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Bruno vs Insomnia

Insomnia is also open-source but stores collections as JSON; Bruno uses plain-text YAML for diff-friendly versioning.

Which to pick

Pick Bruno if you want…

  • Git-native API client
  • Offline-first API client
  • Integrations with Vault or Azure Key Vault (on Bruno's list, not Insomnia's)

Pick Insomnia if you want…

  • Collaborative AI-native API testing
  • Open-source API client
  • Integrations with Kong Konnect, OIDC or SAML (on Insomnia's list, not Bruno's)

Bruno is an offline-first, Git-friendly client with a simpler UI; Insomnia adds AI-native testing, enterprise security and Kong Konnect integration.

Side by side

What it is
Bruno:Bruno is an open-source, offline-first API client that stores collections as plain-text files in Git.
Insomnia:Insomnia is an open-source API client for designing, testing, debugging and mocking REST, GraphQL, gRPC, SOAP and WebSocket APIs.
Best for
Bruno:Git-native API client
Insomnia:Collaborative AI-native API testing
Who it’s for
Bruno:Developers and teams who need a secure, local-first API testing tool.
Insomnia:API developers, security-focused teams, and organizations needing collaborative API workflows.
Pricing
Bruno:Freemium
Insomnia:Freemium
Plans
Bruno:Open Source $0 · Pro $6user/month per month, billed annually · Ultimate $11user/month per month, billed annually
Insomnia:—
Open source
Bruno:Yes, 47,301 GitHub stars
Insomnia:Yes, 40,038 GitHub stars
Works with
Bruno:Vault, Azure Key Vault
Insomnia:Kong Konnect, OIDC, SAML, SCIM, Inso CLI

Bruno features

  • Git-native collections. Store API requests as YAML files in your repo, enabling diff, branch, and merge workflows.
  • No cloud sync. All data stays on the local machine; no account or login required.
  • Multi-protocol support. Send HTTP, REST, GraphQL, gRPC and WebSocket requests.
  • Secret manager integration. Connect to Vault, Azure Key Vault and AWS Secrets Manager for credentials.
  • Built-in terminal & scripting. Run JavaScript scripts and use an integrated terminal for automation.
  • Workspace & collection runner. Organize requests in workspaces and run entire folders of requests at once.

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.

Bruno vs Insomnia FAQ

Is Bruno or Insomnia free?+

Bruno has a free plan (Open Source) and paid plans. Insomnia has a free plan and paid plans.

Is Bruno or Insomnia open source?+

Yes, both are open source: Bruno (usebruno/bruno on GitHub, MIT license) and Insomnia (Kong/insomnia on GitHub, Apache-2.0 license).

Do Bruno and Insomnia integrate with the same tools?+

Their integration lists don't overlap: Bruno lists Vault and Azure Key Vault; Insomnia lists Kong Konnect, OIDC, SAML, SCIM and 1 more.

On DevHunt

Based on each tool's website and DevHunt data. Details may change; check the official sites.