Vellum
A personal AI assistant that evolves with you
...The system integrates with macOS, Telegram, Slack, SMS, and additional communication channels while maintaining shared memory and context across platforms. Its architecture combines local-first storage, tool orchestration, sandboxed execution, and extensible workflow automation to allow assistants to read files, manage schedules, send messages, browse the web, and control applications. The repository includes a Bun-based runtime, CLI tooling, gateway services, and native macOS clients designed for modular deployment and customization.