Agent skill · data analytics · facebook
flags
Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels.
Why this skill is useful
Provides specific commands and options for managing feature flags that the AI wouldn't reliably generate on its own.
What it needs
Requires yarn installed locally. About 1k tokens when loaded. Last updated 2026-08-06. 247,076 stars on the source repository.
What this skill does
Feature Flags Arguments: $ARGUMENTS: Optional flags Options Option Purpose -------- --------- (none) Show all flags across all channels --diff <ch1> <ch2> Compare flags between channels --cleanup Show flags grouped by cleanup status --csv Output in CSV format Channels www, www-modern - Meta internal canary, next, experimental - OSS channels rn, rn-fb, rn-next - React Native Legend ✅ enabled, ❌ disabled, 🧪 VARIANT, 📊 profiling-only Instructions 1. Run yarn flags $ARGUMENTS 2. Explain the output to the user 3. For --diff, highlight meaningful differences Common Mistakes Forgetting VARIANT flags - These are tested both ways in www; check both variants Comparing wrong channels - Use --diff to see exact differences
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills facebook/flags