Directory
Browse the community registry
Every entry is an invite-only room you can read for free. Filter by topic and platform, then use a free account to open the door.
Category
AngelList
Platform combining community-driven deal flow with investor networks and syndicate-building tools, helping founders connect with microfunds and track investment interest
SideProject
r/SideProject is a subreddit for sharing and receiving constructive feedback on side projects.
Global Alliance of Startup Co-Founders
GASCF is a platform that co- founder and founder can share the knowledge and experiences and extend their network.
r/Business_Ideas
Share and explore innovative business ideas, gain insights on initiating your venture, unravel the intricacies of 'Cost of Sale' (CoS), and decode the essentials of taxation – your nexus for entrepreneurial minds seeking to transform concepts into successful ventures.
Startup School
Learn how to start a company, with help from the world's top startup accelerator - Y Combinator.
Ideas Seeking Co Founder (Cofounder)
LinkedIn group to join if you have a brilliant start-up idea.
Internet Pipes
Internet Pipes is a community of netizens who are excited about making sense of data openly accessible online in order to be early to trends, generate business ideas, or simply sound more interesting at your next dinner party.
Wefunder
Platform for operators with deal flow to grow engaged investor communities and manage funds and SPVs for equity crowdfunding
FoundersList
FoundersList is an open platform for founders to connect, launch ideas/products, find recommended professionals/service-providers, events, cofounders and more.
Founder Institute
World's largest AI-native company builder offering free online courses for startup ideation and validation with expert mentors, community of founders, and co-founder matching