Wuffs

Wuffs (Wrangling Untrusted File Formats Safely) is a special-purpose programming language developed by Google, designed to be used to parse file formats.

It was briefly named Puffs (Parsing Untrusted File Formats Safely), before being renamed to Wuffs around 2017-11-30.

See also:
 * Naïve Image Formats
 * RAC

Links

 * https://github.com/google/wuffs