Eski is an undemanding mock server for developers and testers, that aims to abstract the complexities of coding a mock server into simple JSON configurations.

A customizable style validator to make sure your OpenAPI spec follows your organization's standards.

Swagger 2.0 and OpenAPI 3.0 command-line tool

Docker Scan is a Command Line Interface to run vulnerability detection on your Dockerfiles and Docker images

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

Mocks for microservice environments

The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation sandbox project 🚀

Stop half-done APIs! Cherrybomb is a CLI tool that helps you avoid undefined user behaviour by auditing your API specifications, validating them and running API security tests.

Black-box fuzzer that fuzzes APIs based on OpenAPI specification. Find bugs for free!

The ZAP by Checkmarx Core project

Integrated end-to-end testing framework written in Node.js and using W3C Webdriver API. Developed at @browserstack

Property based testing framework for JavaScript (like QuickCheck) written in TypeScript

Hurl, run and test HTTP requests with plain text.

Supercharge your API testing, catch bugs, and ensure compliance

The Essential Type Testing Tool.