Open-Sora
Open-Sora is an open-source video production project aimed at making video production processes accessible. The project includes model weights, training codes, and full flow tools such as data preprocessing, training, inference. Video quality and performance have been improved using 3D-VAE, rectified flow and various Transformer architectures in different versions.
OP
hpcaitech · Local AI / Self-Hosted LLM
STARS29.9K
FORKS3.1K
COMMITS1.3K
CONTRIBUTORS67
VERSIONv1.3
UPDATED6 mo ago
PythonHpcaitechDitTrainingApache-2.0
Common commercial products in this category: ChatGPT, Claude, Gemini
What can it do?
- You run video production models with text-based or visual inputs
- Perform model training with the data preprocessing and training pipeline presented
- You test video production tools at different resolutions and times
Verified against README · Oct 26, 2026 · source