// Archive
Brotli achieves 15-26% better compression than gzip on HTML, CSS, and JavaScript. This guide covers installing the NGINX Brotli module, configuring on-the-fly compression, pre-compressing static assets at level 11, and running Brotli alongside gzip.
zstd is the fastest compression algorithm for web servers today — but the nginx module that adds it had 22 bugs hiding inside, including a buffer overflow and silent data truncation at exactly 128 KB. We found them, fixed them, and built a CI pipeline to keep it that way. Here’s everything explained in plain language.