GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Keras - Keras is a minimalist, modular neural networks library, written in Python and capable of running on top of either TensorFlow or Theano.

Phabricator - Phacility - Phabricator

TFlearn - TFlearn is a modular and transparent deep learning library built on top of Tensorflow.

Gerrit Code Review - OpenSource Git Code Review Tool

DeepPy - DeepPy is a MIT licensed deep learning framework that tries to add a touch of zen to deep learning as it allows for Pythonic programming.