PalindromemordnilaP 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 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 Bytes Time 601st h3ra993huskp 🇯🇵 504 191 27 Dec 2024 602nd madex 🇩🇪 502 84 1 Sep 2024 603rd snoozingnewt 🇺🇸 502 141 7 days ago 604th dbut2 🇦🇺 502 261 3 Sep 2024 605th LukeBridges 🇬🇧 498 142 3 Sep 2024 606th MeWhenI 🇻🇦 496 181 13 Jun 2025 607th snoozingnewt 🇺🇸 495 160 1 Sep 2024 608th Shanethegamer 🇺🇸 493 115 1 Sep 2024 609th HunterC14 493 155 21 Oct 2024 610th madex 🇩🇪 490 183 2 Sep 2024 611th Naitzirch 🇳🇱 484 158 3 Jul 2025 612th snoozingnewt 🇺🇸 478 185 15 days ago 613th junkondo-jp 475 149 15 Dec 2024 614th snoozingnewt 🇺🇸 475 189 11 days ago 615th rucin93 🇵🇱 475 251 5 Sep 2024 616th KatieLG 🇬🇧 475 292 1 Sep 2024 617th janAkali 🇷🇺 470 171 17 May 2025 618th R4z0rX 465 152 1 Sep 2024 619th DialFrost 🇸🇬 465 207 25 days ago 620th Apzyte-Gamer 463 165 28 Oct 2024 621st iczelia 🇩🇪 462 194 8 days ago 622nd two-bad 🇬🇧 454 156 4 Oct 2024 623rd CyberTapir 452 169 1 Sep 2024 624th ravnskjaer 🇩🇰 450 214 11 Sep 2024 625th snoozingnewt 🇺🇸 447 180 1 Sep 2024 626th msbranicky 443 269 1 Sep 2024 627th rollershutter 434 176 18 Nov 2024 628th ehulinsky 🇺🇸 430 122 3 Apr 2025 629th Yax42 🇫🇷 430 224 14 days ago 630th aksyristos 418 101 17 Nov 2024 631st MeWhenI 🇻🇦 412 260 13 Jun 2025 632nd bac0id 403 266 10 Jan 2025 633rd Jacob385 401 240 4 Sep 2024 634th zakariamouhid 397 178 14 Sep 2024 635th galloj 🇨🇿 396 101 4 Sep 2024 636th dokutan 395 155 1 Sep 2024 637th mathisfun271 392 195 3 Oct 2024 638th Giantnoodlemonster 365 246 27 Sep 2024 639th IISResetMe 364 127 17 Nov 2024 640th MeWhenI 🇻🇦 363 135 26 Sep 2024 641st Mikey-Beep 🇬🇧 354 193 13 Aug 2025 642nd AidanWalter 346 221 3 Jan 2025 643rd varhammer 🇷🇺 341 268 45 hours ago 644th snoozingnewt 🇺🇸 329 186 1 Sep 2024 645th timhaj 🇸🇮 320 239 19 Sep 2024 646th snoozingnewt 🇺🇸 307 209 1 Sep 2024 647th nephila-nacrea 🇬🇧 283 132 4 Sep 2024 648th KatieLG 🇬🇧 262 459 15 Sep 2024 649th bidger 261 369 20 Sep 2024 650th KatieLG 🇬🇧 259 460 15 Sep 2024 651st snoozingnewt 🇺🇸 241 444 13 days ago 652nd KatieLG 🇬🇧 200 401 15 Sep 2024 653rd KatieLG 🇬🇧 191 398 15 Sep 2024 654th KatieLG 🇬🇧 171 768 15 Sep 2024 655th KatieLG 🇬🇧 112 466 15 Sep 2024 656th Msleizak 🇫🇷 109 424 7 Feb 2025 657th KatieLG 🇬🇧 103 937 15 Sep 2024 658th KatieLG 🇬🇧 86 1,032 15 Sep 2024 659th dokutan 64 1,663 23 Apr 2025 660th dokutan 54 1,663 23 Apr 2025 661st darrenks 0 10 19 Apr 2025 661st lyphyser 0 10 25 May 2025 663rd 2bular 0 11 23 Mar 2025 663rd Natanaelel 🇸🇪 0 11 25 Mar 2025 663rd plcc0 0 11 5 May 2025 666th kg583 🇺🇸 0 14 12 Apr 2025 667th lyxal 🇦🇺 0 19 17 May 2025 668th plcc0 0 20 20 Mar 2025 669th GolfingSuccess 🇬🇷 0 28 13 Aug 2025 670th AlephSquirrel 0 49 1 Jul 2025 671st KatieLG 🇬🇧 0 50 9 Feb 2025 671st Shanethegamer 🇺🇸 0 50 29 May 2025 673rd ovs-code 🇩🇪 0 71 8 Jun 2025 674th GolfingSuccess 🇬🇷 0 75 5 Aug 2025 675th sean-niemann 🇺🇸 0 90 27 Apr 2025 First Prev 601–675 of 677 Next Last