Coinstr: Bitcoin Collaborative Custody Using Nostr
Coinstr is Bitcoin spending policy and signature orchestration solution that uses Taproot and Nostr.
- "Coinstr is a bitcoin multi-custody protocol for spending policies and proposal execution."
- "When a spending proposal is made, Coinstr uses the Nostr protocol to orchestrate signature requests and approvals."
- "Coinstr uses Nostr relays and clients for discovering signers, saving policies & PSBTs, and orchestrating signatures with workflow."
- Coinstr demo video:
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