Open Source Document Sharing,
Signing, and Tracking
Supermark enables you to share documents and datarooms securely with custom branding, advanced analytics, and full data ownership. Fully AGPL-3.0 licensed.
Simple, Transparent Pricing
One-time fee per company, for the lifetime of your company.
Self-Hosted
Deploy on your own infrastructure
Free
Sponsored
For non-profits, charities, and commons builders
Free / lifetime
Startup
For early-stage teams
$499 / lifetime
Why Supermark?
Everything you need for professional document sharing and signing.
Open Source & Self-Hosted
Own your infrastructure, control your data, modify the code
- • AGPL-3.0 licensed - truly open
- • No paygated features ever
- • All features available to everyone
Enterprise Features Included
Professional document sharing without per-user pricing
- • Custom branding
- • NDA agreements
- • Advanced analytics
Value-Based Pricing
Pay what makes sense for your organization
- • Unlimited users and documents
- • Sliding scale based on organization type
- • Free for self-hosted deployments
Security Through Ownership
Choose the deployment model that fits your security requirements.
Self-Host
Deploy on your own infrastructure with complete control over security and data governance.
All Features Included
Every feature available with no per-user or per-document charges
- Unlimited team members
- Unlimited documents
- Unlimited data rooms
- Custom branding (logo, colors, welcome message)
- Custom domains
- Advanced link controls (expiration, passwords, emails)
- NDA agreements and e-signatures
- Document analytics and visitor tracking
- Webhooks and API access
- Custom fields and tags
- Link presets
- Self-hosted deployment
- Full data ownership
- No vendor lock-in (AGPL-3.0 licensed)
Questions? Visit our GitHub repository or join the community discussions.
GitHub Repository →