Mongrel is a fast HTTP server and library for Ruby web applications that was popular before being largely superseded by other solutions. Mongrel2 is a separate project offering a language-agnostic web server with advanced routing capabilities.
Categories: Web server
Official website: https://mongrel2.org
Mongrel is ranked #56 of 94 in Web server by website adoption.
WhatStack detects Mongrel by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.