MNN is a deep learning inference engine open-sourced by Alibaba's Taobao technology platform, supporting popular model formats such as TensorFlow, Caffe, and ONNX, while being compatible with commonly used networks like CNN, RNN, and GAN. It achieves exceptional optimization of operator performance and fully supports CPU, GPU, and NPU, maximizing device computing power and widely applied in over 70 AI applications within Alibaba. MNN is recognized for its high performance, ease of use, and versatility, aiming to lower the threshold for AI deployment and promote edge intelligence development.