A series of Nginx cheatsheets covering reverse proxy, load balancing, TLS, caching, and performance tuning.
Start with Cheatsheet 01 — Nginx Basics .
Cheatsheet: worker tuning, sysctl, connection limits, profiling.
Cheatsheet: SSE config, WebSocket proxy, buffering off, timeouts.
Cheatsheet: map, geo, GeoIP2, split_clients, perl/lua-style logic.
Cheatsheet: Lua hooks, access/content/body filters, Redis.
Cheatsheet: Dockerfile, compose, config templates, env substitution.
Cheatsheet: keepalived VIP, DNS failover, anycast, blue-green.
Cheatsheet: path/header routing, auth, rate limit, CORS, request transforms.
Cheatsheet: www to apex, http to https, mirror, A/B testing, error page.
Cheatsheet: error log levels, debug, strace, common error meanings.
Cheatsheet: full prod nginx.conf with TLS, security, perf, monitoring.