Rules
Standing instructions the agent always follows, usually scoped to paths or globs. Where a team's conventions go once nobody wants to repeat them in every prompt.
Widest support first. Hover any name for what it means.
| concept | support | Claude Code not shipped | Codex | Cursor | Fabro not shipped |
|---|---|---|---|---|---|
| alwaysApply | 1/4 | — | — | — | |
| decision | 1/4 | — | — | — | |
| description | 1/4 | — | — | — | |
| globs | 1/4 | — | — | — | |
| justification | 1/4 | — | — | — | |
| match | 1/4 | — | — | — | |
| not_match | 1/4 | — | — | — | |
| pattern | 1/4 | — | — | — |