Free alpha:

The best websites to use to track various layer 2's are L2Beat and GrowThePie.

L2Beat has a wealth of information on every L2 from risk analysis' to deep dives.

GrowThePie has various metrics that let you track the growth of each L2.

https://l2beat.com/scaling/summary
https://www.growthepie.xyz/

Independent Ethereum educator, angel investor and advisor. 

Founder of /thedailygwei.

After seeing growthepie mentioned on the daily gwei, I've been using it frequently, thanks for the recommendation!