M
MCP.directory

flags

by facebook
29
0
Source

Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels.

Install

mkdir -p .claude/skills/flags && curl -L -o skill.zip "https://mcp.directory/api/skills/download/610" && unzip -o skill.zip -d .claude/skills/flags && rm skill.zip

Installs to .claude/skills/flags

About this skill

Feature Flags

Arguments:

  • $ARGUMENTS: Optional flags

Options

OptionPurpose
(none)Show all flags across all channels
--diff <ch1> <ch2>Compare flags between channels
--cleanupShow flags grouped by cleanup status
--csvOutput 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

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