- Quora – a continually improving collection of questions and answers created, edited, and organized by everyone who uses it. An excellent social network.
- Spokeo – a people search engine with a twist. Spokeo can find the real person behind any e-mail address, which is a bit creepy, when you think about it.
- Universal Subtitles – a software project and online community that’s building the world’s simplest subtitling tool. The’re drawing on contributors around the world to make captioning and translating video free, fun and open to all.