Lighthouse
Lighthouse is an open-source tool that allows you to audit and identify the performance and SEO of a web page.

Features
- Simplified Navigation- Don't get lost in your issue tracker again
- Stay Organized- Group tickets into live queues
- Activity Stream- Keep up with your project's progress
- Milestones- Keep your project on track
- Online Documents- Keep project notes stored online
Pros:
- - You can improve page speed and even the webpage’s ranking by fixing the poor performance report indicators.
- It publishes an audit report for any or all five categories (Performance, Progressive Web app, Best practices, Accessibility, and SEO) and for both mobile and desktop.
Cons:
- - No current updates.
- Doesnt support incognito
Price:
Free