Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.
Entry price
Quote on request
Quote onlyFree and open source
Open sourceWhat drives the bill
The metric that actually scales your invoice.
Enterprise quote-based licensing, typically annual and sized by concurrent runners plus authoring seats.
Free and open source. Microsoft also sells a hosted parallel-runner service; the library itself has no paid tier.
Free tier
Free trial.
Everything, self-hosted
Open source
Apache-2.0
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Emerging
Leapwork · since 2015
Category standard
Microsoft · since 2020
Strengths
Limitations
Best for
Enterprises where business users must own automation and Citrix or mainframe is in scope.
Teams that write their own tests and want the lowest-flake open-source option available.
All of these integrate with: Azure DevOps, Jenkins.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.