Ecash

Four years after someone bought a cup of coffee with ecash, the privacy technology being built on top of Bitcoin continues to improve. From Fedimint and Cashu to new protocols like BitVM, developers, activists, and users are uniting to ensure that transactional privacy with Bitcoin is available to all.

Protestors in Nepal recently showed the world the power of censorship-resistant digital communications technology — the type of technology they should continue using as they rebuild.

Zeus Wallet integrates Cashu ecash to simplify Bitcoin micro-transactions, easing onboarding and enabling Nostr Zaps for mainstream adoption.

The Bitcoin Design Community launches its second global Designathon from May 4–18, 2025, calling on designers, artists, and bitcoin enthusiasts to improve bitcoin adoption through innovation and user-friendly design.

Ben Arc and the talented team of developers behind LNbits are helping users do more with Lightning.

Using technologies like Nostr and Chaumian ecash, the Financial Anarchist challenges the status quo, aiming to reclaim economic sovereignty and disrupt centralized financial power through Bitcoin.

Technological capability, on its own, is not enough to create Bitcoin privacy. Unless users and society actively defend and demand privacy, it will die. From "The Privacy Issue".

A look at different solutions to solving the issue of end users interactions with the Lightning network, i.e. the last mile problem.

A look at the long term vision for an ecosystem of Cashu powered ecash mints, and how this can evolve to meet end users' needs balanced with security and functionality.

The creator of Cashu, a free and open-source Chaumian ecash protocol for Bitcoin, believes users should have cash-like privacy when they transact with BTC — or fiat currencies.