API · JetBrains plugin
API Deprecation Header Companion
FreeAPI Deprecation Tooling
Gutter warning icon on any Java/Kotlin Spring MVC endpoint method marked @Deprecated whose body never sets a deprecation-related HTTP response header: RFC 9745 Deprecation, RFC 8594 Sunset, or the common non-standard X-Deprecated. The @Deprecated annotation only warns people reading or compiling the source; it tells real API consumers (a mobile app, a third-party integration, another te
The gap it fixes
Marking an endpoint @Deprecated is a source-level, IDE-only signal. Real API consumers never see Javadoc or compiler warnings — they only see what's actually on the wire. RFC 9745 and RFC 8594 exist precisely to close that gap, but nothing in the IDE flags a deprecated endpoint that forgot to actually set the header.
Facts and pricing
- Category
- API
- Pricing
- Free
- Platform
- IntelliJ-family
- First published
- 2026-08-25
- Marketplace ID
- #33796
- Repository
api-deprecation-header-companion- Growth
- New listing
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