NGINX Rewrite Response Status Code Module Guide
by Danila Vershinin, March 20, 2026
Learn how to rewrite HTTP response status codes in NGINX using the rewrite_status module. Change upstream status codes conditionally without losing the response body — something native NGINX cannot do.
Read More...NGINX Request Cookies Filter Module
by Danila Vershinin, March 19, 2026
Learn how to filter, strip, rewrite, and add cookies in NGINX request headers before they reach your upstream servers. The request cookies filter module gives you fine-grained control over incoming cookies for privacy compliance, security hardening, and cache optimization.
Read More...NGINX CDN Loop Detection: Prevent Request Loops
by Danila Vershinin, March 14, 2026
Learn how to prevent infinite request loops in NGINX CDN and reverse proxy configurations using the loop detect module. This module implements RFC 8586’s CDN-Loop header to track request hops and automatically block runaway loops before they consume server resources.
Read More...NGINX JSON Var Module: Build Safe JSON Variables
by Danila Vershinin, March 10, 2026
The NGINX JSON Var module lets you compose NGINX variables into properly escaped JSON objects. Use them in responses, access logs, proxy headers, and more — anywhere NGINX variables work. A cleaner, safer alternative to hand-crafted JSON strings in your configuration.
Read More...Accept-Encoding Normalization in NGINX for Better Caching
by Danila Vershinin, March 1, 2026
Learn how to normalize Accept-Encoding headers in NGINX to prevent cache variant explosion. The compression-normalize module standardizes client compression preferences, dramatically improving proxy cache hit rates when using Vary: Accept-Encoding.
Read More...NGINX Combined Upstreams: Failover & Sticky Sessions
by Danila Vershinin,
Learn how to merge upstream server pools, implement cookie-based sticky sessions, build multi-cluster failover chains, and broadcast requests across backends using the NGINX Combined Upstreams module. Covers all directives, upstrand configuration, and status variables.
Read More...NGINX AWS S3 Proxy: Secure Module Guide
by Danila Vershinin, February 26, 2026
Learn how to use the NGINX AWS auth module to securely proxy requests to Amazon S3 without exposing IAM secret keys on your server. This guide covers installation, configuration, signing key rotation, and security best practices for the ngx_aws_auth module.
Read More...NGINX Reverse Proxy Ollama: Host Your Own Free LLM
by Danila Vershinin, February 25, 2026
Run your own ChatGPT alternative for free with Ollama or vLLM behind NGINX. This guide covers streaming-safe proxy configuration, authentication, rate limiting, and SELinux fixes for RHEL — all tested with real inference.
Read More...NGINX Query String Normalization with sorted-args Module
by Danila Vershinin, February 17, 2026
Improve NGINX cache hit rates by normalizing query string parameter order. The sorted-args module eliminates cache fragmentation caused by tracking codes, parameter reordering, and cache-busting parameters.
Read More...NGINX Tuning Module: Data-Driven Buffer Optimization
by Danila Vershinin, February 16, 2026
Stop guessing your NGINX buffer sizes and timeouts. The Tuning Advisor module collects real-time metrics from your production traffic and provides actionable configuration recommendations based on actual data—not assumptions.
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