spotterguides.com
Andy Blackmore, the original creator of the 24 Hours Le Mans spotters guide, creates free guides for many races, including the IMSA Weathertech Sportscar Championship, Lamborghini Super Trofeo NA and Mustang Challenge.

dailysportscar.com
Official series commentator for WEC, ELMS, AsLMS and LMC, Graham Goodwin is the editor of the definitive sportscar news site also known as DSC and is a long-time supporter of Mateusz’s guides and has been instrumental in their creation.

Timing71
James Muscat’s website is an invaluable resource for following any endurance race. His browser extension upgrades almost any live timing site with options such as a delay setting to sync with your video stream, replay data to catch up later, race control updates and stint analysis.

r/WEC
Long-time supporters of all motorsport spotters guides, this community has raised money to sponsor previous guides and continues to champion them.

WECcord
Spun off from the WEC subreddit, this Discord server hosts probably the most active, enthusiastic and knowledgeable sportscar community in the world. There’s no such thing as a boring race if you follow along with it in the relevant channel on this server.

Radio Le Mans
Part of the Radio Show Limited network of channels which also includes IMSA Radio, they provide free audio coverage of WEC, IMSA and many other series along with the weekly roundup show Midweek Motorsport.