Track Bun breaking changes, release notes, and deprecations without living in update feeds.
Breaking.watch helps you follow Bun release notes, API changes, deprecations, and security updates from official sources.
Version bumps, deprecations, and runtime behavior changes are the main reasons people track these releases closely.
The changes that make Bun worth monitoring.
Version bumps, deprecations, and runtime behavior changes are the main reasons people track these releases closely.
The updates that usually matter are the ones that change API behavior, introduce migration work, retire old paths, or quietly shift security and auth expectations.
The roles that usually own the follow-up work.
- frontend developers
- backend developers
- platform engineers
The kinds of Bun updates people usually care about.
major version changes
The kind of update that is easy to ignore now and annoying to deal with later.
runtime behavior shifts
The kind of update that is easy to ignore now and annoying to deal with later.
deprecation notices
The kind of update that is easy to ignore now and annoying to deal with later.
tooling and ecosystem compatibility
The kind of update that is easy to ignore now and annoying to deal with later.
More services in Frameworks & Languages.
A few quick questions.
Read the full FAQHow do I keep up with Bun updates?
Breaking.watch helps you keep an eye on official Bun release sources without having to check them by hand all week.
What kinds of Bun updates matter most?
Usually the ones that change behavior, break compatibility, announce deprecations, or create follow-up work later.
Why not just read the Bun changelog myself?
You can. The problem is remembering to do it consistently across everything else your stack depends on.
Can I track Bun with related tools in the same category?
Yes. That is the whole point — keeping the tools that belong together in one place instead of scattered across a dozen tabs.