Number Spiral in all languages in chars. 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Erlang 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 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 Erlang 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 526th vroup 🇩🇰 555 146 29 Sep 2022 526th janbehrens 🇩🇪 555 146 9 Aug 2023 528th GolfingSuccess 🇬🇷 555 161 16 Aug 2024 529th GrayJoKing 🇦🇺 555 181 8 Mar 2023 530th MeWhenI 🇻🇦 553 177 12 Sep 2022 531st msbranicky 552 199 27 Jul 2023 532nd MeWhenI 🇻🇦 550 161 28 May 2023 533rd dokutan 548 163 1 Apr 2024 534th yzhs 🇩🇪 547 115 3 Jun 2022 534th RYNO8 547 115 25 Aug 2023 536th coreynash 547 148 27 Nov 2023 537th janbehrens 🇩🇪 547 162 2 Jul 2023 538th retrohun 547 228 1 Jan 2023 539th Yewzir 🇧🇪 545 158 15 Oct 2023 540th MeWhenI 🇻🇦 545 164 26 May 2023 541st MeWhenI 🇻🇦 545 229 12 May 2022 541st GolfingSuccess 🇬🇷 545 229 16 May 2022 541st Natanaelel 🇸🇪 545 229 19 May 2022 541st lynn 545 229 27 May 2022 541st inventshah 545 229 4 Jun 2022 541st sisyphus-ppcg 🇦🇺 545 229 8 Jul 2022 541st galloj 🇨🇿 545 229 25 Aug 2022 541st dokutan 545 229 5 Oct 2023 541st stefangimmillaro 545 229 15 Jul 2025 550th MeWhenI 🇻🇦 543 214 26 Jan 2022 551st Bubbler-4 542 116 28 Jan 2022 551st KasperKivimaeki 🇫🇮 542 116 5 Jul 2025 553rd klixel 🇨🇦 541 205 17 May 2023 554th MeWhenI 🇻🇦 540 56 26 Jan 2022 555th SirBogman 🇺🇸 540 112 20 Jan 2024 555th CaedenHarper 🇨🇦 540 112 14 Aug 2025 555th snoozingnewt 🇺🇸 540 112 7 days ago 558th Salutations45 540 150 9 Jan 2025 559th snobee 🇨🇦 540 204 12 Dec 2022 560th mathisfun271 538 117 15 Dec 2023 560th elgan65536 538 117 7 Mar 2024 562nd Natanaelel 🇸🇪 538 132 25 May 2022 563rd shinh 537 116 25 Jun 2022 564th Natanaelel 🇸🇪 537 151 26 Apr 2022 565th HumanoidCPU 537 184 29 Aug 2024 566th CaedenHarper 🇨🇦 533 118 14 Aug 2025 567th non-bin 530 153 26 Jun 2025 568th InigoK 🇺🇸 529 119 8 Jun 2023 569th msbranicky 529 243 15 Sep 2023 570th Ripick 527 212 11 Aug 2024 571st dokutan 526 159 1 Apr 2024 572nd janbehrens 🇩🇪 526 170 20 Jul 2022 573rd Alex-x90 🇺🇸 524 120 15 Sep 2023 573rd fourth-bit 524 120 8 Oct 2024 575th BambooleanLogic 🇸🇪 523 155 22 Aug 2022 576th angel-p57 🇯🇵 522 434 26 Nov 2023 577th KatieLG 🇬🇧 520 121 11 Dec 2022 577th betaveros 520 121 6 Jan 2023 579th Qruintrox 520 172 25 Jun 2023 580th zakariamouhid 519 156 5 Mar 2023 581st elgan65536 517 213 6 Mar 2024 582nd XenThe 🇬🇧 516 157 24 Jun 2025 583rd albanian-laundromat 515 190 9 Jul 2025 584th OmameBeans 515 197 27 Jun 2025 585th MeWhenI 🇻🇦 511 47 26 Jan 2022 585th greenstuartj 511 47 3 Aug 2023 585th jhfranklin 🇬🇧 511 47 29 Aug 2023 588th Herbert00709 🇵🇱 511 217 6 Jan 2025 589th janbehrens 🇩🇪 508 200 27 Feb 2022 590th edsrzf 🇳🇿 507 124 3 Sep 2025 591st dokutan 506 158 30 Aug 2025 592nd two-bad 🇬🇧 506 160 25 Feb 2024 593rd weliveinhell 🇭🇹 505 228 2 Oct 2023 594th ahmetdemirag 🇨🇾 503 125 24 Nov 2024 595th GolfingSuccess 🇬🇷 503 298 12 Mar 2023 596th neel11235813 502 299 14 Mar 2023 596th dokutan 502 299 1 Apr 2023 596th jmerle 🇳🇱 502 299 4 Jul 2023 599th MeWhenI 🇻🇦 502 363 22 Apr 2024 599th HumanoidCPU 502 363 28 Apr 2024 First Prev 526–600 of 1,654 Next Last