Are there free object recognition systems?

Question

Python

Is there a freely available code for a system that recognizes objects?

Answer 1

There is an open source project YOLO, which works very well. https://pjreddie.com/darknet/yolo/
Classifies objects in a frame in 20ms when using a video card or special. hardware from Nvidia.
On the processor about 6-9 seconds.

Answer 2

yes
based on opencv + imagenet