Ark

Available immediately on Signet and testnet (mainnet invitation-only), Wavelength exposes the same API to AI agents through the Model Context Protocol so machines can pay machines in fractions of a cent while users retain full key control.

Wavespace, the Bitcoin-only neobank, has achieved MiCA compliance and launched its self-custodial wavecard® that uses Nostr Wallet Connect to automatically top up from users’ Lightning nodes, eliminating custodial preloading risks.

Second, the Bitcoin development lab founded by ex-Blockstream executives including CEO Steven Roose and CTO Erik De Smedt, has unveiled Bark — its custom Ark protocol implementation promising self-custodial payments that are faster and cheaper than Lightning channels.

A comparison of the trust models and trade offs of Ark and Spark, the two newest entrants to Bitcoin's collection of Layer Two protocols.

The first article in the Bitcoin Layer 2 series. This article covers the Ark protocol designed by Burak, being built by Ark Labs and Second.

With Ark Labs, Marco Argentieri is fulfilling the latest stage in his mission to help people more easily transact with bitcoin.

A rough idea on how Ark Service Providers could manage liquidity more efficiently to create a cheaper and smoother experience for users.

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

Lightning is becoming a translation layer, or a glue, that holds together different systems built on Bitcoin.

It has been fifteen years since the original Bitcoin white paper was published on the cryptography mailing list. Those fifteen years have been a wild ride of progress and new ideas.