About Yaws
Yaws (Yet Another Web Server) is an open-source web server designed to deliver dynamic content efficiently. It was developed by Claes (klacke) Wikström and is written in Erlang, a functional programming language.
How many people use Yaws
GitHub · npm
#39 of 59 Web servers we have counts for (of 91) · bars are GitHub stars across these neighbours; the category leader is Next.js at 142k · as of September 7, 2026
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Yaws#39 of 59 Web servers
Akka HTTP#38 of 59 Web servers
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How we audit Yaws
We measure the detected version against Yaws's release history and grade the surrounding stack with a Lighthouse-grade quality audit. Weak or outdated links weigh more - one risky dependency can pull the whole score down.
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