New languages are released in a fairly ad-hoc manner. New holes target a monthy release schedule with new holes appearing on the first of the month. Exceptions can occur, for example the simpler Day of Week hole was released mid-month.
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7 days ago
Added the “Billiards” hole via 9a1fcec.
1 Nov 2024
Added the “Kaprekar Numbers” hole via 05d85ed.
23 Oct 2024
Added the “Kotlin” language via e2f6993.
1 Oct 2024
Added the “Card Number Validation” hole via 1fd2acf.
1 Sep 2024
Added the “PalindromemordnilaP” hole via db53e05.
22 Aug 2024
Added the “Scheme” language via a3cd66a.
11 Aug 2024
Added the “jq” language via 7bca306.
3 Aug 2024
Added the “Civet” language via ab98914.
1 Aug 2024
Added the “Polyominoes” hole via 9c742ac.
24 Jul 2024
Added the “Transpose Sentence” hole via 9802b2d.
1 Jul 2024
Added the “Zeckendorf Representation” hole via 5df895f.
1 Jun 2024
Added the “Reversi” hole via 0ff0d0e.
1 May 2024
Added the “N Queens” hole via 8d348ce.
13 Apr 2024
Added the “Factorial Factorisation” hole via 03472e3.
12 Mar 2024
Added the “Rockstar” language via 3e6f170.
29 Feb 2024
Added the “24 Game” hole via 74e8b74.
15 Jan 2024
Added the “Coconut” language via b66e4a0.
1 Jan 2024
Added the “Ascending Primes” hole via f5599de.
10 Dec 2023
Added the “Clojure” language via 79dcb1e.
1 Dec 2023
Added the “Farey Sequence” hole via 6bd24c1.
Added the “Mahjong” hole via 6bd24c1.
1 Nov 2023
Added the “DFA Simulator” hole via befe8fa.
8 Oct 2023
Added the “Berry” language via b5fc39d.
1 Oct 2023
Added the “Arithmetic Numbers” hole via 94068d3.
12 Sep 2023
Added the “Factor” language via 9a98efe.
1 Sep 2023
Added the “Rijndael S-box” hole via 8854248.
1 Aug 2023
Added the “ln 2” hole via c8fe7ef.
13 Jul 2023
Added the “Forth” language via 00db130.
30 Jun 2023
Added the “Gijswijt’s Sequence” hole via 13d2a54.
1 Jun 2023
Added the “Medal Tally” hole via 6e66587.
1 May 2023
Added the “Forsyth–Edwards Notation” hole via 9701f03.
16 Apr 2023
Added the “Janet” language via c29127d.
Added the “Day of Week” hole via bb9a7b4.
1 Apr 2023
Added the “SI Units” hole via 7f7664a.
12 Mar 2023
Added the “TeX” language via 9426e29.
1 Mar 2023
Added the “γ” hole via b1fc58d.
1 Feb 2023
Added the “Repeating Decimals” hole via 9d31f36.
4 Jan 2023
Added the “Maze” hole via ab5e373.
25 Dec 2022
Added the “OCaml” language via 68bebc5.
22 Dec 2022
Added the “Game of Life” hole via 70e87ab.
11 Dec 2022
Added the “R” language via 4dad4e3.
19 Nov 2022
Added the “Abundant Numbers (Long)” hole via b574dc5.
Added the “Inventory Sequence” hole via b574dc5.
Added the “Pernicious Numbers (Long)” hole via b574dc5.
29 Oct 2022
Added the “AWK” language via dbbab51.
Added the “Emirp Numbers (Long)” hole via c6a93a7.
13 Oct 2022
Added the “Dart” language via ce89eb5.
24 Sep 2022
Added the “Tcl” language via 03769f1.
9 Sep 2022
Added the “Wren” language via f7c0d8a.
6 Sep 2022
Added the “Evil Numbers (Long)” hole via 005aa4e.
Added the “Odious Numbers (Long)” hole via 005aa4e.
8 Aug 2022
Added the “Niven Numbers (Long)” hole via 2b98517.
3 Aug 2022
Added the “Proximity Grid” hole via ab7be37.
