Datree is a git-based policy engine.
It allows engineering teams to automatically enforce coding standards and security policies directly within their git workflow.

Datree connects with GitHub pull requests to provide automatic policy compliance checks and insights for every code change. Create and enforce custom or built-in policies, in the context of your dev stack.

Percy gives your team confidence in every visual UI change before it's shipped.

Percy adds visual reviews to your GitHub pull requests, helping your team spot UI bugs quickly and review visual changes easily.