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OpenSpeedTest is a browser-based HTML5 internet speed test that measures download, upload, ping, and jitter without Flash or Java. It works on phones, TVs, consoles, and computers. A free and open-source self-hosted server can be deployed, and a speed test widget can be embedded on websites or apps.
LibreSpeed is a free and open source speedtest that runs in the browser or can be self-hosted on a PHP, Golang, Rust or Node server. It is licensed under LGPL and measures download, upload, ping, and jitter without Flash, Java, or Websockets.
Open source voice chat software for low-latency group communication and self-hosted servers.
Trawl is a self-hosted scraping engine designed to bypass JavaScript challenges and CAPTCHAs including Cloudflare, Turnstile, reCAPTCHA, hCaptcha and GeeTest. It is positioned as an alternative to FlareSolverr and Byparr, and can serve as a drop-in replacement for *arr stack applications.
A DNS speed benchmarking tool that performs an A record lookup for the apex domain name from more than 200 locations worldwide. The lookup time serves as a benchmark of DNS provider performance in different regions and allows debugging of self-hosted DNS servers and testing of routing logic. Test result retention is up to 30 days.
LibreCrawl is a free, open-source SEO crawler offered as an alternative to Screaming Frog. It performs technical audits covering meta tags, schema markup, hreflang, social tags and PageSpeed metrics, and integrates Playwright for JavaScript rendering of single-page applications. The project is MIT-licensed and can be self-hosted, with CSV, JSON and XML exports. A REST API provides programmatic control of crawls.
