rssCloud Server 4.0 Now Supports WebSub Notifications

🫧 Open on Bubbles Over the weekend, I released rssCloud Server 4.0 and wanted to discuss how I added WebSub support to the server. WebSub is an alternative protocol that has the same purpose as rssCloud: to notify subscribers of real-time updates. Back in 2020, Dave Jones had suggested I add support for WebSub because they were “close enough in their implementation” that it should be feasible. At the time, I didn’t really know much about WebSub. I had heard of PubSubHubbub and knew it was different from rss