Breaking news! Silicon-based intelligent open source commercial version of digital human

Written by
Caleb Hayes
Updated on:July-13th-2025
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Heygem is an open source digital human tool that breaks through traditional limitations, bringing the ultimate privacy protection and realistic video synthesis experience.

Core content:
1. Completely offline operation, privacy protection first
2. AI technology driven, high-precision face and voice cloning
3. Text and voice dual drive, efficient audio and video synchronization synthesis

Yang Fangxian
Founder of 53AI/Most Valuable Expert of Tencent Cloud (TVP)

[The open source image is close to 70G, and the actual effect is being tested. . . ]

Break the limitations and start a new era of offline video synthesis! Heygem is coming!

In today's surging digital wave, video synthesis technology is like a shining star, illuminating the vast world of content creation. However, traditional video synthesis tools often rely on the Internet, which not only poses the risk of privacy leakage, but also has many restrictions on usage scenarios. Today, I would like to introduce a revolutionary open source tool - Heygem, which will bring you an unprecedented video synthesis experience!

1. Privacy first, play offline

Heygem is a completely offline video synthesis tool designed for Windows. In this era of information flooding, privacy protection has become the focus of everyone's attention. Heygem deeply understands the concerns of users and allows you to create in a safe and independent environment without the need for an Internet connection. Whether it is commercial secrets, personal privacy, or sensitive content, they can all be properly protected, completely saying goodbye to the potential risk of data leakage during network transmission.

2. Powerful functions and upgraded experience

Precise cloning, lifelike

Heygem uses advanced AI algorithms to capture human facial features, including facial features and contours, with high precision to create realistic virtual models. At the same time, it can also accurately clone voices, capture and reproduce subtle features of voices, support multiple voice parameter settings, and create highly similar cloning effects. Imagine digitizing your image and voice, as if you have your own digital avatar. Isn't this experience super cool?

Text and voice dual drive

With natural language processing technology, Heygem can understand text content and convert it into natural and fluent speech to drive the avatar. You can also directly input voice and let the avatar make corresponding movements and expressions according to the rhythm and intonation of the voice, making the avatar's performance more natural and vivid. Whether it is making animated videos, audiobooks or virtual anchor content, Heygem can easily do it.

Efficient synthesis, audio and video synchronization

Heygem excels in video synthesis. It can highly synchronize the video and audio of digital images, achieve natural and smooth lip sync, and intelligently optimize the audio and video synchronization effect. Even for complex scenes and difficult actions, it can ensure the quality of the synthesized video is excellent, allowing the audience to immerse in the wonderful content.

Multi-language support, global access

Heygem's scripts support eight languages, including English, Japanese, Korean, Chinese, French, German, Arabic and Spanish. This means that no matter where you are in the world or what language you use, you can use Heygem to realize your creative dreams. Break the language barrier and spread your work around the world.

3. Technical support and strength guarantee

Voice cloning technology

Advanced artificial intelligence technology enables Heygem to generate similar or identical voices based on a given voice sample, covering multiple aspects such as the context, intonation, speed, etc. Whether it is a gentle female voice, a calm male voice or a unique dialect, it can be easily cloned to add more personality and charm to your work.

Automatic speech recognition

Through automatic speech recognition technology, Heygem can convert human voice vocabulary into computer-readable input (text format), allowing computers to "understand" human language. This not only improves creative efficiency, but also facilitates subsequent editing and processing.

Computer Vision Technology

Computer vision technology plays an important role in the video synthesis process. Heygem uses this technology for visual processing, including face recognition and lip movement analysis, to ensure that the lip movement of the virtual image perfectly matches the voice and text content, making the synthesized video more realistic and credible.

4. Easy to get started, fast creation

Heygem's interface is simple and intuitive, and even beginners without a technical background can easily get started. You don't need to spend a lot of time and energy to learn complex operating skills. With just a few simple steps, you can quickly master the use of the software and start your digital image creation journey. At the same time, it also supports the import of multiple models and manages them through a one-click startup package, making it easy for you to choose the right model according to different creative needs and application scenarios.

5. Open source sharing, unlimited possibilities

As an open source tool, Heygem provides a broad space for developers and creators to develop. You can modify and expand the code according to your needs to achieve more personalized functions. At the same time, the power of the open source community will continue to promote the development and improvement of Heygem, making it even better.

6. Dependencies and installation, clear and concise

rely

Heygem requires some necessary dependencies to run, including Nodejs 18 and a specific Docker image. The specific Docker image can be pulled with the following command:

docker pull guiji2025/fun-asr:1.0.1
docker pull guiji2025/fish-speech-ziming:1.0.39
docker pull guiji2025/heygem.ai:0.0.7_sdk_slim

Install

The installation process is also very detailed and clear. The document provides detailed instructions for system requirements, disk space, WSL installation, Docker installation, server installation and other steps, and is accompanied by corresponding screenshots. Even novices can complete the installation smoothly according to the steps.

If you are eager to show your creativity in the field of video synthesis, but are worried about privacy and usage restrictions, then Heygem is definitely your best choice. Come and experience this powerful offline video synthesis tool and start your digital creation journey!