Aliyun announced on February 25th that its visual generation base model Wan Phase 2.1 (Wan) is open source. The open source adopts the loosest Apache2.0 protocol, and all the inference codes and weights of 14B and 1.3B parameter specifications are open source, while supporting text-generated video and graph-generated video tasks, which can be downloaded and experienced by global developers in Github, HuggingFace and Magic Ride communities. According to the introduction, the 14B Universal Phase model has outstanding performance in instruction following, complex motion generation, physical modeling, text-video generation, etc., and has been evaluated in the review set VBe...