Happy DOM
Capricorn86
π‘ Pick it when faster DOM tests and a broad browser-like API surface matter more than maximum jsdom compatibility.
Happy DOM is a JavaScript implementation of browser APIs for Node.js and other JavaScript runtimes. It targets testing, server-side rendering, and DOM...
Pros
- Often faster than jsdom for common DOM operations and test suites
- Includes browser-like APIs useful for component testing and SSR
- Supports multiple JavaScript runtimes and modern module environments
Cons
- Web-standard coverage and behavioral fidelity can differ from jsdom
- Some advanced browser APIs and edge cases remain incomplete
- Smaller ecosystem and less historical adoption than jsdom
Free, open source