@lwc/engine-server
9.5.3 · 27 Oct 2026MIT173.6k / weekRepositoryHomepagenpmAtom feed
Upgrading @lwc/engine-server from 2.29.0 to 2.50.0
51 releases in betweennotes for 40
- 6+
- changes to make
- 0
- advisories fixed
- 27+
- new
- 49+
- fixes
Counted from 40 of 51 release notes. Advisories are counted from the advisory database, in full.
Before you upgrade
Tick each one off as you go- breaking2.49.1
- breaking2.45.3
- breaking2.35.2
- breaking2.32.1
- breaking2.32.1
- breaking2.31.5
Release by release
- new
Add enableLightningWebSecurityTransforms to rollup-plugin
- new
2.48.0 – 2.49.13 releases, nothing new or fixed; 2 without a note
- new
Add LWS flag & import babel plugins
- new
- new
compiler: Implement mechanism to gather internal metrics and logs
- new
engine-core: Optimize static elements with listeners
- fixed
engine-core: Fix lwc:external attribute handling
- fixed
rollup-plugin: Ensure dependencies are declared
- new
- fixed
engine-core: Execute scoped slot fragment in the slot owner's reactive observer
- fixed
- fixed
Add proxy-compat comment back to dist files
- fixed
- new
Pass LWC component name to wire adapters
- fixed
synthetic-shadow: Convert dev-only errors to logs
- fixed
wire-service: re-expose wire-service package
- fixed
CustomElementConstructorrendering elements out of order
- new
- new
Allow components to opt out of hydration validation
- fixed
Building perf benchmarks
- new
1 other line we could not sort, mostly version bumps
- 2.45.0
Revert "fix: implement stylesheet registration and disallow arbitrary…
42 internal lines (docs, tests, tooling) left out.