ROT13 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 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 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 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 Knight 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 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 Knight 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 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 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 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 Chars Time 601st bac0id 602 138 10 Jan 2025 602nd juliansiebert 🇩🇪 601 82 1 Mar 2025 603rd Protothor 601 137 11 Jun 2025 604th dokutan 599 166 4 Feb 2025 605th arcpolaris 598 118 10 Jan 2025 606th emgordon154 596 143 3 Jan 2025 607th Shanethegamer 🇺🇸 595 108 8 Jan 2025 607th pardouin 🇫🇷 595 108 29 Jul 2025 609th Herbert00709 🇵🇱 594 110 5 Jan 2025 610th ikskuh 593 139 27 Jun 2025 611th MostParsingVex 592 153 5 Jan 2025 612th Yewzir 🇧🇪 592 208 6 Jan 2025 613th rbobillot 591 345 13 Jan 2025 614th msbranicky 589 169 1 Jun 2025 615th dbut2 🇦🇺 589 183 14 Jan 2025 615th yoshykai 589 183 10 Apr 2025 617th ikskuh 589 209 27 Jun 2025 618th c0d3-4-F00d 🇩🇪 588 111 9 Jan 2025 618th wansacis 🇩🇪 588 111 30 Jan 2025 620th two-bad 🇬🇧 588 140 22 Feb 2025 621st Maximizer02 588 145 10 Jan 2025 622nd ravnskjaer 🇩🇰 586 184 3 Jan 2025 623rd Yewzir 🇧🇪 585 142 6 Jan 2025 624th edsrzf 🇳🇿 584 148 9 Jul 2025 625th CheeseCake628 🇳🇴 583 97 20 May 2025 626th madex 🇩🇪 583 112 4 Jan 2025 626th Mandrzejy 🇵🇱 583 112 5 Jan 2025 628th Shanethegamer 🇺🇸 583 143 4 Jan 2025 629th emgordon154 581 93 24 days ago 630th dokutan 581 144 12 Feb 2025 631st martindotexe 🇳🇴 580 186 16 May 2025 632nd mousetail 🇳🇱 579 59 6 Feb 2025 633rd HumanoidCPU 579 95 1 Feb 2025 634th emgordon154 576 87 5 Jan 2025 635th HaxSam 576 143 27 Jun 2025 636th Ripick 576 146 15 Feb 2025 637th Shanethegamer 🇺🇸 576 177 3 Jan 2025 637th WatMan77 576 177 27 May 2025 639th Natanaelel 🇸🇪 574 62 11 Jul 2025 640th JunkIce 573 88 17 Jan 2025 641st gastropner 573 114 5 Jul 2025 642nd aksyristos 568 145 11 Jan 2025 643rd Schmitt-Very-Cool 568 190 15 Jan 2025 644th xyangst 560 147 14 Feb 2025 645th GolfingSuccess 🇬🇷 555 322 2 Jan 2025 646th janAkali 🇷🇺 553 152 18 Jan 2025 647th OllieBoyne 🇬🇧 549 103 9 Jan 2025 648th bac0id 549 119 10 Jan 2025 649th rucin93 🇵🇱 548 184 5 Jan 2025 650th Shanethegamer 🇺🇸 545 141 2 Jan 2025 651st Natanaelel 🇸🇪 541 39 9 Jan 2025 652nd MeWhenI 🇻🇦 541 91 10 Jul 2025 653rd Yewzir 🇧🇪 540 121 6 Jan 2025 654th Shanethegamer 🇺🇸 540 160 5 Jan 2025 655th dokutan 539 93 5 Feb 2025 656th Mabeloid 🇳🇴 538 105 7 Jan 2025 657th jbdrucker 538 153 24 Jan 2025 658th ikskuh 536 155 27 Jun 2025 659th shaneliu-zf 🇹🇼 535 101 30 May 2025 660th CarsonChr 🇺🇸 535 132 5 Jan 2025 660th tomh1012 535 132 3 days ago 662nd lukechampine 534 202 7 Jun 2025 663rd HumanoidCPU 533 189 1 Feb 2025 664th not-a-pokemon 531 123 18 Apr 2025 665th jared-hughes 528 107 7 Jan 2025 665th InigoK 🇺🇸 528 107 6 days ago 667th ikskuh 527 124 27 Jun 2025 668th MeWhenI 🇻🇦 526 122 6 Jan 2025 669th Shanethegamer 🇺🇸 522 96 1 Jan 2025 670th CheeseCake628 🇳🇴 520 97 20 May 2025 671st denballakh 519 109 13 Jan 2025 672nd msbranicky 519 208 6 Jan 2025 673rd cyrilboyer 🇫🇷 517 195 13 Jan 2025 674th DialFrost 🇸🇬 516 97 5 Jan 2025 675th olleicua 🇺🇸 515 64 9 Mar 2025 Prev 601–675 of 819 Next