ROT13 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 601st LukeBridges 🇬🇧 649 134 10ms 8 Jan 2025 602nd dokutan 648 151 4ms 29 Apr 2025 603rd Sciman101 647 130 2ms 26 Mar 2025 604th snoozingnewt 🇺🇸 646 159 131ms 20 hours ago 605th emgordon154 645 120 8ms 12 Jan 2025 606th SirBogman 🇺🇸 645 277 52ms 21 Jan 2025 607th Shanethegamer 🇺🇸 644 110 347ms 6 Jan 2025 608th tayloia 🇬🇧 644 135 11ms 12 Jan 2025 609th emgordon154 644 188 1,692ms 11 Jun 2025 610th MeWhenI 🇻🇦 641 33 62ms 6 Jan 2025 611th frankgraziano 640 132 2ms 16 May 2025 612th KrausRaus 🇺🇸 640 136 10ms 3 Jan 2025 613th MostParsingVex 640 153 21ms 5 Jan 2025 614th DialFrost 🇸🇬 639 101 181ms 3 Jan 2025 615th CaedenHarper 🇨🇦 639 170 288ms 6 Jan 2025 616th ZakkkkAttackkkk 🇵🇭 638 102 18ms 6 Jan 2025 617th Shanethegamer 🇺🇸 637 97 260ms 24 May 2025 618th Protothor 635 137 10ms 11 Jun 2025 619th DialFrost 🇸🇬 632 87 7ms 11 Jan 2025 620th OllieBoyne 🇬🇧 632 103 10ms 9 Jan 2025 621st The3gs 630 161 177ms 25 Jan 2025 622nd BREMAUCY 🇫🇷 629 284 15ms 6 Aug 2025 623rd MeWhenI 🇻🇦 628 80 1,062ms 6 Jan 2025 624th CaedenHarper 🇨🇦 626 134 373ms 26 days ago 624th kmathis22 626 134 348ms 2 days ago 626th ikskuh 626 139 14ms 27 Jun 2025 626th alexsave 626 139 10ms 26 days ago 628th MostParsingVex 626 159 31ms 6 Jan 2025 629th kirjavascript 626 162 170ms 18 Mar 2025 630th Shanethegamer 🇺🇸 624 138 8ms 5 Jan 2025 631st grey0ut 622 79 285ms 9 Jan 2025 632nd KasperKivimaeki 🇫🇮 621 114 402ms 5 Jan 2025 632nd Shanethegamer 🇺🇸 621 114 442ms 6 Jan 2025 634th DialFrost 🇸🇬 621 135 512ms 24 Sep 2025 635th two-bad 🇬🇧 621 140 15ms 22 Feb 2025 636th Mabeloid 🇳🇴 620 105 12ms 7 Jan 2025 637th szymex73 🇵🇱 620 107 2ms 17 Jan 2025 638th MostParsingVex 618 100 141ms 7 Jan 2025 639th Mandrzejy 🇵🇱 618 135 376ms 5 Jan 2025 640th MeWhenI 🇻🇦 617 136 665ms 6 Jan 2025 641st jerrandolph 617 176 281ms 23 Sep 2025 642nd firewoods1978 615 108 2ms 9 Jan 2025 643rd the-zammers 615 167 174ms 2 Feb 2025 644th iczelia 🇩🇪 613 61 125ms 21 Sep 2025 645th pardouin 🇫🇷 613 161 96ms 25 Apr 2025 646th msbranicky 612 138 2ms 4 Jan 2025 647th edsrzf 🇳🇿 609 178 479ms 2 Mar 2025 648th jared-hughes 608 107 17ms 7 Jan 2025 649th HaxSam 608 143 16ms 27 Jun 2025 650th tatzyr 🇯🇵 606 81 226ms 5 Mar 2025 651st bac0id 604 138 423ms 10 Jan 2025 652nd Herbert00709 🇵🇱 603 110 5ms 5 Jan 2025 653rd Jacob385 603 139 352ms 5 days ago 654th emgordon154 603 143 39ms 3 Jan 2025 655th dokutan 603 166 4ms 4 Feb 2025 656th arcpolaris 600 118 323ms 10 Jan 2025 656th snoozingnewt 🇺🇸 600 118 328ms 20 hours ago 658th aksyristos 600 145 13ms 11 Jan 2025 659th snoozingnewt 🇺🇸 600 181 321ms 20 hours ago 660th juliansiebert 🇩🇪 599 82 258ms 1 Mar 2025 661st c0d3-4-F00d 🇩🇪 598 111 2ms 9 Jan 2025 661st wansacis 🇩🇪 598 111 2ms 30 Jan 2025 663rd Shanethegamer 🇺🇸 597 108 188ms 8 Jan 2025 663rd pardouin 🇫🇷 597 108 152ms 29 Jul 2025 665th denballakh 597 109 18ms 13 Jan 2025 666th Maximizer02 594 145 32ms 10 Jan 2025 667th madex 🇩🇪 593 112 2ms 4 Jan 2025 667th Mandrzejy 🇵🇱 593 112 2ms 5 Jan 2025 669th dbut2 🇦🇺 593 183 269ms 14 Jan 2025 670th sean-niemann 🇺🇸 592 109 180ms 11 days ago 671st FlorianCassayre 🇫🇷 592 110 12ms 14 Jan 2025 671st wobblybits 592 110 24ms 19 Aug 2025 673rd xyangst 592 147 9ms 14 Feb 2025 674th msbranicky 592 169 5ms 1 Jun 2025 675th rbobillot 591 345 841ms 13 Jan 2025 First Prev 601–675 of 907 Next Last