| 1. | | 2025/uellenberg – Ping pong prize (ioccc.org) |
| 2 points by jonnonz 3 months ago | past |
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| 2. | | Ping pong: A game that requires a C compiler to play (ioccc.org) |
| 3 points by thunderbong 3 months ago | past |
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| 3. | | 2025/cable – Best imaginary emulator (ioccc.org) |
| 3 points by kristianpaul 4 months ago | past |
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| 4. | | 29th IOCC Best imaginary emulator Award, the Subleq computer (2025) (ioccc.org) |
| 2 points by gbarletta 4 months ago | past |
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| 5. | | The 29th International Obfuscated C Code Contest (IOCCC) 2025 Winners (ioccc.org) |
| 430 points by matt_d 4 months ago | past | 99 comments |
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| 6. | | Diels-grabsch2: Self Hashing C Program (2019) (ioccc.org) |
| 10 points by icwtyjj 7 months ago | past | 3 comments |
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| 7. | | Obfuscated C – Wordle hard mode solver (ioccc.org) |
| 1 point by coldsunrays 7 months ago | past | 1 comment |
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| 8. | | SORTA FORTH-like stack language (1991) (ioccc.org) |
| 2 points by 1vuio0pswjnm7 11 months ago | past |
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| 9. | | 40th Anniversary International Obfuscated C Code Contest IOCCC28 Winning Entries (ioccc.org) |
| 2 points by matt_d on Aug 4, 2025 | past | 2 comments |
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| 10. | | Twenty Eighth International Obfuscated C Code Contest (ioccc.org) |
| 359 points by mdl_principle on Aug 3, 2025 | past | 102 comments |
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| 11. | | The International Obfuscated C Code Contest (ioccc.org) |
| 4 points by Alifatisk on Feb 28, 2025 | past |
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| 12. | | 'International Obfuscated C Code Contest' Will Relaunch (ioccc.org) |
| 1 point by belter on Jan 1, 2025 | past |
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| 13. | | IOCCC28, the 40th anniversary contest, is starting tonight (ioccc.org) |
| 9 points by fanf2 on Dec 29, 2024 | past |
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| 14. | | Implementing Tic-Tac-Toe Using Only Printf (ioccc.org) |
| 3 points by hasheddan on March 28, 2024 | past | 1 comment |
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| 15. | | The International Obfuscated C Code Contest (ioccc.org) |
| 4 points by Egoist on Sept 21, 2023 | past |
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| 16. | | The International Obfuscated C Code Contest (ioccc.org) |
| 1 point by quincepie on July 25, 2023 | past |
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| 17. | | The International Obfuscated C Code Contest (ioccc.org) |
| 3 points by pmoriarty on June 13, 2022 | past |
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| 18. | | Largest Small System Emulator (ioccc.org) |
| 13 points by graderjs on March 25, 2022 | past | 1 comment |
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| 19. | | Binary Lambda Calculus (2012) (ioccc.org) |
| 72 points by tosh on April 11, 2021 | past | 12 comments |
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| 20. | | Best of show – abuse of libc (ioccc.org) |
| 361 points by mooreds on Jan 8, 2021 | past | 77 comments |
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| 21. | | Best of show – Turing complete printf carlini (ioccc.org) |
| 1 point by rurban on Jan 7, 2021 | past |
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| 22. | | 27th International Obfuscated C Code Contest winners published (ioccc.org) |
| 212 points by beagle3 on Jan 5, 2021 | past | 45 comments |
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| 23. | | IOCCC 2020 Source Code Released (ioccc.org) |
| 5 points by jpegqs on Jan 2, 2021 | past |
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| 24. | | Previous IOCCC Winners (ioccc.org) |
| 1 point by interrupt_ on Sept 3, 2020 | past |
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| 25. | | World's smallest self reproducing program (1994) (ioccc.org) |
| 2 points by JDW1023 on Feb 15, 2020 | past |
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| 26. | | Who Won the 26th International Obfuscated C Code Contest (ioccc.org) |
| 2 points by mci on Oct 18, 2019 | past |
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| 27. | | Who Won the 26th International Obfuscated C Code Contest (ioccc.org) |
| 1 point by mci on Oct 15, 2019 | past |
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| 28. | | Winning Entries of the International Obfuscated C Code Contest 2019 (ioccc.org) |
| 1 point by s-macke on Oct 15, 2019 | past |
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| 29. | | Who Won the 26th International Obfuscated C Code Contest (ioccc.org) |
| 2 points by mci on Oct 15, 2019 | past |
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| 30. | | Most Functional Compiler (ioccc.org) |
| 80 points by lelf on Oct 14, 2019 | past | 5 comments |
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| More |
