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 225th Emutis 🇱🇹 781 140 23ms 47 hours ago 227th emgordon154 780 144 137ms 25 Nov 2024 228th MeWhenI 🇻🇦 778 109 1,211ms 26 Aug 2024 229th stefangimmillaro 777 174 579ms 6 Oct 2025 230th error256 773 90 4ms 4 Sep 2024 231st Yax42 🇫🇷 773 147 23ms 10 Sep 2025 232nd jared-hughes 773 162 2ms 12 Jun 2024 233rd bizy-coder 772 137 496ms 1 Jun 2024 234th sean-niemann 🇺🇸 771 177 408ms 2 Jun 2024 234th revlayle 🇺🇸 771 177 440ms 25 Jul 2024 236th hallvabo 🇳🇴 770 142 31ms 6 Jun 2024 237th GrayJoKing 🇦🇺 770 180 27ms 16 Jun 2024 238th Shanethegamer 🇺🇸 768 148 12ms 12 Jun 2024 239th MeWhenI 🇻🇦 765 195 56ms 1 Jun 2024 240th albanian-laundromat 764 274 95ms 12 hours ago 241st elgan65536 761 246 170ms 3 Oct 2024 242nd thisishowmymindworks 🇳🇴 758 150 14ms 9 Jun 2024 243rd sean-niemann 🇺🇸 751 138 4,261ms 25 Oct 2024 244th MostParsingVex 751 247 26ms 6 Jan 2025 245th error256 747 163 363ms 2 Sep 2024 246th stefangimmillaro 742 184 397ms 10 Apr 2025 247th error256 741 158 132ms 15 Apr 2025 248th lifthrasiir 🇰🇷 740 143 843ms 2 Dec 2024 249th error256 735 119 749ms 13 Sep 2025 250th helbling 🇨🇭 733 155 15ms 1 Jun 2024 251st SB-945 729 150 32ms 8 Jun 2024 252nd OllieBoyne 🇬🇧 724 151 30ms 6 Jun 2024 253rd MeWhenI 🇻🇦 724 155 138ms 3 Aug 2024 254th MeWhenI 🇻🇦 724 173 2ms 5 Jul 2024 255th Shanethegamer 🇺🇸 721 235 12ms 13 Jun 2024 256th commandblockguy 🇺🇸 720 147 645ms 1 Sep 2025 257th commandblockguy 🇺🇸 719 152 26ms 3 Jun 2024 258th MeWhenI 🇻🇦 718 193 761ms 7 Jun 2024 259th MeWhenI 🇻🇦 717 146 6ms 22 Aug 2024 260th lifthrasiir 🇰🇷 715 153 66ms 12 Nov 2024 261st Steffan153 🇫🇮 715 189 493ms 23 Jul 2024 262nd edsrzf 🇳🇿 708 191 489ms 11 Nov 2025 263rd MeWhenI 🇻🇦 700 219 7ms 10 Jun 2024 264th stefangimmillaro 699 203 113ms 25 Aug 2024 265th Shanethegamer 🇺🇸 699 268 188ms 2 Jun 2024 266th edsrzf 🇳🇿 695 241 48ms 4 Apr 2025 267th albanian-laundromat 690 348 909ms 17 days ago 268th Shanethegamer 🇺🇸 688 221 1,334ms 1 Jun 2024 269th Shanethegamer 🇺🇸 687 171 85ms 13 Jun 2024 270th Yewzir 🇧🇪 685 301 1,910ms 9 Jun 2024 271st mousetail 🇳🇱 684 183 2ms 23 Sep 2025 272nd MeWhenI 🇻🇦 682 131 36ms 13 Aug 2024 273rd Shanethegamer 🇺🇸 682 352 615ms 10 Apr 2025 274th Shanethegamer 🇺🇸 681 240 228ms 14 Jun 2024 275th AlephSquirrel 678 225 38ms 21 Oct 2024 276th adyache 🇺🇸 677 330 769ms 21 Jun 2024 277th snoozingnewt 🇨🇦 675 162 26ms 14 hours ago 278th Yewzir 🇧🇪 674 286 288ms 9 Jun 2024 279th MeWhenI 🇻🇦 666 205 410ms 1 Jun 2024 280th MeWhenI 🇻🇦 665 255 6ms 10 Jun 2024 281st Shanethegamer 🇺🇸 663 214 113ms 1 Jun 2024 282nd KasperKivimaeki 🇫🇮 662 189 3ms 3 Sep 2025 283rd Shanethegamer 🇺🇸 659 207 438ms 12 Jun 2024 284th snoozingnewt 🇨🇦 657 161 741ms 14 hours ago 285th MeWhenI 🇻🇦 657 216 117ms 1 Jun 2024 286th kritixilithos 655 114 35ms 1 Jun 2024 286th error256 655 114 32ms 16 Jun 2024 286th MeWhenI 🇻🇦 655 114 36ms 15 Jul 2025 289th Shanethegamer 🇺🇸 652 234 39ms 4 Oct 2024 290th EnTerr 651 168 18ms 5 Jun 2024 291st namelessiw 650 208 792ms 16 Oct 2025 292nd ovs-code 🇩🇪 644 116 32ms 1 Jun 2024 292nd retrohun 644 116 36ms 7 Jun 2024 294th Shanethegamer 🇺🇸 642 216 449ms 7 Jun 2024 295th qpwoeirut 639 171 22ms 1 Oct 2025 296th ahmetdemirag 🇨🇾 636 172 45ms 5 Feb 2025 297th MeWhenI 🇻🇦 636 295 35ms 12 Jul 2025 298th MeWhenI 🇻🇦 632 186 17ms 10 Jun 2024 299th error256 627 238 3,510ms 15 Apr 2025 300th MeWhenI 🇻🇦 626 157 10ms 20 Jun 2024 First Prev 226–300 of 441 Next Last