Critical
Core Web Vitals · github.com verified
Extracts and inlines critical-path CSS to improve First Contentful Paint and rendering speed
Specifications
- Pricing
- open-source
- Price range
- 0
- Billing
- one-time
- License
- Apache
- Platform
- cli, api
- Languages
- en
- Target user
- expert
- Company size
- small-team, agency
- API
- Yes
- Data export
- No
- Last update
- 2025-06-15
Tags
Related tools
- 🧩 PurgeCSS
Tool to remove unused CSS from your project which helps in improving Largest Contentful Paint (LCP)
- 🧪 SiteSpeed.io
Open-source tool suite that helps you measure and monitor the performance of your web pages
- 🛠️ Critters
A Webpack plugin to inline your critical CSS and lazy-load the rest to improve FCP
- 🛡️ Sentry Performance
Monitoring tool that links code errors to performance regressions in Core Web Vitals
- ⚡ Cloudflare Early Hints
Speeds up page loads by sending hints to browsers about critical assets before the full response
- 🏗️ Perfmatters
Lightweight WordPress optimization plugin that focuses on disabling unnecessary scripts to speed up sites