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.Documentation Index
Fetch the complete documentation index at: https://second.tech/docs/llms.txt
Use this file to discover all available pages before exploring further.
Get started
Quickstart guide
Make your first Ark payments on signet in minutes with the bark CLI.
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.
Learn more
How Ark works
Deep dive into the mechanics of the Ark protocol.
Built with Bark
See real apps shipping bitcoin payments with Bark.
Latest updates
Keep up with the latest features in our changelog.
Run an Ark server
Set up your own Ark server for testing and development.