ISBN in JavaScript 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 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 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 76th Andrey-Plotnikov 796 93 9ms 21 Jun 2025 76th Protothor 796 93 9ms 9 Jul 2025 78th dylanarmstrong 779 95 9ms 12 Jan 2024 78th junkondo-jp 779 95 9ms 2 Jun 2024 80th BambooleanLogic 🇸🇪 771 96 9ms 20 Aug 2022 80th vroup 🇩🇰 771 96 9ms 2 Oct 2022 80th Ultra814 771 96 9ms 17 Aug 2025 80th tomh1012 771 96 9ms 14 days ago 84th dokutan 763 97 9ms 5 Jun 2025 84th iczelia 🇩🇪 763 97 9ms 26 Sep 2025 86th krcs 🇵🇱 755 98 9ms 2 May 2022 86th stefangimmillaro 755 98 9ms 12 Sep 2024 88th GeorgeStechman 🇬🇧 747 99 9ms 19 May 2022 88th vphoebe 747 99 9ms 25 May 2022 88th elisherer 🇮🇱 747 99 9ms 5 Jun 2022 91st fitzdotlol 🇺🇸 733 101 9ms 7 Mar 2022 91st mrxz 🇳🇱 733 101 10ms 23 Jun 2024 93rd ShiraJoseph 🇺🇸 725 102 10ms 28 Jan 2023 93rd itserasmus 725 102 9ms 17 Jan 2024 93rd eranws 725 102 9ms 23 Dec 2024 96th a6166231 🇨🇳 712 104 9ms 29 May 2025 97th alexsave 705 105 9ms 8 Nov 2024 97th acollett89 705 105 9ms 1 Aug 2025 97th LordSir101 705 105 9ms 16 Aug 2025 100th zakariamouhid 698 106 9ms 14 May 2023 101st BloodStormKnight 692 107 9ms 15 Oct 2022 101st LukeBridges 🇬🇧 692 107 11ms 8 Nov 2022 101st hacker112 🇸🇪 692 107 9ms 24 Jun 2024 104th xyangst 679 109 9ms 7 Oct 2024 105th mckymsh 673 110 9ms 17 Feb 2024 105th madex 🇩🇪 673 110 9ms 6 Jun 2024 105th madeforlosers 673 110 9ms 13 Sep 2024 105th gigaprofisi 🇺🇸 673 110 9ms 4 Sep 2025 109th SkimnerPhi 655 113 9ms 11 Mar 2022 109th msbranicky 655 113 9ms 8 Sep 2023 111th unfinishedprogram 632 117 10ms 3 Oct 2024 112th aliakseikalosha 627 118 9ms 8 Oct 2024 113th eiburns 583 127 9ms 12 Jan 2022 113th SpareManiKatti 583 127 9ms 19 Apr 2022 113th null-tangent 583 127 9ms 4 Aug 2022 113th Vaekor 583 127 9ms 9 Jul 2023 113th Lxkasmehl 583 127 9ms 17 Jul 2025 118th apokryfos 578 128 10ms 19 Aug 2023 119th MiranDaniel 🇨🇿 556 133 9ms 31 Aug 2023 119th snoozingnewt 🇨🇦 556 133 9ms 23 Sep 2023 121st AnnoyedArt1256 521 142 9ms 12 Jan 2022 122nd MyXoToD 🇩🇪 503 147 9ms 2 Jul 2024 123rd JOrE20 🇺🇸 484 153 9ms 4 days ago 124th misono-nobuhiro 443 167 9ms 15 Mar 2023 125th Florian-Mt 423 175 10ms 9 Jul 2024 126th kevinnaviapaiva 409 181 9ms 23 Jul 2025 127th WilleyOhana 389 190 10ms 19 Jan 2022 128th halp1 361 205 9ms 8 Apr 2022 129th KatieLG-Transpiler 🇬🇧 271 273 9ms 2 Jul 2022 130th csangos 220 337 9ms 5 Jan 2023 First Prev 76–130 of 130
