Sites and apps similar to APIBuilderHQ include Bruno, which is open source with a free version. Other options are Postman, Insomnia REST Client, Hoppscotch and Tiger API Client. In total there are six API Clients like APIBuilderHQ for Mac, Windows, Linux, Chrome OS and self-hosting.
Lightweight open source API client offering offline API testing, local filesystem storage via plain text, version control compatibility with git, intuitive request management, privacy-first design, cross-platform support, minimal resource usage, and community-driven development.
United States
Postman is a collaborative platform for API development that provides extensive tools for designing, testing, and documenting APIs. It allows API verification through requests, automated testing via Collection Runner, and offers both free and paid plans, catering to individuals and teams.
United States
A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
United States
Hoppscotch is an open-source API development ecosystem. It helps you create your requests faster, saving you precious time on your development.
United States
Free, open source, git-native API client. A local-first, account-free Postman alternative with a built-in MCP server, SOAP/GraphQL, request chaining and performance runs.
France
EU
Zaku is a native Rust, local-first, open-source API client engineered for speed and productivity.
