Software development advice for startups: "Software development is complicated, expensive, error-prone, regularly boring and complicated. As a programmer, here’s what I think you should know before we meet for coffee"
Equally beautiful in another way, SickCity - realtime disease collection.
The design with intent toolkit, "features 12 design patterns which recur across design ﬁelds (interaction, products, architecture), and there are also 35 more detailed here on the website. Some of the names will be unfamiliar, but we hope the patterns and examples will be understandable, and inspire your own concepts."