Insomnia API Client

Insomnia is an open-source desktop API client for designing, testing, and debugging HTTP and GraphQL APIs. Created in 2014 by Gregory Schier, acquired by Kong Inc. in October 2019. Kong is an API platform company founded in 2009 by Augusto Marietti and Marco Palladino. Serves over 1 million developers as a popular alternative to Postman. Key features: HTTP client: send GET, POST, PUT, PATCH, DELETE, HEAD, OPTIONS requests. Configure headers, query parameters, body (JSON, XML, form data, multipart, binary), and authentication. GraphQL: full query editor with syntax highlighting, autocomplete, schema introspection, and variable support. Design-first API development with OpenAPI editor. API design: visually design APIs using the OpenAPI Specification. Import existing OpenAPI/Swagger files. Generate documentation and mock servers. Environments: create multiple environments (development, staging, production) with variables. Switch between environments. Environment secrets for sensitive data. Organize requests into collections and folders. Response viewer: formatted JSON, XML, HTML, and raw response views. Timeline view showing full request and response details. Authentication: Basic Auth, Bearer Token, OAuth 1.0, OAuth 2.0, AWS IAM, NTLM. Pre-request scripts: run JavaScript before requests for dynamic values, token refresh. Automated testing: write test assertions in JavaScript. Run test suites. CLI (Inso): command-line tool for running tests, linting OpenAPI specs, CI/CD integration. Git sync: sync collections with Git repositories for version control. Mock servers: generate mock servers from API definitions. Documentation generation. JavaScript/Electron. Apache-2.0.