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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder 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 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 ArkScript 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 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 ArkScript 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 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder 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 241st emgordon154 780 144 194ms 25 Nov 2024 242nd Yax42 🇫🇷 780 146 36ms 20 Jan 2026 243rd MeWhenI 🇻🇦 778 109 1,516ms 26 Aug 2024 244th stefangimmillaro 777 174 647ms 6 Oct 2025 245th error256 773 90 5ms 4 Sep 2024 246th bizy-coder 772 137 569ms 1 Jun 2024 247th MostParsingVex 772 160 2ms 23 Jul 2024 248th hallvabo 🇳🇴 771 142 32ms 6 Jun 2024 249th sean-niemann 🇺🇸 771 177 549ms 2 Jun 2024 249th revlayle 🇺🇸 771 177 551ms 25 Jul 2024 251st GrayJoKing 🇦🇺 770 180 30ms 16 Jun 2024 252nd Shanethegamer 🇺🇸 769 148 15ms 12 Jun 2024 253rd MeWhenI 🇻🇦 765 195 62ms 1 Jun 2024 254th jared-hughes 762 162 2ms 12 Jun 2024 255th elgan65536 🇺🇸 761 246 181ms 3 Oct 2024 256th Shanethegamer 🇺🇸 760 176 11ms 14 Oct 2024 257th thisishowmymindworks 🇳🇴 759 150 14ms 9 Jun 2024 258th sean-niemann 🇺🇸 757 137 4,834ms 7 Jan 2026 259th error256 747 163 402ms 2 Sep 2024 260th stefangimmillaro 742 184 433ms 10 Apr 2025 261st error256 741 158 149ms 15 Apr 2025 262nd lifthrasiir 🇰🇷 740 143 2,722ms 2 Dec 2024 263rd helbling 🇨🇭 734 155 15ms 1 Jun 2024 264th error256 730 119 1,193ms 13 Sep 2025 265th SB-945 730 150 32ms 8 Jun 2024 266th MostParsingVex 730 247 26ms 6 Jan 2025 267th OllieBoyne 🇬🇧 725 151 29ms 6 Jun 2024 268th MeWhenI 🇻🇦 724 155 186ms 3 Aug 2024 269th commandz0 🇺🇸 720 152 26ms 3 Jun 2024 270th MeWhenI 🇻🇦 718 193 888ms 7 Jun 2024 271st MeWhenI 🇻🇦 717 146 6ms 22 Aug 2024 272nd albanian-laundromat 716 394 16ms 11 days ago 273rd lifthrasiir 🇰🇷 715 153 68ms 12 Nov 2024 274th MeWhenI 🇻🇦 714 173 2ms 5 Jul 2024 275th edsrzf 🇳🇿 708 191 621ms 11 Nov 2025 276th stefangimmillaro 699 203 117ms 25 Aug 2024 277th Shanethegamer 🇺🇸 699 268 199ms 2 Jun 2024 278th edsrzf 🇳🇿 695 241 48ms 4 Apr 2025 279th Shanethegamer 🇺🇸 694 235 12ms 13 Jun 2024 280th D-MOVE 🇵🇭 693 116 73ms 4 Feb 2026 281st ZakkkkAttackkkk 🇵🇭 693 158 43ms 9 Feb 2026 282nd albanian-laundromat 690 348 1,999ms 27 Nov 2025 283rd Shanethegamer 🇺🇸 688 221 1,610ms 1 Jun 2024 284th Shanethegamer 🇺🇸 687 171 99ms 13 Jun 2024 285th Yewzir 🇧🇪 685 301 1,910ms 9 Jun 2024 286th MeWhenI 🇻🇦 682 131 36ms 13 Aug 2024 287th Shanethegamer 🇺🇸 682 352 1,526ms 10 Apr 2025 288th Shanethegamer 🇺🇸 681 240 228ms 14 Jun 2024 289th adyache 🇺🇸 677 330 829ms 21 Jun 2024 290th snoozingnewt 🇨🇦 676 162 26ms 14 Dec 2025 291st mousetail 🇳🇱 675 183 2ms 23 Sep 2025 291st madex 🇩🇪 675 183 2ms 23 Dec 2025 293rd Yewzir 🇧🇪 668 286 322ms 9 Jun 2024 294th MeWhenI 🇻🇦 666 205 537ms 1 Jun 2024 295th Shanethegamer 🇺🇸 663 214 118ms 1 Jun 2024 296th AlephSquirrel 660 225 38ms 21 Oct 2024 297th Shanethegamer 🇺🇸 659 207 552ms 12 Jun 2024 298th snoozingnewt 🇨🇦 657 161 520ms 14 Dec 2025 299th MeWhenI 🇻🇦 657 216 124ms 1 Jun 2024 300th kritixilithos 655 114 35ms 1 Jun 2024 300th error256 655 114 32ms 16 Jun 2024 300th MeWhenI 🇻🇦 655 114 36ms 15 Jul 2025 303rd KasperKivimaeki 🇫🇮 653 189 3ms 3 Sep 2025 304th EnTerr 651 168 19ms 5 Jun 2024 305th namelessiw 650 208 502ms 16 Oct 2025 306th ovs-code 🇩🇪 644 116 32ms 1 Jun 2024 306th retrohun 644 116 35ms 7 Jun 2024 308th Shanethegamer 🇺🇸 642 216 485ms 7 Jun 2024 309th qpwoeirut 640 171 23ms 1 Oct 2025 310th MeWhenI 🇻🇦 639 255 6ms 10 Jun 2024 311th ahmetdemirag 🇨🇾 636 172 46ms 5 Feb 2025 312th Shanethegamer 🇺🇸 634 234 39ms 4 Oct 2024 313th MeWhenI 🇻🇦 632 186 27ms 10 Jun 2024 314th albanian-laundromat 629 174 57ms 33 hours ago 315th error256 627 238 4,683ms 15 Apr 2025 316th MeWhenI 🇻🇦 626 157 10ms 20 Jun 2024 317th Shanethegamer 🇺🇸 622 158 9ms 13 Jun 2024 318th albanian-laundromat 612 173 571ms 33 hours ago 319th MeWhenI 🇻🇦 611 219 7ms 10 Jun 2024 320th olleicua 🇺🇸 609 132 63ms 25 Feb 2025 First Prev 241–320 of 462 Next Last