wxt-v0.21.4 runner-v0.1.3

high risk

CaviraOSS/LongMemoryAug 11, 2026 → Aug 11, 20260 days between releases

What's New

Migrated monorepo from PNPM to Bun and switched build tool to tsdown.

Breaking Changes

  • Migrating monorepo from PNPM to Bun breaks the build environment
  • Switching build tool to tsdown may require configuration adjustments

New Features

  • Added support for the Brave browser in KnownTarget type

Improvements

  • Standardized file existence checks to use pathExists
  • Added prettier-plugin-jsdoc for code formatting

Bug Fixes

  • Use obug for debug logs in runner

Upgrade Notes

You must migrate your monorepo from PNPM to Bun. The build tool has switched to tsdown, so check for configuration changes. Ensure your dependencies are compatible with the new Bun environment.

The Two Releases

wxt-v0.21.4

wxt v0.21.4

Aug 11, 2026· 2 months ago

A maintenance release that addresses regressions and optimizes dependencies. It fixes issues with configuration file handling and improves error tolerance in the build process. The release also updates browser fallbacks and Chrome types.

Full release notes
runner-v0.1.3

@wxt-dev/runner v0.1.3

Aug 11, 2026· 2 months ago

This release focuses on browser compatibility and infrastructure improvements. It adds support for the Brave browser and migrates the monorepo build system from PNPM to Bun. It also standardizes file existence checks and updates various dependencies.

Full release notes