I have a header/body filter module that I have created that successfully modifies HTML as it passes through while being proxied by proxy_pass. client ---- NGINX proxy with filter --- html server I need to use information in an http POST to make decisions on how to modify the body. I see how to get parameters for a GET request. That information is available to me in r->args.data. Howby merlit64 - Nginx Mailing List - English