RestfulBox is a plugin for IntelliJ-based IDEs that lets developers create, send, and inspect REST API requests within their development environment. It is intended for software developers who need an integrated REST client for API testing and debugging.
In the API design, testing & docs space, RestfulBox takes a focused approach. It focuses on testing and interacting with REST APIs directly inside IntelliJ-based development environments. RestfulBox is a B2B product aimed at developers using IntelliJ-based IDEs. RestfulBox is available on the web, macOS, Windows, and Linux.
JetBrains Marketplace builds and maintains RestfulBox, and it first shipped in 2026. Among its 4 catalogued features are REST requests, API testing, and request inspection.
Summary written by a language model from the project’s public pages.
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