WebExtendThe build tool for web extensions

Making web extension development simple, modern and efficient.

Declarative Entrypoints

Automatically parses entry files based on the file system, reducing manifest.json configuration burden

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Supports instant HMR, automatic browser opening and extension running

Automatically handles manifest.json configuration differences for easy multi-browser support

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ESM and TypeScript work out of the box, no extra configuration needed

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Freedom to use any frontend framework or library