IOCCC 28: A Record-Breaking 23 Winners!

2025-08-04

After a four-year hiatus, the 28th International Obfuscated C Code Contest (IOCCC) returned with a bang, boasting a record-breaking 23 winning entries! The contest saw a significant increase in both the quantity and quality of submissions. Major improvements were made to the website, judging process, and tools, resulting in a streamlined judging period of just 33 days. Winning entries showcased impressive creativity, including the world's smallest LLM inference engine, an Intel 4004 emulator, and a diverse array of mind-bending code techniques. The organizers encourage continued participation and innovation for future contests.

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Development

IOCCC 28: 23 Mind-Bending Winners!

2025-08-03

After a four-year hiatus, the 28th International Obfuscated C Code Contest (IOCCC) is back with a bang! This year saw a record-breaking number of high-quality submissions, resulting in 23 winners—a new record. The winning entries showcased incredible creativity, including a tiny LLM inference engine, a quirky UTF-8 editor, and even a program emulating the Intel 4004 processor. The contest highlighted the remarkable skill of C programmers in the art of code obfuscation.

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Development