SAST tools differ in language support, false-positive rates, and how well they fit developer workflows. Many platforms bundle SAST with dependency scanning and secrets scanning.
Why it works
Frameworks and customers expect it. It catches some classes of bugs early, but developers often ignore tools that are too noisy.
What to look for
Findings should appear in the pull request, not in a separate portal.
It should let you write custom rules for your codebase.
It should have a low false-positive rate.
Products I track for Static Application Security Testing (SAST)