Keras - Keras is a minimalist, modular neural networks library, written in Python and capable of running on top of either TensorFlow or Theano.
Facial Recognition by FB - Get notified if someone tries to use your photo on Facebook
TFlearn - TFlearn is a modular and transparent deep learning library built on top of Tensorflow.
Knoto - Send photos to friends automatically using face recognition
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.
Facesoft - The world's most accurate face recognition algorithm