@sveltejs/adapter-bun@1.0.0
sveltejs/kit@sveltejs/adapter-bun@1.0.0Oct 1, 2026by github-actions[bot]
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AI Summary
The first stable release of the adapter for Bun, requiring Bun 1.4 and migrating the server build process to use Vite instead of a second `Bun.build` pass.
Key Highlights
- First stable release of the Bun adapter.
- Requires Bun 1.4.
- Server builds now use Vite instead of a second `Bun.build` pass.
- Production dependencies are now kept external.
Breaking Changes
- Require Bun 1.4.
- Build the server with Vite instead of a second `Bun.build` pass.
New Features
- Add a Bun-native adapter with static file serving and single-executable support.
Full Release Notes
### Major Changes - breaking: require Bun 1.4, which routes `HEAD` to `GET` handlers and settles `stop()` after a force close ([#16880](https://github.com/sveltejs/kit/pull/16880)) - breaking: build the server with Vite instead of a second `Bun.build` pass, keeping production dependencies external; `buildOptions` now only applies to executables ([#17120](https://github.com/sveltejs/kit/pull/17120)) ### Minor Changes - feat: add a Bun-native adapter with static file serving and single-executable support ([#16695](https://github.com/sveltejs/kit/pull/16695)) ### Patch Changes - fix: build apps that use server instrumentation ([#16898](https://github.com/sveltejs/kit/pull/16898)) - fix: always bundle dev dependencies ([#17210](https://github.com/sveltejs/kit/pull/17210)) - fix: bundle Svelte libraries listed in `dependencies` instead of externalising them ([#17234](https://github.com/sveltejs/kit/pull/17234)) - Updated dependencies: - @sveltejs/kit@3.0.0
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