🔓 Square Turns Bitcoin On for Millions

⛏️ 'Mined in America' Act Bundles Reserve With ASIC Ban

📈 $10 Trillion 401(k) Market Opens to Bitcoin

Jordan, a privacy advocate, details the launch of a revamped paymentcode(dot)io as a comprehensive resource hub featuring interactive demos, technical documentation, and developer tools to preserve and expand adoption of BIP47 payment codes and the PayNym identity layer (Mar 30 | 7 min read).

Floppy, a Bitcoin developer, reveals a critical Cashu wallet vulnerability where colliding 31-bit keyset ID residues across SAT and EUR units cause wallets to derive identical BIP-32 secrets, enabling malicious mints to silently burn users' tokens and spread losses virally across recipients (Mar 30 | 3 min read).

Matt Howard, a Bitcoin mining writer at Solo Satoshi, delivers a comprehensive Bitaxe overclocking guide, covering every model - Gamma, Duo, GT, Supra, Touch, Ultra, Hex, and Max - with measured bench data, cooling breakdowns, and AxeOS firmware settings (Mar 29 | 20 min read).

Eggplant_Elon, a Bitcoin advocate, argues that the UK's broken fiat monetary system, energy vulnerability, and AI infrastructure deficit make a Bitcoin standard not just fiscally prudent but a necessary declaration of monetary sovereignty in an increasingly US-dominated global energy and compute landscape (Mar 29 | 14 min read).

Destiny Smart of Bitcoin Africa Story reports how Glenn Jooste of Bitcoin Ubuntu, a non-programmer, used AI tools to build PoWBoT, a Telegram bot that automates Proof of Work verification and instant Lightning payments to bitcoin merchants across Africa's growing circular economy network (Mar 29 | 5 min read).

Supratic, writing on Stacker News, urges Lightning node operators to enable blinded paths on invoices to protect privacy, explaining that without them, a node's pubkey, public channels, and liquidity are fully exposed, while detailing current implementation status across LND, CLN, Eclair, and LDK (Mar 28 | 8 min read).

Hodlonaut, in an article on Citadel21, investigates how a small, interconnected network centered on John Newbery and Chaincode Labs quietly captured Bitcoin Core's developer pipeline through selective mentorship, coordinated funding, and institutional framing that recast challenges to its influence as opposition to inclusion (Mar 27 | 40 min read).

Hannah Rosenberg of Lightning Labs demystifies macaroons by explaining how chained SHA-256 hashes and attenuations - like expiration dates - create elegant, stateless authentication tokens that servers can verify using only a protected secret (Mar 26 | 3 min read).

Luca Pagano, Head of Research at Roxom, explains how Strategy Inc.'s STRC preferred stock uses a board-adjusted dividend mechanism and Bitcoin-backed ATM equity sales to deliver 11.5% annual yield near $100 par (Mar 26 | 11 min read).

Mike Schmidt, executive director at Brink, highlights how the nonprofit's eight funded engineers strengthened Bitcoin Core in 2025 through 6,000+ review comments, the first independent security audit, Fuzzamoto fuzz testing, and key advances in privacy, cryptography, and build infrastructure (Mar 26 | 8 min read).

Irving Wladawsky-Berger, research affiliate at MIT’s Sloan School of Management, examines a 2026 Linux Foundation study of 567 organizations revealing that OSS contributions deliver a 2.5x ROI, debunking the notion that upstream contribution is altruistic rather than a high-value strategic investment (Mar 25 | 6 min read).

ICYMI: Andrew Poelstra, Director of Research at Blockstream, argues that while Bitcoin's Ordinals NFT inscriptions raise valid concerns about unlimited witness data storage and long-term node disk usage, no technically principled method exists to prevent arbitrary data storage without breaking legitimate use cases or incentivizing worse behavior (Jan 27 2023 | 2 min read).

Bitcoin vs Everything, a free data tool for Indian Bitcoiners, features a DCA simulator, fiat debasement tracker, assets priced in sats and data-driven blog posts.

Lexe Wallet launches on the App Store and Google Play, with self-custodial Lightning Bitcoin payments, BIP 353 Human Bitcoin Addresses, Lightning Address support, and new Python and Rust SDKs for developer integration.

BitBite, a free point-of-sale overlay for BTCPay Server, lets restaurants build menus with live BTC pricing and accept non-custodial bitcoin payments directly.

Ark Sovereign, a tool for Ark protocol users, enables cryptographic verification of off-chain funds, estimation of Layer 1 exit fees, and simulation of unilateral exit paths.

Paymentcode(dot)io is a website and knowledge hub for BIP 47 Reusable Payment Codes and PayNyms that offers developer resources, a PayNym explorer, and a message verifier.

Lightning Labs launches Aperture, a payment gateway enabling AI agents to discover and pay for services instantly using Bitcoin.

BLACKBOX, an open-source off-grid toolkit built with Cashu ecash, enables AI, encrypted radio messaging via Meshtastic, and peer-to-peer bitcoin transfers with no internet, servers, or API keys required.

Situation Room is a real-time Bitcoin and global macro intelligence dashboard delivering live price data, on-chain metrics, mining stats, geopolitical news, and AI-generated market briefings for Bitcoiners.

Frosty Cashu Wallet is a proof-of-concept tool that enables collaborative Flexible Round-Optimized Schnorr Threshold Signatures (FROST) spending of Cashu ecash tokens coordinated over Nostr.

BOLT12 Pay is a self-hosted Lightning Network payment and identity server combining BOLT12 Offers, LNURL, BIP353, and Nostr zaps on personal nodes.

Coinswap, an open-source Bitcoin privacy protocol enabling trustless peer-to-peer swaps, releases v0.2.1 with unified Legacy and Taproot support, improved marketplace reliability, and new operator tooling.

Substr is a Reddit-style community platform built on Nostr that lets users create and join decentralized community spaces with shared identity, context, and content free from central control.