ISBN in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Maze Medal Tally 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Maze Medal Tally 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 450th fourth-bit 824 107 10 Jul 2024 450th fuzzylojik-golf 🇺🇸 824 107 19 May 2025 450th Shanethegamer 🇺🇸 824 107 24 May 2025 454th Mandrzejy 🇵🇱 824 114 13 Sep 2024 455th error256 822 66 8 May 2025 456th MeWhenI 🇻🇦 822 102 26 Nov 2023 457th Frowny 821 53 11 Jan 2022 458th annaproxy 821 94 19 Mar 2022 459th jared-hughes 821 200 18 Dec 2024 460th Shanethegamer 🇺🇸 820 93 16 Jan 2024 460th Yewzir 🇧🇪 820 93 22 Jun 2024 462nd MeWhenI 🇻🇦 820 101 23 May 2023 463rd Mandrzejy 🇵🇱 820 134 13 Sep 2024 464th btnlq 818 125 12 Jan 2022 465th prplz 🇦🇺 817 108 11 Jan 2022 465th galloj 🇨🇿 817 108 21 Sep 2022 465th TaserTheFox 🇺🇸 817 108 3 Apr 2023 465th jatloe 817 108 26 Aug 2024 469th madex 🇩🇪 817 115 10 Apr 2022 469th FragmentedCurve 817 115 22 Nov 2023 469th mathisfun271 817 115 5 Feb 2024 472nd primo-ppcg 🇹🇭 817 164 25 Jun 2022 473rd lynn 816 38 22 Jul 2022 473rd MeWhenI 🇻🇦 816 38 25 Aug 2022 473rd 5cw 🇺🇸 816 38 27 May 2024 476th Steffan153 🇫🇮 816 57 6 Jan 2023 476th Natanaelel 🇸🇪 816 57 13 May 2023 478th DialFrost 🇸🇬 816 118 27 Nov 2024 479th kg583 🇺🇸 816 157 13 Feb 2025 480th h3ra993huskp 🇯🇵 816 161 7 Jan 2024 481st itsh01 815 87 13 Mar 2022 481st AlephSquirrel 815 87 15 Feb 2023 481st danielphilpottwork 815 87 20 Dec 2023 481st Attero 🇸🇪 815 87 22 Dec 2023 485th sean-niemann 🇺🇸 815 163 30 Aug 2023 485th Yewzir 🇧🇪 815 163 7 Feb 2024 487th janbehrens 🇩🇪 814 103 2 Jul 2023 488th Irratix 🇳🇱 814 135 14 May 2022 489th scpchicken 🇵🇼 812 55 13 Mar 2022 490th MeWhenI 🇻🇦 810 116 5 Jul 2024 491st janlelis 809 67 11 Jan 2022 491st stefangimmillaro 809 67 26 Dec 2024 493rd chunes3 🇺🇸 809 100 15 Sep 2023 493rd Natanaelel 🇸🇪 809 100 8 Dec 2023 495th jotslo 🇬🇧 809 107 17 Jul 2022 496th ZakkkkAttackkkk 🇵🇭 809 109 23 Feb 2022 496th cefqrn 809 109 24 Dec 2022 496th AlexanderFair 809 109 11 Jul 2023 496th firegene 🇮🇪 809 109 18 Jan 2024 496th PixelSoftwareStudios 🇺🇸 809 109 6 Jul 2024 496th andrewjc2000 809 109 9 Mar 2025 502nd Shanethegamer 🇺🇸 808 136 20 Apr 2022 503rd dokutan 806 130 21 Jun 2024 504th Ripick 805 121 11 Jul 2024 505th ScottHamper 804 96 26 Feb 2022 505th stefangimmillaro 804 96 5 Jan 2023 505th bojernico 804 96 6 Apr 2023 508th m-tkach 🇺🇦 803 117 11 Jan 2022 509th typeswitch-dev 🇵🇹 803 121 14 Aug 2023 510th Yewzir 🇧🇪 803 185 21 May 2024 511th scpchicken 🇵🇼 802 58 22 Feb 2023 512th mtirado1 802 108 6 May 2023 513th btjones0 802 110 25 Jan 2022 513th adamnielson42 🇺🇸 802 110 25 Apr 2023 513th sultan 802 110 24 Feb 2024 513th fgrosshans 🇫🇷 802 110 16 Jul 2024 513th cros107 802 110 9 Jan 2025 518th m-tkach 🇺🇦 802 137 15 Jan 2022 518th sean-niemann 🇺🇸 802 137 3 Feb 2024 520th MeWhenI 🇻🇦 801 137 12 Sep 2022 521st cbrt-x 801 164 16 Jan 2022 522nd Shanethegamer 🇺🇸 800 159 20 Jul 2023 523rd emgordon154 800 234 18 Apr 2025 524th akshatj27 🇦🇶 798 68 10 Jan 2022 524th SirBogman 🇺🇸 798 68 19 May 2022 Prev 451–525 of 1,408 Next