Do you know ‘Boule et Bill’? Lucky Luke? Agrippine? Spirou? Alix?
They’re all very famous French Comic books. You’ll find these and more on culturetheque.org.uk.
All you need to do is fill in a quick registration form. It’s free and won’t lead to any spam or series of emails but you’ll get full access to their comic books (with a good reading interface) and also French litterature (classics and modern). Really, really worth it!
Click on the image below to visit the site.