If you are building AI-powered apps and feeling the cost of cloud API bills — or the anxiety of sending user data off-device — Lemonade is worth your time.

Lemonade is an open-source local AI server (3.7k stars, sponsored by AMD) that runs LLMs, image generation, speech-to-text, and text-to-speech entirely on your own hardware. It exposes a standard OpenAI-compatible API, so switching from a cloud provider means changing one URL. The project just shipped v10.3, its biggest release yet.

What is Lemonade?

Lemonade installs as a system service and manages everything: model downloads, backend selection, and a unified REST endpoint at http://localhost:13305/v1 .…