elephant — a HTTP key/value store with full-text search and fast queries. Still a work in progress.
geary (IndieGoGo) — a beautiful modern open-source email client. Found this roughly the same time as elasticinboxopen source, reliable, distributed, scalable email store. Open source email action starting?
The Internet of Things That Do What You Tell Them: Cory Doctorow passionately explains how computers are already entwined in our lives, which means laws that support lock-in are much more than inconveniences.