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NationBuilder - The world's first platform for leaders, handcrafted from scratch to help you grow your community and lead them to action.
Crowded Communities - The all-in-one community platform.
LanguageLens.net - AI product to evaluate existing applications and legacy systems. Auto generates smart documentation, code to diagrams, code dependency visuals and boilerplate code generation. Businesses could save more than 40% on time, manual efforts, and cost.
vBulletin - Build a community website with the leading forum software, vBulletin 5 Connect, or in the cloud on vB Cloud!
Invision Community - Invision Community is a flexible, integrated set of apps for building communities on the web.