These are some of my favorite websites regarding electric vehicles in no particular order.
I use it all the time to find research articles about battery technologies.
Sci-Hub is the best companion of Google Scholar, it’ll give access to articles trapped behind paywalls. Find the articles you want to read with Google Scholar, then open them with Sci-Hub.
If you want to learn about batteries, this website is the place to go.
If you have a DIY project that involves batteries and electric motors go here.
José Pontes does a great job in keeping us informed about plug-in car sales all over the world.
This is the best forum about Tesla electric cars.
This is a nice forum of the Spanish EV community.
This is a Portuguese forum dedicated to the Nissan Leaf.
This is a German forum with many people dedicated to electric cars.
If you have a Renault Zoe you must visit this French forum.
This is a forum from the country that has the most percentage of electric car adoption in the World, Norway. Very informative.
This is my favorite electric car forum from the UK.