SSB = Single Site Browser PWA = Progressive Web App SSB refers to the ability to run a website inside its own window, like a native application. Also, it is e

SSB = Single Site Browser PWA = Progressive Web App SSB refers to the ability to run a website inside its own window, like a native application. Also, it is expected to integrate into the desktop environment, with its own icon/shortcut. PWA is more an umbrella term for websites using various technologies to close the gap between web and native applications (e.g. the ability to run offline). I would say it includes SSB (at least on desktop), among other things.