Update index.md

index.md

@@ -423,6 +423,7 @@ Here we will keep track of the latest AI Game Development Tools, including LLM,
 | [EMOPortraits](https://github.com/neeek2303/EMOPortraits)                                      | Emotion-enhanced Multimodal One-shot Head Avatars.                                                                                                            |                                     |              |  Avatar  |
 | [GeneAvatar](https://github.com/zju3dv/GeneAvatar)                                             | Generic Expression-Aware Volumetric Head Avatar Editing from a Single Image.                                                    |[arXiv](https://arxiv.org/abs/2404.02152)  |              |  Avatar  |
 | [GeneFace++](https://github.com/yerfor/GeneFacePlusPlus)                                       | Generalized and Stable Real-Time 3D Talking Face Generation.                                                                                                     |                                  |              |  Avatar  |
+| [Hallo](https://github.com/fudan-generative-vision/hallo)                                      | Hierarchical Audio-Driven Visual Synthesis for Portrait Image Animation.                                                        |[arXiv](https://arxiv.org/abs/2406.08801)  |              |  Avatar  |
 | [HeadSculpt](https://brandonhan.uk/HeadSculpt/)                                                | Crafting 3D Head Avatars with Text.                                                                                             |[arXiv](https://arxiv.org/abs/2306.03038)  |              |  Avatar  |
 | [Linly-Talker](https://github.com/Kedreamix/Linly-Talker)                                      | Digital Avatar Conversational System.                                                                                                                          |                                    |              |  Avatar  |
 | [MotionGPT](https://github.com/OpenMotionLab/MotionGPT)                                        | Human Motion as a Foreign Language, a unified motion-language generation model using LLMs.                                 |[arXiv](https://arxiv.org/abs/2306.14795)  |              |  Avatar  |