Exthouse – Analyze the impact of a browser extension on web performance

Analyze the impact of a browser extension on web performance. Exthouse is a tool powered by Lighthouse that provides a report about web extension impact on web performance. Exthouse performs several steps to do analysis:

Most of the extensions add tasks to the main thread and affect interactivity metrics:

This analysis evaluates the top 10 extensions from Chrome Web Store by users count.

Source: github.com