draw.io is a JavaScript, client-side editor for general diagramming.

Bitcoin Core related blobs used for quality assurance

Shamir Secret Sharing Scheme in single page which can be used offline.

Lightning Network Daemon ⚡️

A javascript Bitcoin library for node.js and browsers.

Bitcoin multisig coordination software

A Ruby library that encodes QR Codes

Multi-format 1D/2D barcode image processing library, usable in JavaScript ecosystem.

The implementation of the bitcoin protocol for ruby.

Ruby Interface for C Extensions

Trust-minimized Bitcoin wallet

A beautiful home server OS for self-hosting with an app store. Buy a pre-built Umbrel Home with umbrelOS, or install on a Raspberry Pi or any x86 system.

CoinSwap implementation

Study materials for Bitcoin & Lightning Protocol

bitcoin utils and protocol in ruby.

Various notes and ideas for development work on Bitcoin

Bitcoin Core integration/staging tree

Dockerize Rails 7 with ActionCable, Webpacker, Stimulus, Elasticsearch, Sidekiq

The Ruby Programming Language

Home Assistant Integration for Wyze devices.

Like nmap for mapping wifi networks you're not connected to, plus device tracking

LICEcap simple animated screen capture tool for Windows and OS X

Generate polished résumés and CVs in HTML, Markdown, LaTeX, MS Word, PDF, plain text, JSON, XML, YAML, smoke signal, and carrier pigeon.

A utility library for Lua

Step-by-step guide through the abstract and complex universe of Fragment Shaders.

visualizer debugger for reactive streams

Papers from the computer science community to read and discuss.

David Schuetz's Raspberry Pi/Apple TV talk at Derbycon

libusdt bindings for Lua

[alpha] IETF PPSP RFC7574 in Erlang/OTP -- an incomplete non-functional partial implementation