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IOCCC

International Obfuscated C Code Contest

Popular posts: 6
Total points: 1,715
HN comments: 410
Rank: #740 company

Visit ioccc.org → On Hacker News Jan 2014 – Jun 2026

Software Engineering 6 History & Retro Computing 5 Security & Privacy 1

Most points Most discussed Most cited Newest

1

The 29th International Obfuscated C Code Contest (IOCCC) 2025 Winners

2026430 points99 comments Software Engineering details

IOCCC Year 2025

2

Best of show – abuse of libc

2021361 points77 commentscited by 6Software Engineering details

printf machine. 2020 IOCCC entry carlini - Best of Show - abuse of libc

3

Twenty Eighth International Obfuscated C Code Contest

2025359 points102 comments Software Engineering details

IOCCC Year 2024

4

27th International Obfuscated C Code Contest winners published

2021212 points45 comments Software Engineering details

IOCCC Year 2020

5

An 8086 PC emulator in 4043 bytes

2014196 points60 commentscited by 3Software Engineering details

6

Best of Show: PDP-7 and PDP-11/40 emulation

2019157 points27 comments Software Engineering details