- Weave — web-based visualization platform designed to enable visualization of any available data by anyone for any purpose. GPL and MPL-licensed. (via Flowing Data)
- What Silicon Valley Gets Wrong About Math Education Again And Again (Dan Meyer) — nicely said: it’s hard to test true understanding, easy to automate only part of the testing and assessment support for learners.
- mitmproxy — GPLv3-licensed SSL-aware HTTP proxy which lets you snoop on the traffic being sent back to the mothership from apps.