Hoppscotch

API Clients & Documentation
Hoppscotch screenshot
Visit

Hoppscotch is a lightweight, open-source API development platform designed to streamline the process of testing and debugging web services. It provides a comprehensive interface for sending HTTP requests, managing collections, and handling environment variables. The tool supports REST, GraphQL, and real-time communication protocols like WebSockets. It includes features for pre-request and post-request scripting, authorization management, and request history tracking.

Pricing
Free
Features
Open SourceSelf-hostedNo sign-up

Checked on Oct 19, 2026.


Alternative resources

Voiden.md

An offline-first, Git-native API client that integrates request testing and documentation into plain Markdown files.

FreeOpen SourceSelf-hosted

Bruno

A Git-native, local-first API client that stores collections as plain-text files directly within your project repository.

FreeFreemiumOpen Source

Mock Service Worker

API mocking library for JavaScript using Service Workers to intercept REST and GraphQL requests for testing and development.

FreeOpen Source