LiteChat is a modular and privacy-centric AI chat application tailored for developers, teams, and power users. It is fully client-side, storing all data locally via IndexedDB, ensuring no server dependencies and complete user control over data management. The app supports multiple AI providers, offering access to over 300 models and advanced features like prompt engineering and project organization. Notable functionalities include multi-provider integration, auto title generation, conversation sync with Git, and the ability to create automated workflows. Developers can utilize a robust code block editor, virtual file system, and Git integration for streamlined project management. The architecture emphasizes extensibility through a modding system, control modules, and event-driven communication. LiteChat is open-source, encourages community contributions, and provides comprehensive developer documentation for setup and customization. Users can explore the public version at litechat.dbuild.dev.