Metro Config
Metro config for React Native projects with Expo
Pricing
Free tier
Flat rate
Adoption
↗RisingLicense
Open Source
Data freshness
Verified · Jul 16, 2026Overview
What is Metro Config?
A Metro configuration package specifically tailored to run React Native projects using the Metro bundler, optimized for use with Expo.
Key differentiator
“Provides a specialized Metro bundler configuration that simplifies setup and enhances performance for React Native projects using Expo.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
@expo/metro-config is tightly integrated with Expo, making it less suitable for React Native projects not using Expo.
The official documentation provides basic usage instructions but lacks comprehensive guides or advanced use cases.
Metro bundler can become slow and resource-intensive when handling very large projects, impacting development efficiency.
Using @expo/metro-config means a significant reliance on Expo’s ecosystem which could lead to vendor lock-in and limited flexibility for future changes or migrations.
Fit analysis
Who is it for?
✓ Best for
React Native developers who are using Expo and need a streamlined setup with Metro bundler
Projects that require specific configurations for the Metro bundler to optimize build times and performance
✕ Not a fit for
Projects not utilizing React Native or Expo, as this tool is specifically tailored for these ecosystems
Developers looking for a cloud-based service rather than a local configuration tool
Cost structure
Pricing
Free Tier
Available
Open source — free to use
Starts at
$0
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Works well with
Integrations
Next step
Get Started with Metro Config
Step-by-step setup guide with code examples and common gotchas.