B2B & Tech Activity collecting
AI + IQ
52K public members
A public community for practical conversations about AI workflows, strategy, and building with new tools.
Open group on Substack Public listing observed Oct 2026Substack communities
Find public Substack groups worth joining.
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Official Subshack community
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Share what you are testing, ask practical questions, and compare notes with other Substack writers.
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More groups to explore
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Writing & Growth Activity collecting
The Write Path
27K public members
A public writing community for craft, feedback, publishing, and growing a newsletter with other writers.
Open group on Substack Public listing observed Oct 2026Lifestyle Activity collecting
Objective Health Partnership
9.8K public members
A public health and wellbeing community discussing habits, research, and practical questions together.
Open group on Substack Public listing observed Oct 2026Finance Activity collecting
Fintech Bridge
179 public members
A public community for fintech operators and builders working across African and Western markets.
Open group on Substack Public listing observed Oct 2026Found an incorrect listing, or want to suggest a public group? Contact the Subshack team.