What we build
Libraries
Apache-2.0 zero-knowledge architecture libraries for Bitcoin applications. Each is independently usable, audited or in-audit, and free of commercial restrictions.
Zero-knowledge bookkeeping
zk-bitcoin-accounting
Double-entry accounting where the SaaS operator cannot read amounts, contacts, memos, or account names. Built on a blind-proxied Cala ledger.
- Maturity
- Alpha
- Audit
- Audit scoped
- License
- Apache-2.0
- Languages
- Rust, TypeScript
Zero-knowledge personal finance
zk-personal-finance
Categorize, budget, and analyze personal spending client-side. The server sees ciphertext; the user sees their life.
- Maturity
- Alpha
- Audit
- Unaudited
- License
- Apache-2.0
- Languages
- TypeScript
Bitcoin-native data aggregation
bitcoin-connector
Plaid for Bitcoin. Standardized adapter for exchanges, wallets, Lightning nodes, and banks. User credentials encrypted client-side; operator stores ciphertext only.
- Maturity
- Alpha
- Audit
- Unaudited
- License
- Apache-2.0
- Languages
- TypeScript, Rust
Subpoena-resistant support
zk-support
End-to-end encrypted support ticketing so users can ask for help without the vendor becoming a data-breach target.
- Maturity
- Planning
- Audit
- Unaudited
- License
- Apache-2.0
- Languages
- TypeScript