Fast API compatibility reports for Go projects

OpenAPI breaking change detection CLI | API contract testing | prevent API breaking changes in CI/CD

GitHub Action: catch breaking API changes on every PR. Posts severity-graded comments with migration guides. 28 detection types.

Swagger UI plugin that highlights API changes inline: added, deleted, and updated operations, parameters, responses, and schema properties are marked directly in the Swagger UI, without leaving the docs.

API contract visualization tool that reconciles frontend intent, backend implementation, and runtime behavior — surfacing mismatches across your system boundaries.

🛡️ Automated API diffing and breaking-change detection for NestJS and Swagger.

Fork, push, and see Delimit catch breaking API changes in CI. Try it in 2 minutes.

Ready-to-use API monitoring configurations for Rumbliq — detect schema drift in third-party APIs

Live demo: Delimit Action catches 23 breaking changes across 27 detection types on a real PR.

Rust CLI and GitHub Action for semantic public API breakage checks

Catch OpenAPI breaking changes and security regressions locally or in CI, with terminal, SARIF, Markdown, JSON, and HTML reports.

Catch breaking OpenAPI changes before you merge: paste two specs, get a red/green breaking-vs-safe diff tree, in the browser.

Visualize and compare frontend intentions, backend implementations, and runtime behavior to reveal true API contract alignment.