Based on our record, Chainer seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
If you want something specifically tailored for AI photo enhancement but is free, then I'd suggest chaiNNer https://github.com/chaiNNer-org/chaiNNer (not to be confused with https://chainer.org) and models from https://upscale.wiki/wiki/Model_Database. Source: about 1 year ago
Keras - Keras is a minimalist, modular neural networks library, written in Python and capable of running on top of either TensorFlow or Theano.
TFlearn - TFlearn is a modular and transparent deep learning library built on top of Tensorflow.
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.
Clarifai - The World's AI
TensorFlow - TensorFlow is an open-source machine learning framework designed and published by Google. It tracks data flow graphs over time. Nodes in the data flow graphs represent machine learning algorithms. Read more about TensorFlow.
Microsoft Cognitive Toolkit (Formerly CNTK) - Machine Learning