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 226th stefangimmillaro 777 174 579ms 6 Oct 2025 227th Yax42 🇫🇷 773 147 23ms 10 Sep 2025 228th jared-hughes 773 162 2ms 12 Jun 2024 229th error256 772 90 4ms 4 Sep 2024 230th bizy-coder 772 137 496ms 1 Jun 2024 231st sean-niemann 🇺🇸 771 177 383ms 2 Jun 2024 231st revlayle 🇺🇸 771 177 412ms 25 Jul 2024 233rd hallvabo 🇳🇴 770 142 31ms 6 Jun 2024 234th GrayJoKing 🇦🇺 770 180 27ms 16 Jun 2024 235th Shanethegamer 🇺🇸 768 148 12ms 12 Jun 2024 236th MeWhenI 🇻🇦 765 195 56ms 1 Jun 2024 237th elgan65536 761 246 256ms 3 Oct 2024 238th thisishowmymindworks 🇳🇴 758 150 14ms 9 Jun 2024 239th sean-niemann 🇺🇸 751 138 4,261ms 25 Oct 2024 240th MostParsingVex 751 247 26ms 6 Jan 2025 241st error256 747 163 363ms 2 Sep 2024 242nd stefangimmillaro 742 184 349ms 10 Apr 2025 243rd error256 741 158 126ms 15 Apr 2025 244th lifthrasiir 🇰🇷 740 143 843ms 2 Dec 2024 245th error256 735 119 749ms 13 Sep 2025 246th helbling 🇨🇭 733 155 15ms 1 Jun 2024 247th SB-945 729 150 32ms 8 Jun 2024 248th OllieBoyne 🇬🇧 724 151 30ms 6 Jun 2024 249th MeWhenI 🇻🇦 724 155 138ms 3 Aug 2024 250th MeWhenI 🇻🇦 724 173 2ms 5 Jul 2024 251st Shanethegamer 🇺🇸 721 235 12ms 13 Jun 2024 252nd commandblockguy 🇺🇸 720 147 645ms 1 Sep 2025 253rd commandblockguy 🇺🇸 719 152 26ms 3 Jun 2024 254th MeWhenI 🇻🇦 718 193 761ms 7 Jun 2024 255th MeWhenI 🇻🇦 717 146 6ms 22 Aug 2024 256th Steffan153 🇫🇮 715 189 493ms 23 Jul 2024 257th lifthrasiir 🇰🇷 714 153 66ms 12 Nov 2024 258th edsrzf 🇳🇿 708 191 489ms 11 Nov 2025 259th MeWhenI 🇻🇦 700 219 7ms 10 Jun 2024 260th stefangimmillaro 699 203 112ms 25 Aug 2024 261st Shanethegamer 🇺🇸 699 268 266ms 2 Jun 2024 262nd edsrzf 🇳🇿 695 241 48ms 4 Apr 2025 263rd albanian-laundromat 690 348 878ms 13 days ago 264th Shanethegamer 🇺🇸 688 221 1,366ms 1 Jun 2024 265th Shanethegamer 🇺🇸 687 171 85ms 13 Jun 2024 266th Yewzir 🇧🇪 685 301 1,910ms 9 Jun 2024 267th mousetail 🇳🇱 684 183 2ms 23 Sep 2025 268th MeWhenI 🇻🇦 682 131 36ms 13 Aug 2024 269th Shanethegamer 🇺🇸 682 352 578ms 10 Apr 2025 270th Shanethegamer 🇺🇸 681 240 228ms 14 Jun 2024 271st AlephSquirrel 678 225 38ms 21 Oct 2024 272nd adyache 🇺🇸 677 330 803ms 21 Jun 2024 273rd Yewzir 🇧🇪 671 286 288ms 9 Jun 2024 274th MeWhenI 🇻🇦 666 205 380ms 1 Jun 2024 275th MeWhenI 🇻🇦 665 255 6ms 10 Jun 2024 276th Shanethegamer 🇺🇸 663 214 112ms 1 Jun 2024 277th KasperKivimaeki 🇫🇮 662 189 3ms 3 Sep 2025 278th Shanethegamer 🇺🇸 659 207 365ms 12 Jun 2024 279th MeWhenI 🇻🇦 657 216 120ms 1 Jun 2024 280th kritixilithos 655 114 35ms 1 Jun 2024 280th error256 655 114 32ms 16 Jun 2024 280th MeWhenI 🇻🇦 655 114 36ms 15 Jul 2025 283rd Shanethegamer 🇺🇸 652 234 39ms 4 Oct 2024 284th EnTerr 651 168 18ms 5 Jun 2024 285th namelessiw 650 208 792ms 16 Oct 2025 286th snoozingnewt 🇨🇦 647 169 24ms 17 days ago 287th ovs-code 🇩🇪 644 116 32ms 1 Jun 2024 287th retrohun 644 116 36ms 7 Jun 2024 289th Shanethegamer 🇺🇸 642 216 449ms 7 Jun 2024 290th qpwoeirut 639 171 22ms 1 Oct 2025 291st MeWhenI 🇻🇦 636 157 10ms 20 Jun 2024 292nd MeWhenI 🇻🇦 636 295 35ms 12 Jul 2025 293rd ahmetdemirag 🇨🇾 635 172 45ms 5 Feb 2025 294th Shanethegamer 🇺🇸 632 158 10ms 13 Jun 2024 295th MeWhenI 🇻🇦 632 186 17ms 10 Jun 2024 296th snoozingnewt 🇨🇦 630 168 817ms 17 days ago 297th error256 627 238 3,510ms 15 Apr 2025 298th albanian-laundromat 617 177 60ms 23 days ago 299th albanian-laundromat 609 463 16ms 18 Sep 2025 300th olleicua 🇺🇸 608 132 37ms 25 Feb 2025 First Prev 226–300 of 436 Next Last