ShellAgent is an innovative AI platform that enables everyone to easily create and publish their own AI applications through zero-code workflows. This article provides a detailed introduction to ShellAgent's core components, model library, API connections, and custom tools, demonstrating how to simplify the AI application development process through an intuitive drag-and-drop interface. ShellAgent's commitment to open-source principles and the democratization of AI offers new possibilities for the widespread adoption and innovation of AI technology.