21 Jul 2022
Added the “GolfScript” language via 7ccb56c.
12 Jun 2022
Added the “BASIC” language via a64721b.
9 Jun 2022
Added the “Zodiac Signs” hole via 5f4cab9.
15 May 2022
Added the “Elixir” language via 52f641e.
12 May 2022
Added the “sed” language via effe372.
8 May 2022
Added the “Jacobi Symbol” hole via 1c7c5fa.
4 May 2022
Added the “Collatz” hole via a42a472.
1 May 2022
Added the “Hexdump” hole via c3bda58.
10 Apr 2022
Added the “Time Distance” hole via 8d5c78d.
26 Mar 2022
Added the “ASCII Table” hole via 69fd94c.
28 Feb 2022
Added the “Lucky Numbers” hole via 8fb09fc.
27 Feb 2022
Added the “D” language via fc3c0ef.
12 Feb 2022
Added the “Reverse Polish Notation” hole via 71cad37.
29 Jan 2022
Added the “Catalan Numbers” hole via 0c8ef68.
25 Jan 2022
Added the “Number Spiral” hole via f92bc83.
10 Jan 2022
Added the “ISBN” hole via 1e59551.
9 Jan 2022
Added the “K” language via ab1f804.
2 Jan 2022
Added the “Catalan’s Constant” hole via 1628145.
1 Jan 2022
Added the “C++” language via e431f15.
5 Dec 2021
Added the “Prime Numbers (Long)” hole via 56ae94b.
21 Nov 2021
Added the “Foo Fizz Buzz Bar” hole via fbf52e2.
14 Nov 2021
Added the “Prolog” language via 52d818c.
2 Nov 2021
Added the “Musical Chords” hole via 229fb25.
5 Oct 2021
Added the “Smith Numbers” hole via 3df5e00.
19 Sep 2021
Added the “Happy Numbers (Long)” hole via 428a369.
17 Sep 2021
Added the “QR Decoder” hole via 1978cdf.
3 Sep 2021
Added the “Fractions” hole via 6d99d16.
22 Aug 2021
Added the “Arrows” hole via e7c9e6a.
22 Jul 2021
Added the “VimL” language via 75cd798.
7 Jul 2021
Added the “Pascal” language via dfb678d.
29 May 2021
Added the “Assembly” language via babc6cb.
3 May 2021
Added the “Star Wars Opening Crawl” hole via e3ade9f.
1 May 2021
Added the “Van Eck Sequence” hole via 7b70234.
25 Apr 2021
Added the “Sudoku (Fill-in)” hole via db4bfba.
23 Mar 2021
Added the “Crystal” language via a3cbf07.
24 Jan 2021
Added the “Hexagony” language via 78f7023.
16 Jan 2021
Added the “Kolakoski Constant” hole via 1d9ce0d.
Added the “Kolakoski Sequence” hole via 1d9ce0d.
26 Dec 2020
Added the “Recamán” hole via 1ef979e.
24 Dec 2020
Added the “V” language via 74bbb70.
1 Dec 2020
Added the “Look and Say” hole via fe9bf4c.
25 Nov 2020
Added the “Emojify” hole via c38e23e.
11 Nov 2020
Added the “Levenshtein Distance” hole via 89fe682.
31 Oct 2020
Added the “><>” language via 4405e02.
30 Oct 2020
Added the “Vampire Numbers” hole via 96034b1.
24 Oct 2020
Added the “Zig” language via e3e56fe.
4 Oct 2020
Added the “Intersection” hole via 3858950.
29 Sep 2020
Added the “Tongue-twisters” hole via 5a831a7.
Added the “SQL” language via 9f96619.
26 Jul 2020
Added the “Leyland Numbers” hole via 90b0cc8.
24 Jul 2020
Added the “COBOL” language via 681846d.
21 Jun 2020
Added the “CSS Colors” hole via 3e971cc.
1 Jun 2020
Added the “PowerShell” language via 5a2068c.
9 May 2020
Added the “C#” language via b71f2ee.
Added the “F#” language via b71f2ee.
21 Apr 2020
Added the “Java” language via 6b791f5.
17 Apr 2020
Added the “Fortran” language via 4849dde.
