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 Calendar 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 Tower of Hanoi 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 Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal

Bytes Chars

Hole	Golfer	Bytes	Time	Submitted
QR Decoder	TheZwierzLF	312	794ms	8 days ago
QR Decoder	snoozingnewt	191	568ms	6 Dec 2025
QR Decoder	Babafaba	240	742ms	29 Oct 2025
QR Decoder	dokutan	232	893ms	9 Sep 2025
QR Decoder	commandblockguy	228	538ms	1 Sep 2025
QR Decoder	GolfingSuccess	155	448ms	5 Aug 2025
QR Decoder	ovs-code	🥈 128	469ms	6 Jul 2025
QR Decoder	emgordon154	186	616ms	12 Apr 2025
QR Decoder	sean-niemann	153	471ms	9 Mar 2025
QR Decoder	CaedenHarper	228	715ms	19 Jan 2025
QR Decoder	AlephSquirrel	158	432ms	12 Jan 2025
QR Decoder	lifthrasiir	182	482ms	2 Dec 2024
QR Decoder	KatieLG	222	636ms	27 Oct 2024
QR Decoder	alemelis	249	556ms	23 Aug 2024
QR Decoder	Steffan153	148	540ms	31 Jul 2024
QR Decoder	kg583	179	871ms	17 Jul 2024
QR Decoder	pardouin	🥉 142	449ms	25 Jun 2024
QR Decoder	duckyluuk	185	561ms	23 Jun 2024
QR Decoder	MeWhenI	152	577ms	24 May 2024
QR Decoder	neel11235813	201	693ms	1 Apr 2024
QR Decoder	lynn	158	543ms	17 Feb 2024
QR Decoder	m42km	226	731ms	4 Feb 2024
QR Decoder	SirBogman	164	486ms	31 Jan 2024
QR Decoder	JayXon	💎 127	449ms	23 Jan 2024
QR Decoder	rucin93	234	730ms	21 Jan 2024
QR Decoder	msbranicky	311	761ms	16 Jan 2024