Quantitative Treasury Core — Vanguard Ledger
Multi-currency treasury runway engine. All data encrypted locally on your device — no accounts, no cloud storage, no data ever leaves your browser.
All treasury data is AES-256-GCM encrypted with your passphrase before being written to IndexedDB. Nothing is sent to any server.
Track balances and outflows in any currency. Live FX rates from Open Exchange Rates, cached locally. Runway calculated in your base currency.
Export your entire vault as an encrypted file. Import on any device. Your passphrase is the only key — not us.