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Venom vs Step CI: catalog facts
Venom	Step CI
Free Free and open source, maintained by OVHcloud.	Freemium The open-source runner is free; the site also lists paid options and demos.
Windows, macOS, Linux, Command line	Command line
Tests are written as declarative files that are easy to review Several executors including HTTP, scripts, web and IMAP	Tests REST, GraphQL, gRPC and SOAP in one format Imports from OpenAPI, Postman and Insomnia
No graphical interface for building requests Test file format takes some learning	No graphical interface for manual requests Requires Node.js or Docker to run
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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