ReadyAPI is a low-code API testing platform for development teams that care about creating test automation across any workflow.

HyperTest is a no-code test automation tool that regresses all your APIs by auto-generating integration tests using your network traffic, also giving a way to reproduce these failures inside actual user-journeys.

Voiden is a developer-first API client with local storage, Git-integrated, all based on markdown + offline support.

Hand-crafted lightweight Rest Client for testing APIs. Supports collections, environments, git collaboration and local storage.

Requestly is an open-source tool that simplifies API development, testing, mocking, and integration for developers and QAs.

Puppeteer is a Node.js library which provides a high-level API to control Chrome/Chromium over the DevTools Protocol.