⚠️ Breaking Change
Impact Score: 7/10
Bun v0.6.8
Source available — automated, not human-reviewed
Component: bun · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
Breaking-change evidence from the source
[breaking][bun:sqlite] `.values()` returns `[]` instead of `null` by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3219
⚡ Executive Summary (TL;DR)
Bun bun-v0.6.8. Source highlight: **Read Bun v0.6.8's release notes on Bun's blog**
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚠️ Breaking Changes & Deprecations (1)
- [breaking][bun:sqlite] `.values()` returns `[]` instead of `null` by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3219
✨ New Features & Capabilities (3)
- Add test case for bundler
- add a test for lodash-es
- docs: add missing right parenthesis in example code
⚡ Performance & Enhancements (2)
- improve stream types
- Improve types for mocks
🔧 Bug Fixes & Patches (5)
- [Transpiler] Fix normalizing \r\n in tagged template string literals
- [transpiler] Fix new length for raw template contents
- Fix to retain a newline after removing a package
- [install] fix life cycle scripts execution
- Fixes #3206
📄 View Raw Release Notes (Original Developer Log)
**[Read Bun v0.6.8's release notes on Bun's blog](https://bun.sh/blog/bun-v0.6.8)**
To install:
```bash
curl https://bun.sh/install | bash
# or you can use npm
# npm install -g bun
```
To upgrade:
```bash
bun upgrade
```
## What's Changed
* [tests] prisma tests by @cirospaciari in https://github.com/oven-sh/bun/pull/3197
* make hardcoded -> make esm + document needing bun to build bun by @paperdave in https://github.com/oven-sh/bun/pull/3188
* Add test case for bundler by @paperdave in https://github.com/oven-sh/bun/pull/3186
* [Transpiler] Fix normalizing \r\n in tagged template string literals by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3209
* `removeAllListeners` return `this` by @dylan-conway in https://github.com/oven-sh/bun/pull/3208
* Implement `Bun.password` and `Bun.passwordSync` by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3204
* [transpiler] Fix new length for raw template contents by @dylan-conway in https://github.com/oven-sh/bun/pull/3215
* allow `v` flag in regexp literal by @dylan-conway in https://github.com/oven-sh/bun/pull/3213
* add a test for lodash-es by @paperdave in https://github.com/oven-sh/bun/pull/3217
* Bun.passwordSync -> Bun.password.{method}Sync by @colinhacks in https://github.com/oven-sh/bun/pull/3228
* put exact zig version in development docs by @paperdave in https://github.com/oven-sh/bun/pull/3229
* Docs for `Bun.password` and ws publish by @colinhacks in https://github.com/oven-sh/bun/pull/3227
* console.log(Buffer.from('a')) -> `Buffer(1) [...` instead of `Uint8Array(1) [...` by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3220
* [breaking][bun:sqlite] `.values()` returns `[]` instead of `null` by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3219
* improve stream types by @paperdave in https://github.com/oven-sh/bun/pull/3240
* replace `sudo` usage in GitHub Actions by @alexlamsl in https://github.com/oven-sh/bun/pull/3254
* docs: add missing right parenthesis in example code by @jamesliu96 in https://github.com/oven-sh/bun/pull/3245
* Fix to retain a newline after removing a package by @ytakhs in https://github.com/oven-sh/bun/pull/3231
* Implement mocks in bun:test by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3252
* Improve types for mocks by @colinhacks in https://github.com/oven-sh/bun/pull/3261
* [install] fix life cycle scripts execution by @alexlamsl in https://github.com/oven-sh/bun/pull/3235
* Fixes #3206 by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/3262
* `toMatchObject` and some asymmetric matchers by @dylan-conway in https://github.com/oven-sh/bun/pull/3260
* [docs] update implemented matchers by @dylan-conway in https://github.com/oven-sh/bun/pull/3264
## New Contributors
* @jamesliu96 made their first contribution in https://github.com/oven-sh/bun/pull/3245
* @ytakhs made their first contribution in https://github.com/oven-sh/bun/pull/3231
**Full Changelog**: https://github.com/oven-sh/bun/compare/bun-v0.6.7...bun-v0.6.8