GBrain alternatives
GBrain is an open-source AI assistant that integrates with various platforms including BSD, JavaScript, Linux, Mac, Typescript, and Windows. It enables users to train an AI agent using personal data such as meetings, emails, and calendar events, allowing the agent to learn and improve over time. The system uses PGLite for a fast, local database setup and supports integration with frontier models like Claude Opus and GPT-5.4.