insomnia open source analysis
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Project overview
⭐ 37770 · TypeScript · Last activity on GitHub: 2026-01-06
GitHub: https://github.com/Kong/insomnia
Why it matters for engineering teams
Insomnia addresses the practical challenge of testing and interacting with diverse APIs in a unified environment, supporting GraphQL, REST, WebSockets, SSE and gRPC protocols. It is particularly suited for engineering teams focused on backend development, API design, and integration testing, offering a production ready solution that is stable and widely adopted. The tool's maturity is evident in its extensive feature set and cross-platform support, making it reliable for day-to-day API client needs. However, it may not be the best choice for teams requiring a lightweight or highly customisable CLI-only tool, as Insomnia prioritises a graphical interface and ease of use over minimalism or scripting flexibility.
When to use this project
Insomnia is a strong choice when teams need a comprehensive open source tool for engineering teams to explore and debug complex APIs with multiple protocols. Teams should consider alternatives if they require deep automation via CLI or integration into CI/CD pipelines where a GUI client is less practical.
Team fit and typical use cases
Backend engineers and API developers benefit most from Insomnia, using it to design, test and document APIs throughout the development lifecycle. It fits well in teams building products with diverse API architectures, including microservices and real-time communication, where a self hosted option for secure storage and collaboration is valuable.
Topics and ecosystem
Activity and freshness
Latest commit on GitHub: 2026-01-06. Activity data is based on repeated RepoPi snapshots of the GitHub repository. It gives a quick, factual view of how alive the project is.