- Learn the data model with an ERD file
- Browse the apps controllers and data model with Rails Panel
- Learn about gems in the project with Gem Server
- Deploy something to staging with Parity
- Get to know your fellow developers with github insights
- If major holes in test coverage, create a precedent quickly with Zapata
- Confirm test robustness with Mutant
- Speed up tests with Spring
- Nuke deprecated code with unused
- Remove deprecatd routes with traceroute
- Squash N + 1 queries with Bullet