Bitcoin Optech publishes a weekly newsletter, podcast, topic pages and case studies that track changes to Bitcoin Core, wallets, services and the wider protocol. It exists to help bitcoin businesses and engineers adopt scaling and efficiency techniques.
Source: Official website. Last checked 2026-09-18. Spot an error? Tell us.
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Bitcoin Core is the reference implementation of the Bitcoin protocol, and its site hosts release notes, security advisories, RPC documentation for every recent version and contributor guidance. It is the primary source for anyone running or building on their own full node.
The Bitcoin Core PR Review Club is a monthly club that reviews Bitcoin Core pull requests in a public IRC channel on the first Wednesday and Thursday of each month. It exists to help newer contributors learn the Bitcoin Core codebase and review process, and past meeting notes are archived on the site.
Ministry of Nodes publishes written and video guides on running your own bitcoin node, self-custody, privacy and the Lightning Network, including a long-running Nodebox build series. It also offers paid consulting calls for people setting up their own infrastructure.
A free step-by-step guide to building a sovereign Bitcoin and Lightning node on a Raspberry Pi from scratch, covering the operating system, Bitcoin Core, Electrum server, Lightning and supporting apps.
The 10x Security Bitcoin Guide walks a non-coding but tech-savvy audience through setting up bitcoin storage with no single point of failure using multisig. Its premise is that a fault-tolerant setup lets you survive one or more catastrophic mistakes that would be fatal in a single-key system.
A self-custodial Lightning node you run yourself, either on your own hardware or in Alby's cloud, which connects to hundreds of Lightning and Nostr apps through Nostr Wallet Connect.