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 147th sean-niemann 🇺🇸 900 98 28 Jan 2025 152nd MeWhenI 🇻🇦 900 143 29 Apr 2025 153rd ovs-code 🇩🇪 899 90 12 Sep 2024 153rd error256 899 90 14 Feb 2025 153rd primo-ppcg 🇹🇭 899 90 5 Apr 2025 153rd sean-niemann 🇺🇸 899 90 22 days ago 157th Shanethegamer 🇺🇸 899 146 20 Oct 2022 158th JayXon 🇺🇸 898 84 8 Nov 2024 158th pardouin 🇫🇷 898 84 8 Nov 2024 160th JayXon 🇺🇸 898 135 11 Nov 2023 161st jared-hughes 897 79 12 Jan 2022 161st ZakkkkAttackkkk 🇵🇭 897 79 9 Jun 2022 161st ovs-code 🇩🇪 897 79 29 Sep 2023 161st uttumuttu 🇫🇮 897 79 21 Dec 2023 161st neel11235813 897 79 25 Mar 2024 166th JayXon 🇺🇸 897 85 23 Jan 2024 166th pardouin 🇫🇷 897 85 26 Sep 2024 168th xnor-gate 897 125 11 Jan 2022 169th JayXon 🇺🇸 896 148 11 Nov 2023 170th ovs-code 🇩🇪 895 105 17 Feb 2024 171st plcc0 894 125 23 Mar 2025 172nd Shanethegamer 🇺🇸 893 87 20 Oct 2022 172nd JayXon 🇺🇸 893 87 25 Oct 2022 172nd Steffan153 🇫🇮 893 87 24 Feb 2024 172nd sean-niemann 🇺🇸 893 87 23 Mar 2025 176th DialFrost 🇸🇬 893 147 19 Nov 2024 176th Yewzir 🇧🇪 893 147 19 Dec 2024 178th JayXon 🇺🇸 892 98 19 Feb 2024 179th ovs-code 🇩🇪 891 85 27 May 2024 179th DialFrost 🇸🇬 891 85 22 Jun 2024 179th Steffan153 🇫🇮 891 85 15 Aug 2024 182nd AlephSquirrel 891 99 21 Jul 2023 182nd Seek64 🇩🇪 891 99 24 Sep 2024 184th JayXon 🇺🇸 891 111 21 May 2023 185th rucin93 🇵🇱 890 84 31 Oct 2024 185th sean-niemann 🇺🇸 890 84 31 Oct 2024 187th nwellnhof 🇩🇪 890 149 23 Jun 2023 188th canissimia 🇦🇶 889 61 18 Jul 2022 189th Steffan153 🇫🇮 889 91 20 Sep 2023 190th JayXon 🇺🇸 889 126 22 Jun 2024 191st Steffan153 🇫🇮 887 87 21 Aug 2024 192nd inventshah 887 106 7 Aug 2024 193rd kg583 🇺🇸 887 126 26 Oct 2024 194th lifthrasiir 🇰🇷 886 35 29 Nov 2024 195th ovs-code 🇩🇪 886 66 30 Oct 2024 196th janbehrens 🇩🇪 886 80 24 Nov 2022 196th DayDun 🇸🇪 886 80 22 Jan 2023 196th tayloia 🇬🇧 886 80 16 May 2023 196th voytxt 🇨🇿 886 80 4 Feb 2024 196th Salutations45 886 80 27 Nov 2024 196th emgordon154 886 80 16 Feb 2025 202nd GrayJoKing 🇦🇺 886 92 21 Jun 2024 203rd JayXon 🇺🇸 884 109 24 Jul 2024 204th clockworknazo 883 85 25 Mar 2023 205th sean-niemann 🇺🇸 883 99 21 Dec 2024 206th sisyphus-ppcg 🇦🇺 883 104 19 Jul 2022 206th m-tkach 🇺🇦 883 104 29 Mar 2023 206th UnderKoen 🇳🇱 883 104 20 Apr 2023 209th Steffan153 🇫🇮 882 95 8 Aug 2024 210th hallvabo 🇳🇴 882 100 11 Jan 2022 210th xsot 🇸🇬 882 100 21 Jul 2023 210th kg583 🇺🇸 882 100 2 Aug 2023 210th inventshah 882 100 3 Aug 2023 210th StefanHabel 🇨🇦 882 100 5 Sep 2023 210th neel11235813 882 100 9 Nov 2023 210th MeWhenI 🇻🇦 882 100 7 Dec 2023 210th lynn 882 100 21 Jun 2024 210th duckyluuk 🇳🇱 882 100 21 Jun 2024 210th DialFrost 🇸🇬 882 100 28 Jun 2024 210th Mukundan314 882 100 30 Apr 2025 221st Steffan153 🇫🇮 881 94 11 Dec 2023 222nd JayXon 🇺🇸 881 117 21 May 2023 223rd ScottHamper 881 149 26 Feb 2022 224th JayXon 🇺🇸 880 85 28 Oct 2024 225th edsrzf 🇳🇿 880 119 2 Mar 2025 Prev 151–225 of 1,397 Next