 198th m-tkach 🇺🇦 825 220 27ms 21 Jul 2024 199th albanian-laundromat 🇺🇸 825 249 123ms 19 Mar 2026 200th MostParsingVex 824 178 42ms 20 Mar 2026 201st albanian-laundromat 🇺🇸 823 148 81ms 7 Mar 2026 202nd ovs-code 🇩🇪 822 137 161ms 17 Apr 2025 203rd MeWhenI 🇻🇦 822 143 149ms 7 Jun 2024 204th MeWhenI 🇻🇦 821 272 1,277ms 22 Jun 2024 205th MeWhenI 🇻🇦 820 139 17ms 1 Jun 2024 206th GolfingSuccess 🇬🇷 818 134 25ms 1 Jun 2024 206th error256 818 134 24ms 1 Jun 2024 208th GrayJoKing 🇦🇺 816 138 144ms 14 Aug 2024 208th error256 816 138 128ms 6 May 2025 210th ovs-code 🇩🇪 815 171 796ms 26 Nov 2024 211th blaztoma 🇱🇹 814 99 48ms 22 days ago 212th alexsave 814 140 12ms 19 Jan 2026 212th voytxt 🇨🇿 814 140 21ms 11 days ago 214th edsrzf 🇳🇿 814 222 776ms 2 Mar 2026 215th error256 812 111 383ms 16 Apr 2025 216th error256 812 236 510ms 15 Apr 2025 217th emgordon154 811 293 1,260ms 30 May 2025 218th SirBogman 🇺🇸 811 348 189ms 9 Jul 2024 219th error256 809 130 5ms 16 Apr 2025 220th AlephSquirrel 809 254 6ms 5 Aug 2024 221st CLOStrophobic 🇮🇹 807 185 462ms 13 Feb 2025 222nd duckyluuk 🇳🇱 805 136 47ms 1 Jun 2024 222nd bzijlema 🇳🇱 805 136 38ms 14 Jan 2026 224th GrayJoKing 🇦🇺 802 135 1,080ms 17 Jun 2024 225th MeWhenI 🇻🇦 802 239 366ms 25 Aug 2024 226th UnderKoen 🇳🇱 802 453 3,322ms 20 Jan 2025 227th edsrzf 🇳🇿 801 209 658ms 6 days ago 228th Shanethegamer 🇺🇸 801 211 30ms 10 Feb 2026 229th ovs-code 🇩🇪 799 155 2ms 2 Jun 2024 230th Shanethegamer 🇺🇸 798 113 582ms 9 Oct 2024 231st canissimia 🇦🇶 798 295 6ms 22 Jun 2024 232nd MeWhenI 🇻🇦 797 170 934ms 7 Nov 2025 233rd Natanaelel 🇸🇪 797 205 155ms 25 Jun 2025 234th duckyluuk 🇳🇱 796 133 493ms 1 Jun 2024 235th albanian-laundromat 🇺🇸 795 198 43ms 19 Mar 2026 236th blaztoma 🇱🇹 794 138 37ms 11 Dec 2025 236th Lv0Sys 🇵🇱 794 138 27ms 23 Feb 2026 238th albanian-laundromat 🇺🇸 791 110 2,106ms 16 Nov 2025 239th lynn 789 207 173ms 24 Jun 2024 240th bizy-coder 788 139 44ms 1 Jun 2024 First Prev 161–240 of 520 Next Last