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wxt-v0.21.3

wxt-dev/wxtwxt-v0.21.3Jul 31, 2026by github-actions[bot]

AI Summary

Adds an experimental option for the Rolldown bundler to handle Unicode characters and updates the development tooling stack.

Key Highlights

  • Add experimental.escapeUnicode option to Rolldown
  • Adopt Vite 8 for WXT development
  • Add support for publish-browser-extension v6
  • Replace multiple dependencies (open, prompts, async-mutex) with lighter alternatives

New Features

  • Provide experimental.escapeUnicode option to escape some unicode characters

Full Release Notes

[compare changes](https://github.com/wxt-dev/wxt/compare/wxt-v0.21.2...wxt-v0.21.3)

### 🚀 Features

- **rolldown**: Provide `experimental.escapeUnicode` option to escape some unicode characters ([#2537](https://github.com/wxt-dev/wxt/pull/2537))

### 📖 Documentation

- Update bundle size for 0.21 ([`574c3bd`](https://github.com/wxt-dev/wxt/commit/574c3bd90ac8cd2b32896e68557197e32a462706))
- Remove dangling "Remote Code" sidebar link ([#2532](https://github.com/wxt-dev/wxt/pull/2532))

### 🏡 Chore

- Add support for `publish-browser-extension` v6 ([`8dc8fa6`](https://github.com/wxt-dev/wxt/commit/8dc8fa6f5148e008a3843a0389d7c0ee1a2b8e5e))
- **deps**: Drop `import-meta-resolve` ([#2526](https://github.com/wxt-dev/wxt/pull/2526))
- **deps**: Replace `open` with `tiny-open` ([#2527](https://github.com/wxt-dev/wxt/pull/2527))
- **deps**: Replace `prompts` with `@topcli/prompts` ([#2528](https://github.com/wxt-dev/wxt/pull/2528))
- **deps**: Replace `async-mutex` with `superlock` ([#2529](https://github.com/wxt-dev/wxt/pull/2529))
- Use Vite 8 for WXT development ([#2540](https://github.com/wxt-dev/wxt/pull/2540))
- **deps**: Replace `ci-info`  with custom `isCI` function ([#2543](https://github.com/wxt-dev/wxt/pull/2543))
- **deps**: Replace `jszip` with `@aklinker1/zero-zip` ([#2538](https://github.com/wxt-dev/wxt/pull/2538))

### ❤️ Contributors

- [@rxliuli](https://github.com/rxliuli)
- [@suveshmoza](https://github.com/suveshmoza)
- [@aklinker1](https://github.com/aklinker1)