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Step CI vs Venom: catalog facts
Step CIVenom
Freemium

The open-source runner is free; the site also lists paid options and demos.

Free

Free and open source, maintained by OVHcloud.

Command line Windows, macOS, Linux, Command line
  • Tests REST, GraphQL, gRPC and SOAP in one format
  • Imports from OpenAPI, Postman and Insomnia
  • Tests are written as declarative files that are easy to review
  • Several executors including HTTP, scripts, web and IMAP
  • No graphical interface for manual requests
  • Requires Node.js or Docker to run
  • No graphical interface for building requests
  • Test file format takes some learning
Downloadable app Downloadable app
Open source Open source
License not stated License: Apache-2.0
Not stated if an account is needed No account needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.