💎 Oldest diamonds (uncontested gold medals) in Collatz in chars. Achievements Cheevos Holes Languages Medals Miscellaneous Overall 💎 Diamond Deltas Most Tied 🥇 Golds Oldest 💎 Diamonds Oldest 🦄 Unicorns 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 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 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 All Bytes Chars Overall 💎 Diamond Deltas Most Tied 🥇 Golds Oldest 💎 Diamonds Oldest 🦄 Unicorns Scoring All Bytes Chars Language All ><> 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 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 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 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 # Golfer Hole Submitted 1st MeWhenI 🇻🇦 Collatz 5 May 2022 2nd lynn Collatz 5 May 2022 3rd Lydxn 🇨🇦 Collatz 6 May 2022 4th marshallward 🇺🇸 Collatz 10 May 2022 5th antimon2 🇯🇵 Collatz 10 Sep 2022 6th Lydxn 🇨🇦 Collatz 12 Sep 2022 7th canissimia 🇦🇶 Collatz 20 Feb 2023 8th ovs-code 🇩🇪 Collatz 7 Mar 2023 9th ovs-code 🇩🇪 Collatz 8 Mar 2023 10th Lydxn 🇨🇦 Collatz 1 Apr 2023 11th GrayJoKing 🇦🇺 Collatz 10 Aug 2023 12th GrayJoKing 🇦🇺 Collatz 1 Nov 2023 13th canissimia 🇦🇶 Collatz 25 Nov 2023 14th m-tkach 🇺🇦 Collatz 7 Dec 2023 15th Lydxn 🇨🇦 Collatz 17 Jan 2024 16th ovs-code 🇩🇪 Collatz 5 Aug 2024 17th khvdm Collatz 15 Sep 2024 18th jared-hughes Collatz 15 Dec 2024 19th pardouin 🇫🇷 Collatz 21 May 2025 20th m-tkach 🇺🇦 Collatz 22 Jun 2025 21st primo-ppcg 🇹🇭 Collatz 14 Aug 2025 22nd edsrzf 🇳🇿 Collatz 16 Aug 2025 23rd JayXon 🇺🇸 Collatz 14 Sep 2025 24th snoozingnewt 🇨🇦 Collatz 4 Dec 2025 25th KasperKivimaeki 🇫🇮 Collatz 10 Dec 2025 26th JayXon 🇺🇸 Collatz 23 Dec 2025 27th Mukundan314 Collatz 27 Dec 2025 1–27 of 27