Waifu2x
waifu2x is an image scaling and noise reduction program for anime-style art and other types of photos.
waifu2x was inspired by Super-Resolution Convolutional Neural Network. It uses Nvidia's CUDA for computing, although alternative implementations that allow for OpenCL and Vulkan have been created.
Etymology
Waifu is anime slang for a female character to whom one is attracted.2x means two-times magnification.