I maintain lightGallery, an open-source JS gallery library. It is free under GPL and makes money through commercial licenses. Revenue had been sliding for about a year, and I never properly looked into it because the traffic was only down 10%, and I thought AI was reducing the demand for gallery libraries. It wasn't that. A while back, I had added free tools to the site to pull developers in. One was a YouTube thumbnail downloader. It went viral in search. 1.4 million impressions on a single...