Haven is for people who need a way to protect their personal spaces and possessions without compromising their own privacy, through an Android app and on-device sensors

AI + Data, online. https://vespa.ai

Open-Source Subscription Billing & Payments Platform

A client- and server-side templating system that helps you dynamically build reusable HTML and UI elements

A Graph Server (no longer active - see Apache TinkerPop)

A map optimized for integer keys

Implementation of Collection+JSON media type

Blueprints implementation on top of MongoDB

RPC using msgpack over redis, currently supporting nodejs, ruby, and java