QR Decoder in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 81st JayXon 🇺🇸 833 230 1,668ms 2 days ago 82nd Steffan153 🇫🇮 832 100 399ms 26 Feb 2026 83rd SirBogman 🇺🇸 831 108 25ms 31 Jan 2024 83rd sean-niemann 🇺🇸 831 108 18ms 9 Mar 2025 85th MeWhenI 🇻🇦 830 193 27ms 27 Feb 2024 86th Shanethegamer 🇺🇸 829 253 111ms 29 Apr 2025 87th IanUtley 829 335 22ms 20 Dec 2022 88th MeWhenI 🇻🇦 827 203 1,021ms 28 Feb 2024 89th typeswitch-dev 🇵🇹 827 205 5ms 28 Aug 2023 90th Irratix 🇳🇱 822 119 10ms 6 May 2022 90th vlpx 🇫🇮 822 119 11ms 1 Aug 2024 92nd sean-niemann 🇺🇸 821 151 434ms 11 Aug 2024 93rd canissimia 🇦🇶 821 316 16ms 2 May 2022 94th Steffan153 🇫🇮 819 129 1ms 11 Aug 2024 95th MeWhenI 🇻🇦 817 364 25ms 30 Sep 2021 96th Steffan153 🇫🇮 816 176 123ms 11 Aug 2024 97th UnderKoen 🇳🇱 816 593 4ms 11 Nov 2024 98th GolfingSuccess 🇬🇷 815 102 408ms 25 Jan 2025 99th nwellnhof 🇩🇪 815 391 56ms 9 Jul 2022 100th MeWhenI 🇻🇦 814 270 4ms 17 Oct 2021 101st sean-niemann 🇺🇸 813 152 482ms 17 Jul 2025 102nd sean-niemann 🇺🇸 812 130 1ms 11 Aug 2024 103rd kg583 🇺🇸 811 286 85ms 20 days ago 104th MeWhenI 🇻🇦 811 290 31ms 6 Jun 2023 105th btnlq 810 107 313ms 3 Oct 2021 106th scpchicken 🇵🇼 810 232 119ms 5 days ago 107th sean-niemann 🇺🇸 808 103 429ms 9 Mar 2025 108th primo-ppcg 🇹🇭 808 531 10ms 20 Jun 2025 109th Steffan153 🇫🇮 807 153 66ms 11 Aug 2024 110th MeWhenI 🇻🇦 807 212 14ms 7 Jan 2025 111th Steffan153 🇫🇮 805 154 444ms 11 Aug 2024 112th Irratix 🇳🇱 801 112 21ms 7 May 2022 112th plcc0 801 112 17ms 20 Feb 2026 114th MeWhenI 🇻🇦 801 145 418ms 19 Jun 2025 115th annaproxy 800 347 118ms 18 Sep 2023 116th MeWhenI 🇻🇦 797 146 5ms 28 Feb 2024 117th MeWhenI 🇻🇦 796 204 155ms 28 Feb 2024 118th MeWhenI 🇻🇦 795 165 471ms 7 Nov 2025 119th kg583 🇺🇸 794 113 17ms 22 Oct 2023 119th lifthrasiir 🇰🇷 794 113 25ms 16 Nov 2024 121st nwellnhof 🇩🇪 794 193 345ms 24 Sep 2021 122nd jared-hughes 788 134 2ms 30 Jan 2023 123rd stefangimmillaro 786 221 40ms 31 Jul 2023 124th sean-niemann 🇺🇸 784 148 457ms 11 Aug 2024 124th Steffan153 🇫🇮 784 148 446ms 11 Aug 2024 126th jared-hughes 782 158 61ms 30 Jan 2023 127th MarcMush 🇫🇷 781 102 775ms 14 Jan 2024 128th namelessiw 781 168 447ms 15 Nov 2025 128th Steffan153 🇫🇮 781 168 346ms 11 Feb 2026 130th lynn 780 241 121ms 3 Feb 2023 131st emgordon154 780 398 1,442ms 4 Oct 2025 132nd sean-niemann 🇺🇸 776 169 443ms 24 Sep 2025 133rd duckyluuk 🇳🇱 774 116 20ms 29 Aug 2024 134th namelessiw 774 150 440ms 11 Aug 2024 135th GrayJoKing 🇦🇺 770 92 172ms 30 Sep 2021 136th kg583 🇺🇸 770 108 540ms 20 Feb 2024 136th lifthrasiir 🇰🇷 770 108 559ms 2 Dec 2024 138th adyache 🇺🇸 770 208 62ms 28 Aug 2023 139th sean-niemann 🇺🇸 769 191 2ms 4 Jul 2025 140th MeWhenI 🇻🇦 768 187 121ms 28 Feb 2024 141st pardouin 🇫🇷 766 126 1,637ms 14 Aug 2025 142nd MeWhenI 🇻🇦 765 138 1ms 5 Jul 2024 143rd rucin93 🇵🇱 764 128 9ms 3 days ago 144th Yax42 🇫🇷 764 152 435ms 24 Nov 2025 145th MeWhenI 🇻🇦 763 189 40ms 28 Feb 2024 146th lifthrasiir 🇰🇷 760 84 2ms 6 Dec 2024 147th emplv 🇱🇻 760 153 5ms 10 Jan 2023 148th MeWhenI 🇻🇦 760 223 3ms 20 Jul 2023 149th Yax42 🇫🇷 758 173 429ms 17 Dec 2025 150th MeWhenI 🇻🇦 754 128 1,580ms 14 Nov 2022 151st ovs-code 🇩🇪 754 140 1ms 10 Jul 2024 152nd acotis 754 229 189ms 31 May 2025 153rd ovs-code 🇩🇪 753 164 446ms 10 Jul 2024 154th primo-ppcg 🇹🇭 752 104 3ms 22 May 2022 155th Natanaelel 🇸🇪 751 85 2ms 12 Jan 2025 156th MeWhenI 🇻🇦 750 188 367ms 28 Feb 2024 157th MeWhenI 🇻🇦 749 165 450ms 28 Feb 2024 158th rotary-o 🇯🇵 749 175 400ms 8 May 2023 159th MeWhenI 🇻🇦 745 233 40ms 13 May 2023 160th CornerMercury 🇬🇧 742 121 18ms 1 Dec 2025 First Prev 81–160 of 529 Next Last