Compare

Lets compare the features of WXT vs Plasmo (another framework) and CRXJS (a bundler plugin).

Overview

Features	WXT	Plasmo	CRXJS
Supports all browsers	✅	✅	✅ As of v2.0.0-beta.23
MV2 Support	✅	✅	🟡 Either MV2 or MV3
MV3 Support	✅	✅	🟡 Either MV2 or MV3
Create Extension ZIPs	✅	✅	❌
Create Firefox Sources ZIP	✅	❌	❌
First-class TypeScript support	✅	✅	✅
Entrypoint discovery	File based	File based	❌
Inline entrypoint config	✅	✅	Manifest based
Auto-imports	✅	❌	❌
Supports all frontend frameworks	✅	🟡 Only React, Vue, and Svelte	✅
Framework specific entrypoints (like Popup.tsx)	🟡 .html .ts .tsx	✅ .html .ts .tsx .vue .svelte	❌
Automated publishing	✅	✅	❌
Remote Code Bundling (Google Analytics)	✅	✅	❌
Dev Mode
.env Files	✅	✅	✅
Opens browser and install extension	✅	❌	❌
HMR for UIs	✅	🟡 React only	✅
Reload HTML Files on Change	✅	🟡 Reloads entire extension	✅
Reload Content Scripts on Change	✅	🟡 Reloads entire extension	✅
Reload Background on Change	🟡 Reloads entire extension	🟡 Reloads entire extension	🟡 Reloads entire extension
Respects Content Script run_at	✅	✅	❌ ESM-style loaders run asynchronously
Built-in Utils
Storage	✅	✅	❌
Messaging	❌	✅	❌
Content Script UI	✅	✅	❌