15 Apr 2020
Added the “Go” language via 5feb18b.
14 Apr 2020
Added the “Lucky Tickets” hole via d386360.
28 Jan 2020
Added the “United States” hole via 08e4756.
12 Jan 2020
Added the “Swift” language via 93d765b.
3 Jan 2020
Added the “Rust” language via a9bbba9.
17 Nov 2019
Added the “Abundant Numbers” hole via fb227ed.
11 Jul 2019
Added the “Ordinal Numbers” hole via 4e38900.
17 Jun 2019
Added the “Rock-paper-scissors-Spock-lizard” hole via de9369a.
12 Jun 2019
Added the “Ten-pin Bowling” hole via 5348743.
25 May 2019
Added the “√2” hole via 14290db.
19 May 2019
Added the “Nim” language via 269ff68.
7 Apr 2019
Added the “brainfuck” language via 3cbc7cf.
28 Feb 2019
Added the “C” language via c960e70.
13 Jan 2019
Added the “Cubes” hole via c689b8a.
3 Dec 2018
Added the “Leap Years” hole via 2f87dea.
15 Nov 2018
Added the “Sudoku” hole via 1178818.
2 Sep 2018
Added the “Julia” language via 447121b.
8 Aug 2018
Added the “J” language via 00660df.
25 Jul 2018
Added the “Poker” hole via edd2828.
6 Jul 2018
Added the “Rule 110” hole via 646df41.
7 Jun 2018
Added the “λ” hole via 2080b94.
6 Jun 2018
Added the “Diamonds” hole via 834750b.
20 May 2018
Added the “Haskell” language via bd8e789.
3 May 2018
Added the “Niven Numbers” hole via 7b72ebc.
22 Mar 2018
Added the “Common Lisp” language via 827599e.
18 Feb 2018
Added the “Morse Decoder” hole via 5790715.
Added the “Morse Encoder” hole via 5790715.
27 Jan 2018
Added the “brainfuck” hole via 05e21ff.
10 Jan 2018
Added the “Divisors” hole via 922fb91.
7 Jan 2018
Added the “Lua” language via d83fcf9.
8 Dec 2017
Added the “12 Days of Christmas” hole via 079513e.
5 Dec 2017
Added the “Christmas Trees” hole via 30fc7c2.
30 Nov 2017
Added the “Pangram Grep” hole via 2dfbcfe.
28 Nov 2017
Added the “τ” hole via 31d18c8.
12 Nov 2017
Added the “Bash” language via a3ef71c.
11 Nov 2017
Added the “φ” hole via 0219147.
10 Nov 2017
Added the “Roman to Arabic” hole via 63510fc.
7 Nov 2017
Added the “Quine” hole via ee1742f.
31 Oct 2017
Added the “Happy Numbers” hole via ce2d6b9.
18 Oct 2017
Added the “Pernicious Numbers” hole via 63bad53.
Added the “Evil Numbers” hole via e71743f.
Added the “Odious Numbers” hole via e71743f.
8 Oct 2017
Added the “Sierpiński Triangle” hole via 35da66a.
Added the “Emirp Numbers” hole via aa9e81e.
4 Oct 2017
Added the “Prime Numbers” hole via ac9b179.
29 Sep 2017
Added the “Spelling Numbers” hole via 39ce198.
20 Sep 2017
Added the “𝑒” hole via bb1a117.
16 Sep 2017
Added the “Fibonacci” hole via 7475f08.
27 Aug 2017
Added the “Seven Segment” hole via 7d34727.
22 Jul 2017
Added the “Arabic to Roman” hole via b1d91b8.
16 Jul 2017
Added the “JavaScript” language via 07aa3ed.
15 Jul 2017
Added the “Python” language via b1d083d.
Added the “Pascal’s Triangle” hole via 26cf869.
6 Jul 2017
Added the “99 Bottles of Beer” hole via 15bc065.
2 Jul 2017
Added the “π” hole via 9cc775e.
14 Jun 2017
Added the “PHP” language via dc1b9a8.
12 Jun 2017
Added the “Raku” language via c5468f0.
8 May 2017
Added the “Ruby” language via 8029a96.