SandDance is an open-source data visualization tool that helps users explore and understand their data through unit visualizations. It features smooth transitions and a modular design, making it easy to integrate into custom applications. The project is actively developed on GitHub, inviting community contributions.

Superset is a modern, enterprise-ready business intelligence web application designed for data exploration and visualization. It offers a no-code interface, a powerful SQL editor, and support for various SQL databases, making it a flexible alternative to proprietary BI tools. The platform is highly extensible and built for scalability in cloud environments.