Curated GitHub list of open-source alternatives to paid SaaS like Notion and Slack
matchaman11 · x · 2026-10-26
A GitHub repo, awesome-open-source-saas-alternatives, curates open-source replacements for paid SaaS including Notion, Slack, Auth0 and Vercel, with licenses and GitHub stars noted.
The author also points out many licenses allow repackaging and reselling the apps — useful both for cutting subscription costs and as a monetization angle for developers.
Related event: Dev open-sources Postiz-cheap, taking on subscription SaaS pricing(6 posts)→
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