flags

by facebook

Inspect and compare feature flag states across React release channels. View all flags across channels (www, www-modern, canary, next, experimental, rn variants) or compare specific channels with --diff Output formats include default table view, CSV export, and cleanup status grouping Flag states indicated by symbols: enabled (✅), disabled (❌), variant testing (🧪), profiling-only (📊) Common pitfall: __VARIANT__ flags are tested in both states on www; use --diff to spot meaningful...

npx skills add https://github.com/facebook/react --skill flags

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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

Run yarn flags $ARGUMENTS
Explain the output to the user
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