bivvy

Make yourself
at home.

Your bitcoin. Your identity. Everywhere.
One passkey opens up a whole internet of possibilities.

Yours by design. No passwords. No browser extensions.
You’re right at home.
YOUR LITTLE CORNER•••
It all starts with you.One passkey. A world of possibilities.
Your keys, always.
A familiar feeling.
A whole new kind of freedom.
Passkey powered
Self custodial
At home everywhere
Open source
PACK LIGHT. GO ANYWHERE.

Your bitcoin.
Your identity.

Ready to go from app to app.
One passkey brings it all with you.

Less setup.
More possibility.

Give your app a warm welcome. Add one script for passkey onboarding, Bitcoin payments, and portable identity.

  • No API keys or application registration
  • Simple Bitcoin and Nostr APIs
  • Keys stay inside Bivvy’s isolated origin
Let’s build something
your-next-big-thing.html
<script src="https://bivvy.me/bivvy.js"></script>
await bivvy.connect();

// Bitcoin wallet
const { balance } = await bivvy.bitcoin.getBalance();
await bivvy.bitcoin.payLightningInvoice({ invoice });

// Nostr identity
const pubkey = await bivvy.nostr.getPublicKey();
const signed = await bivvy.nostr.signEvent({
  kind: 1, content: 'hello, open internet ☀️',
  tags: [], created_at: Math.floor(Date.now() / 1000)
});
YOUR WALLET. YOUR CALL.

Feels like magic.
Belongs to you.

Your passkey derives your wallet right on your device.
Bivvy never stores your seed on a server. Apps get only what you approve.

Get to know the foundations
Built on Bitcoin. Understand the trust model.
THE INTERNET’S A BIG PLACE.

Bring a little home with you.

Settle in