license-checker
Check licenses of your app's dependencies.
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is license-checker?
License-Checker is a tool that helps developers verify the licensing status of their project's dependencies, ensuring compliance with open-source license requirements and avoiding potential legal issues.
Key differentiator
“License-Checker stands out as a simple, yet effective tool specifically designed to help developers manage and verify the licenses of their project's dependencies without requiring extensive setup or configuration.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
Primary focus on Node.js projects, limited functionality with other package managers like Maven or Gradle.
May miss licenses from deeply nested dependencies which can lead to incomplete reports.
Requires detailed setup and configuration, especially in large-scale or monorepo environments.
License information is only as current as the package metadata; outdated packages may provide incorrect licensing details.
Fit analysis
Who is it for?
✓ Best for
JavaScript developers who need to ensure their project's dependencies comply with open-source license requirements.
Teams that require automated compliance checks as part of their CI/CD processes.
Projects with complex dependency trees where manual tracking is impractical.
✕ Not a fit for
Developers working in languages or ecosystems not supported by the tool.
Users who need real-time updates on license changes for dependencies.
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
Integrations
Next step
Get Started with license-checker
Step-by-step setup guide with code examples and common gotchas.