Insomnia

Insomnia is a robust, open-source API client designed to streamline API design, debugging, testing, and mocking. It supports multiple protocols including GraphQL, REST, WebSockets, SSE, and gRPC, offering versatile storage options with Cloud, Local, and Git integration.

Insomnia is the open source alternative to:

Postman

Testfully

About Insomnia

Insomnia empowers developers to create, organize, and execute API requests efficiently across various protocols. Its intuitive design-first approach and built-in automation support rapid API development, live previews, and code generation. With local vaults, Git sync, and a diverse plugin ecosystem, it fosters collaborative and secure API workflows.

Key Features

Multi-protocol support: REST, GraphQL, gRPC, SOAP, WebSockets, SSE
Collaborative workflows with Git sync and local/cloud storage options
Integrated API design, debugging, and automated testing tools
Extensible through 350+ open source plugins
User-friendly interface with customizable themes

Pricing

Hobby

$0/Free

Perfect for individual developers or early-stage projects.

Features:

✓Essential API development tools
✓Single user access
✓Basic collaboration features

Pro

Per Seat

Ideal for teams looking for full-lifecycle API productivity.

Features:

✓Enhanced collaboration features
✓Advanced API testing and debugging
✓Team-based access control

Enterprise

Custom

Tailored for large organizations requiring robust API management solutions.

Features:

✓Enterprise-grade security & governance
✓Advanced RBAC, SSO, and dedicated support
✓Custom integrations and scalability options

Representation of core functionalities

Rendering mind map...

mindmap Insomnia Frontend Layer UI Components Request/Response Panes Editors Auth Body Headers Modals Viewers CodeMirror Integration Routes Hooks Context Providers Backend Layer Network Handling Authentication Certificates Protocol Handlers HTTP WebSocket gRPC Database Management Templating Engine Sync System Core Services Plugin System Import/Export Utilities Data Storage Options Local Vault Git Sync Cloud Sync Security Components Vault System E2EE Implementation Certificate Management Authentication Handlers External Services Git Repositories Cloud Storage Authentication Providers API Endpoints Key Technologies Electron React Node.js CodeMirror Protocol Libraries

This is the mind map that represents the core functionality of the application. It focuses on the key features and functionalities of the application and provides a visual representation of how they are interrelated.

Summary

Insomnia delivers an efficient, design-first solution for API development with robust multi-protocol support and collaborative features. Its comprehensive toolset, from automated testing to advanced scripting, bridges the gap between simplicity and powerful functionality, enabling developers to build high-quality APIs effortlessly.

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