An early open-source vision framework, known for speed, where you define networks in config files.
Caffe is a diner where you order by ticking boxes. Mark the menu card, and your CNN comes out hot and fast. You never touch the kitchen.
It helped teams repeat and run vision models. It was common in early image recognition.
Framework
Caffe was a famous early open-source deep learning framework.
CNN
Caffe mainly served image tasks and trained CNNs well.
AlexNet
CaffeNet made AlexNet-style models easier to repeat and share.