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Bark provides everything you need to build fast, low-cost, self-custodial bitcoin payments into your app. Supports Ark, Lightning, and on-chain. Based on the Ark protocol.

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Getting started

Build a wallet app

For mobile and desktop apps where users hold their own keys.

Integrate with your server

For exchanges, e-commerce, and services where you manage bitcoin.

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Services and tools

Bark CLI

For scripting, testing, and prototyping.

Run an Ark server

Set up your own Ark server for testing and development.

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Learn more

How Ark works

Deep dive into the mechanics of the Ark protocol.

Latest updates

Keep up with the latest features in our changelog.