Coinstr: Bitcoin Collaborative Custody Using Nostr

Coinstr is Bitcoin spending policy and signature orchestration solution that uses Taproot and Nostr.

Coinstr: Bitcoin Collaborative Custody Using 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:

GitHub Repo
Coinstr App
Coinstr Slides
Website / Archive