Free Security Advice (grugq) — chap wearies of handing out security advice, so gathers it and shares for all.
TensorFuse — Common interface for Theano, CGT, and TensorFlow.
Draft.js — a framework for building rich text editors in React, powered by an immutable model and abstracting over cross-browser differences.
Dexy — a free-form literate documentation tool for writing any kind of technical document incorporating code. Dexy helps you write correct documents, and to easily maintain them over time as your code changes.