Fast load times
Techniques for improving site performance.
Optimize your JavaScript
- Optimize long tasks
- Optimize Interaction to Next Paint
- Apply instant loading with the PRPL pattern
- Reduce JavaScript payloads with code splitting
- Remove unused code
- Minify and compress network payloads
- Serve modern code to modern browsers for faster page loads
- Publish, ship, and install modern JavaScript for faster applications
- How CommonJS is making your bundles larger
Optimize your resource delivery
Optimize your third-party resources
Optimize for network quality
Measure performance in the field
- Using the Chrome UX Report to look at performance in the field
- Using the CrUX Dashboard on Data Studio
- Using the Chrome UX Report on PageSpeed Insights
- Using the Chrome UX Report on BigQuery
- Using the Chrome UX Report API
- Why lab and field data can be different (and what to do about it)
- Why is CrUX data different from my RUM data?