Submarine Swaps
Submarine Swaps

This is a demonstration project only!


Read the article series on my blog to learn more about Submarine Swaps and build your own broker platform.


Allows you to trade on-chain coins for Lightning invoice payments on testnet.

Swapping coins requires a minimum of 0.001 and a maximum of 0.01 bitcoin or litecoin. The conversion is a fixed 1:10.


To try out swapping to Bitcoin Testnet Lightning you can open a wallet with


To open a channel directly with me:


This site was created from the project at

Its purpose is purely educational. To learn more about its creation visit the project page!