WHAT ARE SOME CUSTOM TOOLS YOU'VE BUILT/SEEN INTERNALLY THAT HAS HELPED YOUR TEAM SUCCEED IN AUTOMATION?

Summary from the TLDR newsletter

This page contains several anecdotes from developers on custom tools they either built or witnessed internally that helped teams succeed in automation. The examples include a test execution tool that performed 230 tests in 3 hours, a script that writes hundreds of tests for a single service then extracts all the variables and displays their data types and formats, a visual regression tool, and a notification system. Links to communities where people discuss software testing and automation are available.