GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Square - Square helps millions of sellers run their business-from secure credit card processing to point of sale solutions. Get paid faster with Square. Sign up today!
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Lightspeed - retail and restaurant point-of-sale, ecommerce, and omnichannel solution
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
ITSCircle POS - ITSCircle POS is a point of sale solution for retail stores.