developer-tools // SDKs

Cashu

Chaumian e-cash protocol for Bitcoin Lightning mints.

Build: Payment Apps

SDKsOpen SourceIntermediateLightningE-cashPrivacySDK

overview

Overview

Cashu is a free and open-source Chaumian ecash system for Bitcoin. Mints issue blinded tokens that users can hold and transfer with strong privacy properties.

why // builders

Why developers use this tool

Learn Chaumian e-cash on Lightning rails.
Growing mint and wallet ecosystem.
Great for privacy-focused experiments.

build // with this tool

Build with this tool

Move from discovery into Pull’s Learn → Build → Contribute → Prove loop.

Related learning paths

Lightning roadmap

projects // suggested

Suggested projects

Bitcoin Payment App
Prototype private tips using Cashu SDKs and mints.

resources

Resources

Documentation
Website
GitHub

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Overview

Why developers use this tool

Build with this tool

Related learning paths

Suggested projects

Bitcoin Payment App

Resources

Overview

Why developers use this tool

Build with this tool

Related learning paths

Suggested projects

Bitcoin Payment App

Resources