Evidence, not vibes
Each non-unknown cell should link to a probe, official doc or first-party source.
Compatibility matrix
✅ yes · 🟡 partial · 🧪 experimental · ❔ unknown · ❌ no
Switching agents?
Scan a repo for instructions, skills and MCP config before you migrate.
node src/cli.js check . --agent codex
Unknown ≠ no
Fast-moving tools deserve explicit uncertainty instead of stale assumptions.
Portable data
The source of truth is plain JSON. Build your own action, extension or dashboard on top.