Whiteboard app for sketching hand-drawn style diagrams on an infinite canvas, saved in the browser or as open JSON files, under MIT.
Open Source Alternatives: The Sovereign Stack
A curated database of vetted open source alternatives to proprietary SaaS. Find tools that are safe, compliant, and ready for business.
Showing of 219 solutions
AGPL-3.0 project management platform: sprint/epic model, self-hosted with full data sovereignty. SSO and air-gapped require the paid enterprise tier.
MPL-2.0 desktop email, calendar, and contacts client. Data lives on-device in standard IMAP/Maildir formats with zero lock-in to any email provider.