I use a bit of CSS to mark articles from domains that use a paywall with a red dollar sign. (Assuming you know how to add CSS to pages...) /* paywall domains *

I use a bit of CSS to mark articles from domains that use a paywall with a red dollar sign. (Assuming you know how to add CSS to pages...) /* paywall domains */ a[href^="https://www.economist.com/" https://www.economist.com/"]::after, a[href^="https://www.ft.com/" https://www.ft.com/"]::after, a[href^="https://www.newscientist.com/" https://www.newscientist.com/"]::after, a[href^="https://www.telegraph.co.uk/" https://www.telegraph.co.uk/"]::after, a[href^="https://www.thetimes.co.uk/" https://www.thetimes.co.uk/"]::after, a[href^="https://www.wsj.com/" https://www.wsj.com/"]::after { color: rgba(128,0,0,0.75) !important; content: " $ " !important; }