We don't know any good Vana open-source alternatives yet.
You are more than welcome to suggest any alternatives that you know of, or ask the community for suggestions.
Alternatively, we recommend checking out LibHunt for open-source libraries and alternatives to Vana.
I enjoy using this app as it lets me create a virtual version of myself. It's versatile across various applications, and having full control is a significant AI advantage. I particularly appreciate using it to replicate my voice and generate personalized selfies. Check out the website for a closer look.