# flow

> Claude/Codex skill by [@facebook](https://omgskills.com/library/facebook/index.md) · 248k stars · Updated 2026-08-28

Use when you need to run Flow type checking, or when seeing Flow type errors in React code.

Tags: declarative, frontend, javascript, library, react, ui

## Install

```sh
git clone https://github.com/react/react /tmp/react && ln -s /tmp/react/.claude/skills/flow ~/.claude/skills/flow
```

## From README

Flow Type Checking Arguments: $ARGUMENTS: Renderer to check (default: dom-node) Renderers | Renderer | When to Use | |----------|-------------| | dom-node | Default, recommended for most changes | | dom-browser | Browser-specific DOM code | | native | React Native | | fabric | React Native Fabric | Instructions Run yarn flow $ARGUMENTS (use dom-node if no argument) Report type errors with file locations For comprehensive checking (slow), use yarn flow-ci Common Mistakes Running without a renderer - Always specify or use default dom-node Ignoring suppressions - Check if $FlowFixMe comments are masking real issues Missing type imports - Ensure types are imported from the correct package

## Links

- HTML page: https://omgskills.com/skills/facebook/react/flow/
- GitHub: https://github.com/facebook/react
- Author: [@facebook](https://omgskills.com/library/facebook/index.md)

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