What is home-assistant.io built with?

The ones that share most of its stack: heygen-com/hyperframes, remotion-dev/remotion, and DavidHDev/react-bits.

home-assistant.io is an HTML repo built with Sinatra and Astro. It makes its content with nokogiri. It has 46,673 written lines, with 4 test files.

Read on November 14, 2026, at commit 74567e0. Read it as markdown

The card says what it's built with. Its whole map opens it up: every part of the code and how it connects to the rest.

Frontend

Ordered by how much of its stack they share with home-assistant.io, then by stars.

heygen-comhyperframes
83.2k
Write HTML. Render video. Built for agents.
2 of 12 in common · TypeScript
remotion-devremotion
72.7k
🎥 Make videos programmatically with React
2 of 12 in common · TypeScript
DavidHDevreact-bits
51.8k
The largest open-source library of animated, interactive, and customizable React & Next.js components for building standout web products and experiences. Built for humans and AI agents.
2 of 12 in common · JavaScript
freeCodeCampdevdocs
39.6k
API Documentation Browser
2 of 12 in common · Ruby
rapid7metasploit-framework
39.3k
Metasploit Framework
2 of 12 in common · Ruby
anomalycoopentui
13.8k
OpenTUI is a library to build terminal user interfaces (TUI)
2 of 12 in common · TypeScript