Deep Neural Networks for Golang (powered by MXNet). The new updated version - https://github.com/go-ml-dev/nn
Synthesizer/sequencer written in Golang
Convolutional Neural Networks in Go
Digital Signal Processing for Go
Tensorflow + Go, the gopher way
Go Image Filtering Toolkit
A collection of parallel image processing algorithms in pure Go
Gorgonia is a library that helps facilitate machine learning in Go.