If you're new to the ecommerce game and just about to make the plunge, Shopify Newbies is a strong group with close to 100,000 members that can help you get started on your Shopify ecommerce business journey.
Join the r/Dropship subreddit community to discuss the business of dropshipping, from the entrepreneur side of the table. It's a great place to share resources, solve problems and have serious discussions on issues that other entrepreneurs face.
A Facebook group with 13,000 members run by The Social Sales Girls, with the explicit purpose of teaching Shopify store owners on how to take their product-based businesses to the next level.
The perfect subreddit for Amazon FBA sellers to have mid to high level discussions about selling on Amazon.
Join the official Slack community for Shopify Partners such as app developers, theme developers, Shopify agencies and other ecosystem partners who work towards enabling merchants. It's a large and active community of people all across the world, and is also the official channel for Shopify Partner Townhalls.
A collaboration-focused Slack community of Shopify and Shopify Plus partners. This invite-only community has almost every significant person from the Shopify partners community. If invited, the group charges a $149 quarterly fee.