THE Bitcoin-backed
everything platform

Envisioning Bitcoin's reach far beyond payments and store of value, our mission is to break new ground and position Bitcoin at the very heart of modern finance.

Bitcoin-backed lending finally done right

We spent years in finance. We are bitcoiners, cryptographers, researchers and developers. Pitfalls of DeFi and CeFi inform our course, and this is our framework:





Supported by
respectED bitcoiners

After thorough analysis I concluded that the design is very secure, paranoid even. All hard core Bitcoiners should really enjoy it!


Bitcoiner. Rust-bitcoin contributor

Firefish is an exceptional team. They have built a service that does it right compared to centralized solutions.

Ondrej Raska

Founding partner at Miton

Firefish is a great Bitcoin-native way to use Bitcoin as a collateral without selling it, built by Bitcoiners.

Juraj Bednar

Enterpreneur, Educator

The platform

Our goal is to offer practical tools that leverage the power of Bitcoin collateral in various real-life scenarios.