What's your favorite Community?

As mentioned in a @TechCrunch article that “We believe that a thriving community is a company’s most valuable asset. Community scales your business, resources, and presence in ways that traditional marketing or advertising channels can’t. Community is the beating heart of the business that keeps the rest of the team running.” read more at https://techcrunch.com/2021/10/0... At Qinaps, we have collaborated with Platform based communities like Product Hunt – We received our beta testers and first 100 users and a huge boost to our incoming traffic. It’s the best platform for entrepreneurs to learn about new products and apps. Do you agree? Please put in your votes and comments on the best community based platforms and if there are others we are yet to discover?