Data Canvas is an innovative digital workspace designed for seamless note-taking, task management, and idea organization. Unlike traditional text editors, it provides a block-based structure, allowing users to create and arrange content flexibly. With features such as rich text editing, drag-and-drop organization, real-time collaboration, and database integration, Data Canvas serves as a versatile platform for both personal and collaborative use. Leveraging modern web technologies, it ensures an intuitive and efficient user experience. This paper explores the architecture, core functionalities, and potential applications of Data Canvas, highlighting its impact on productivity and information management.