Build Lightning applications your way with LDK

A complete Lightning implementation packaged as an SDK

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Flexible and customizable

Persistence. Networking. Chain sourcing. Routing. Key management. You name it. LDK easily configures to your application’s needs.

High performance and scalability

As lightweight and compact as you need it to be, LDK performs on small-footprint devices and scales in the cloud.

Any language, any platform

LDK provides a native API in many languages. Run a Lightning node in any environment, including mobile phones, web browsers, HSMs, LSPs, or your existing infrastructure.

LDK Node

Build a mobile Lightning wallet fast with our ready-to-go solution.

Trusted by the best

Innovative projects are building with LDK

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