Web Performance Tools
Tools that I’ve created
- Heatmap - Generate a heatmap of a webpage showing which elements of the page are slow to render
- Request Map - Plot the domains on a web page showing how they all connect to each other
- Jank Meter - Measure how smoothly a page scrolls from a bookmarklet.
Other great tools
- CDN Finder - opensource tool to identify which CDN serves domains
- REDbot - opensource tool to test resource headers