Hugs and Kisses
Solve Tic-tac-toe on 14 Feb.
Pi Day
May the 4ᵗʰ Be with You
Solve Star Wars GPT or Star Wars Opening Crawl on 4 May.
How about Second Pi?
Independence Day
Solve United States on 4 Jul.
Happy Birthday, Code Golf
Solve any hole on 2 Oct.
Vampire Byte
Solve Vampire Numbers on 31 Oct.
Twelvetide
Solve 12 Days of Christmas during 25 Dec – 5 Jan.
[ 0 / 8 ] Date Specific
Like, Comment, Subscribe
Vote for (or against) an idea.
My God, It’s Full of Stars
Star the Code Golf repository.
Patches Welcome
Contribute a merged PR to the Code Golf repository.
[ 0 / 3 ] GitHub
Interview Ready
Solve Fizz Buzz.
Alchemist
Solve Game of Life in Elixir.
Alphabet Soup
Archivist
Solve ISBN in any three languages that predate ISBN.
Assembly Required
Solve Seven Segment in Assembly.
Bird Is the Word
Solve Levenshtein Distance in any three of AWK, Prolog, SQL, Swift, Tcl, or Wren.
Caffeinated
Solve any hole in any two of Civet, Java, or JavaScript.
COBOWL
Solve Ten-pin Bowling in COBOL.
Dammit, Janet!
ElePHPant in the Room
Solve any hole in PHP.
Emergency Room
Solve 𝑒 in R.
Evil Scheme
Solve Evil Numbers or Evil Numbers (Long) in Scheme.
Fish ’n’ Chips
Solve Poker in ><>.
Go Forth!
Solve any hole in both Go and Forth.
Going Postal
Solve United States in PA-SC-AL.
Happy-Go-Lucky
Solve Happy Numbers and Lucky Numbers in Go.
Hextreme Agony
Solve Hexdump in Hexagony.
Horse of a Different Color
Solve CSS Colors in BASIC.
Inception
Solve brainfuck in brainfuck.
Jeweler
Just Kidding
Solve any hole in both J and K.
Mary Had a Little Lambda
Solve λ in any three of Clojure, Coconut, Common Lisp, Haskell, or Scheme.
Off-the-grid
Solve Sudoku or Sudoku (Fill-in) in Hexagony.
Ouroboros
Solve Quine in Python.
Pangramglot
Solve Pangram Grep in languages whose combined names form a pangram.
Piña Colada
Solve any hole in Berry, Coconut, and Elixir.
S-box 360
Solve Rijndael S-box in any Microsoft language.
Simon Sed
Solve Look and Say in sed.
Solve Quine
Solve Quine
Sounds Quite Nice
Solve Musical Chords in any three of C, C#, D, or F#.
TeXnical Know-how
Solve any hole in TeX.
Tim Toady
Solve any hole in both Perl and Raku.
Typesetter
Under Pressure
Solve Pascal’s Triangle in Pascal.
Watt Are You Doing?
Solve SI Units in PowerShell.
X-Factor
[ 1 / 36 ] Hole/Lang Specific
Aged like Fine Wine
Leave a passing solution alone for one year.
Biohazard
Add a bio to your profile.
Black-box Testing
Solve an experimental hole. Or solve any hole in an experimental language.
Different Strokes
Solve any hole using different bytes and chars solutions.
Double-slit Experiment
Solve an experimental hole in an experimental language.
Polyglot
Solve any hole in a dozen different languages.
Polyglutton
Solve any hole in two dozen different languages.
Omniglot
Solve any hole in three dozen different languages.
Omniglutton
Solve any hole in four dozen different languages.
Real Programmers
Real programmers solve any hole in VimL while using the Vim keymap.
rm -rf
Delete a solution.
RTFM
Visit the About page.
Slowcoach
Fail any hole by exceeding the time limit.
Smörgåsbord
Solve a hole in each of the six categories.
Takeout
Export your Code Golf Data.
tl;dr
Submit a solution that is rejected for being too long.
[ 2 / 16 ] Miscellaneous
Hello, World!
Solve your first hole.
Fore!
Solve your fourth hole.
Up to Eleven
Solve your eleventh hole.
Baker’s Dozen
Solve your thirteenth hole.
The Watering Hole
Solve your nineteenth hole.
Blackjack
Solve your twenty-first hole.
Rule 34
Solve your thirty-fourth hole.
Forty Winks
Solve your fortieth hole.
DON’T PANIC!
Solve your forty-second hole.
Bullseye
Solve your fiftieth hole.
Gone in 60 Holes
Solve your sixtieth hole.
Cunning Linguist
Solve your sixty-ninth hole.
Phileas Fogg
Solve your eightieth hole.
x86
Solve your eighty-sixth hole.
Right On!
Solve your ninetieth hole.
Neunundneunzig Luftballons
Solve your ninety-ninth hole.
Centenarian
Solve your hundredth hole.
Busy Beaver
Solve your one hundred and seventh hole.
Disappearing Act
Solve your eleventy-first hole.
Five!
Solve your one hundred and twentieth hole.
[ 2 / 20 ] Total Holes
Big Brother
Earn 1,984 total points in either bytes or chars scoring.
It’s Over 9000!
Earn 9,001 total points in either bytes or chars scoring.
Twenty Kiloleagues
Earn 20,000 total points in either bytes or chars scoring.
Marathon Runner
Earn 42,195 total points in either bytes or chars scoring.
0xDEAD
Earn 57,005 total points in either bytes or chars scoring.
Overflowing
Earn 65,536 total points in either bytes or chars scoring.
Into Space!
Earn 100,000 total points in either bytes or chars scoring.