Wuffs is a memory-safe programming language (and a standard library written in that language) for Wrangling Untrusted File Formats Safely. Wrangling includes parsing, decoding and encoding. Example file formats include images, audio, video, fonts and compressed archives. It is "ridiculously fast". Per its benchmarks and other linked-to blog posts: It can decode bzip2 1.3x faster than /usr/bin/bzca