CLI Tool
Critical CSS CLI
Extract and inline critical-path CSS for faster page rendering — by Google's Addy Osmani.
8.6
Installation
npm install -g critical About this Tool
Extract and inline critical-path (above-the-fold) CSS from HTML pages for faster rendering. 16K+ GitHub stars. By Google's Addy Osmani. Essential for landing page speed optimization and Core Web Vitals improvement. Reduces render-blocking CSS to dramatically improve First Contentful Paint scores.
Use Case Examples
- Inline critical CSS on landing pages to improve Core Web Vitals LCP scores
- Optimize marketing page load speed by extracting above-the-fold styles
- Reduce render-blocking resources for better Google PageSpeed scores
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Score Breakdown
8.6
Overall Score
Based on 5 dimensions
Installation 9/10
Documentation 9/10
Relevance 8/10
Quality 9/10
Maintenance 8/10
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