# Other commands that help

Installed skills you start with a slash command. Each one runs part of an investigation for you.

- [/code-review](https://atlasscope.dev/prompts/code-review): Checks a set of changes or a PR for bugs, at an effort level you pick. Run it at high or above before marking a PR ready.
- [/security-review](https://atlasscope.dev/prompts/security-review): Security review of the not-yet-merged changes on the current branch.
- [/simplify](https://atlasscope.dev/prompts/simplify): Looks over changed code for things to reuse or simplify, and makes the fixes.
- [/ci-optimizer:ci-check](https://atlasscope.dev/prompts/ci-optimizer-ci-check): Checks CI workflow files (the automatic build and test runs) for speed, cost and safety problems.
- [/ci-optimizer:ci-timings](https://atlasscope.dev/prompts/ci-optimizer-ci-timings): Finds the slowest jobs and steps, and flaky tests (ones that pass and fail at random), from recent CI runs.
- [/harsh-review](https://atlasscope.dev/prompts/harsh-review): Blunt critique, ranked by how serious each problem is, then the small fixes it is sure of.
- [/viewport-proof](https://atlasscope.dev/prompts/viewport-proof): Takes screenshots at phone, tablet and desktop sizes and says whether it's ready to ship.
- [/recommend](https://atlasscope.dev/prompts/recommend): Lays out the options and tradeoffs, then recommends one.

Source: https://atlasscope.dev/prompts/other-commands-that-help