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Insomnia vs Voiden MD
Insomnia offers a GUI with plugins but stores data in its own format; Voiden uses plain text files in Git.
InsomniaOpen-source API client for REST, GraphQL and gRPC-2.png?width=96)
Voiden MD The Git-Native API Client (free, no login)Which to pick
Pick Insomnia if you want…
- Collaborative AI-native API testing
- Extensible API client with UI
- Open-source code (Kong/insomnia on GitHub, Apache-2.0 license)
- Integrations with Kong Konnect, OIDC or SAML (on Insomnia's list, not Voiden MD's)
Pick Voiden MD if you want…
- Git-native, offline API design & testing
- A free tool
- Integrations with Git, Markdown or Node.js (on Voiden MD's list, not Insomnia's)
Side by side
- What it is
- Insomnia:Insomnia is an open-source API client for designing, testing, debugging and mocking REST, GraphQL, gRPC, SOAP and WebSocket APIs.
- Voiden MD:Voiden.md is a free, open-source, Git-native API client that lets you design, test, and document APIs in plain Markdown with offline support.
- Best for
- Insomnia:Collaborative AI-native API testing
- Voiden MD:Git-native, offline API design & testing
- Who it’s for
- Insomnia:API developers, security-focused teams, and organizations needing collaborative API workflows.
- Voiden MD:Developers who want a local-first, version-controlled API workflow without cloud lock-in.
- Pricing
- Insomnia:Freemium
- Voiden MD:Free
- Open source
- Insomnia:Yes, 40,038 GitHub stars
- Voiden MD:—
- Works with
- Insomnia:Kong Konnect, OIDC, SAML, SCIM, Inso CLI
- Voiden MD:Git, Markdown, Node.js, GitHub Actions, GitLab CI, Claude, Codex
Insomnia features
- Design-first API editor. Create and preview OpenAPI specs in real time with live linting.
- Native API mocking. Generate dynamic mock responses from collections, specs or plain language.
- Automated testing at scale. Run unlimited collection tests with pre/post scripts and CI/CD integration via Inso CLI.
- Kong Konnect integration. Sync API catalog directly with Kong Konnect for up-to-date endpoint discovery.
- Collaboration & RBAC. Real-time project sharing, role-based access controls and unlimited collaborators per project.
- Flexible storage options. Store data locally, in Git, in the cloud, or hybrid with end-to-end encryption.
- Enterprise identity & security. SSO via OIDC/SAML, SCIM provisioning, SOC 2 compliance and enterprise SLAs.
- MCP client support. Test and debug MCP servers with AI-powered workflows.
Voiden MD features
- Executable API Docs. Run API requests directly inside Markdown files alongside documentation.
- LEGO-style HTTP Blocks. Compose requests from reusable endpoint, header, auth, and param blocks.
- Multi-Protocol Support. Test REST, WebSocket, gRPC, and GraphQL APIs in one workspace.
- MCP Agent Integration. Expose requests as AI-agent callable tools and run them via @voiden/mcp.
- CI/CD Runner. Execute .void files in Node.js environments, GitHub Actions, GitLab CI, etc.
- Advanced Auth & Plugins. Built-in support for Basic, Token, OAuth 1.0/2.0 and extensible plugins.
Insomnia vs Voiden MD FAQ
Is Insomnia or Voiden MD free?+
Insomnia has a free plan and paid plans. Voiden MD is free.
Is Insomnia or Voiden MD open source?+
Insomnia is open source (Kong/insomnia on GitHub, Apache-2.0 license). DevHunt has no public source repository on record for Voiden MD.
Do Insomnia and Voiden MD integrate with the same tools?+
Their integration lists don't overlap: Insomnia lists Kong Konnect, OIDC, SAML, SCIM and 1 more; Voiden MD lists Git, Markdown, Node.js, GitHub Actions and 3 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.