Optic is an open-source tool that integrates with IDEs to provide OpenAPI linting, diffing, and testing capabilities. It helps teams prevent breaking changes and ensures accurate API documentation, enhancing the overall design and reliability of their APIs.
Funding
Funding not disclosed
+2Founders
Product
Problem
Maintaining accurate and up-to-date OpenAPI specifications is challenging, leading to discrepancies between API documentation and actual API behavior. This can result in broken integrations, developer confusion, and increased debugging efforts. Furthermore, preventing breaking changes in APIs requires careful monitoring and validation throughout the development lifecycle.
Solution
Optic is an open-source command-line interface (CLI) tool that integrates with existing development workflows to ensure API specifications remain accurate and consistent. It provides OpenAPI linting, diffing, and testing capabilities, enabling teams to detect and prevent breaking changes early in the development process. By capturing API traffic and comparing it against the OpenAPI spec, Optic automatically identifies discrepancies and suggests updates, streamlining the documentation process. The tool facilitates collaboration between developers, promotes API governance, and enhances the overall reliability of APIs.
Target Audience
Optic is designed for API developers, DevOps engineers, and architects who want to improve API quality, prevent breaking changes, and maintain accurate OpenAPI documentation.
Features
- **OpenAPI Diffing:** Detects breaking and non-breaking changes between different versions of an OpenAPI specification using Git branches, tags, or remote URLs.
- **API Contract Testing:** Captures API traffic from tests and compares it against the OpenAPI spec to verify accuracy.
- **Automated Documentation Updates:** Identifies discrepancies between API behavior and the OpenAPI spec, suggesting specific updates to the documentation.
- **Linting and Style Checking:** Enforces API design standards and best practices through configurable linting rules.
- **Continuous Integration (CI) Integration:** Provides template workflows for GitHub and GitLab to run Optic as a CI check, ensuring consistent API quality.
- **Rulesets:** Allows customization with pre-built or custom rulesets to enforce API standards, including breaking change prevention, spectral rule integration, and naming conventions.
- **Telemetry:** Collects anonymized usage data to improve the product, with an option to disable telemetry via environment variables.