Bancwr
Self-hosted Nostr signing for teams — shared brand authority without shared private-key chaos.
Shared signing authority
Team members can request signatures without ever seeing the private key. Bancwr puts governance around who can sign and what they can sign.
- Brand accountsOne Nostr identity, multiple authorised team members
- Role-based accessControl who can sign what with role-based permissions
- No key distributionTeam members never receive the nsec
Business continuity
When devices are lost or staff leave, the organisation still controls its Nostr identity. Recovery and offboarding built in.
- Key recoveryShamir-style backup and recovery ceremonies
- Audit logsCompliance-oriented records of all signing activity
- Kill switchInstantly revoke access without rotating the key
Self-hosted
Run Bancwr on your own infrastructure. Designed for Umbrel and Start9 deployment. Your keys, your server, your control.
- Docker deploymentSimple container-based deployment
- Umbrel & Start9Targeted for self-hosted app store distribution
- Remote signing APIControlled API access for automation and agents
At a glance
What Bancwr brings to organisational Nostr signing.
Self-hosted bunker
Run on your own infrastructure
Team management
Multiple users, one Nostr identity
Audit trails
Full compliance-oriented signing logs
Key recovery
Business continuity when people or devices change
AI agent support
Controlled signing for automated workflows
Docker ready
Umbrel and Start9 deployment targets
Take control of your team's Nostr identity
Self-host Bancwr and govern who can sign on behalf of your organisation.