Hoppscotch
Lightweight, fast, and feature-rich API client for developers. Test, debug, and document APIs with ease in a clean, modern interface.
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A curated collection of the best open source alternatives to Testfully. Each listing includes a website screenshot along with a detailed review of its features.
Tools
Lightweight, fast, and feature-rich API client for developers. Test, debug, and document APIs with ease in a clean, modern interface.
Open tool profileThe open-source cross-platform API client for GraphQL / REST / WebSockets / SSE and gRPC. With Cloud / Local and Git storage. 31.3k
Open tool profileA powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing
Open tool profileAll-in-one platform for API testing, documentation, and collaboration, simplifying the entire API development lifecycle.
Open tool profileA modern, user-friendly API client that simplifies API testing and development with a clean interface and powerful features.
Open tool profileA modern API client offering local-only data storage, Git integration, plugin extensibility, and multi-protocol support for developers.
Open tool profileScalar is an open-source tool for building, customizing, and hosting interactive API documentation with OpenAPI support.
Open tool profileCreate, run, and share mock REST APIs without coding. Boost productivity with an intuitive interface and powerful features.
Open tool profileIntuitive, user-friendly CLI tool for making HTTP requests, debugging APIs, and testing web services with ease and efficiency.
Open tool profileOffline-first API workspace that unifies specs, docs, tests, and mocks in programmable Markdown blocks. Version control everything in plain text files.
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