# Scanner rule definitions

The rule catalog is shared by evaluation and validation code. It describes what each heuristic can detect without claiming to establish runtime correctness.

Package version: 0.1.0-beta.6.

Included with [Faye UI System Engineer](/plugins/faye-ui-system-engineer/).

## Related guides and supporting files

- [Faye UI System Engineer](/plugins/faye-ui-system-engineer/) — Design, build, and review browser interfaces with purposeful visuals, interaction feel, and rendered evidence.

## Technical source

[Open original source](/marketplace/plugins/faye-ui-system-engineer/scripts/lib/rule-catalog.mjs)

Source path: plugins/faye-ui-system-engineer/scripts/lib/rule-catalog.mjs