Apps similar to Insomnia REST Client include Bruno, which is open source with a free version. Other options are Postman, Yaak, HTTP Toolkit and Hoppscotch. You're spoiled for choice with API Clients like Insomnia REST Client: we list more than 100 alternatives for Windows, Mac, Linux, the web and self-hosting.
Used httpyac CLI tool underneath, which helps you execute _.http and _.rest files. This can be used to quickly execute a single *.http file, but also to execute all files in a folder. httpyac supports HTTP, Rest, GraphQL, WebSocket und gRPC...
The collaboration platform for building, documenting and testing APIs together.
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Powerful IDE to work with API. Harness the power of scenarios, autocompletion and syntax highlight for API development. Write tests, share code without leaving the comfortable development environment.
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Moesif is an error analysis and resolution tool for API driven services to gain deep visibility into how your errors occur in an increasingly complex world of many REST APIs and Microservices. The hosted service is built to log and analyze millions of API requests so you can...
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Milkman is a JavaFx-based workbench for crafting requests / responses. It is not limited to e.g. http (or more specifically rest) requests but can be extended in any imaginable way. It is optimized for fast startup and efficient workflow.
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HarborClient is a free, open-source desktop API client for macOS, Windows, and Linux. It gives you a familiar Postman-style workspace—collections, environments, request scripts, and a tabbed editor—while keeping your work on your machine or on storage you control.
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Hurl is a command line tool that runs HTTP requests defined in a simple plain text format. It can capture values, evaluate queries on headers and body response. It is very versatile: it can be used for both fetching data and testing HTTP sessions.
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Cartero is a graphical HTTP client that can be used as a developer tool to test web APIs and perform all kind of HTTP requests to web servers. It is compatible with any REST, SOAP or XML-RPC API and it supports multiple request methods as well as attaching body payloads to...
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