🐵 Your lightweight companion for building simple, interactive, and dynamic data apps in Python.

Preswald is a full-stack platform for building, deploying, and managing interactive data applications. It combines ingestion, storage, transformation, and visualization into one lightweight and powerful SDK. Whether you're prototyping internal tools or deploying production-grade apps, Preswald reduces complexity and cost without compromising flexibility.

• Code-First Simplicity. Minimal Python and SQL for powerful apps
• End-to-End Coverage. Handle ingestion, ETL, and visualization in one platform
• Efficient by Design. Avoid the sprawling complexity of the modern data stack while keeping what works.
• Connect to CSV, JSON, Parquet, or SQL databases in seconds.
• Fully Customizable Themes. Your app, your brand—just tweak images and names in preswald.toml.
• Go live on your machine with a single command.

• GitHub Issues: Found a bug? Let us know here.
• Community Forum: Reach out here
• Discussions: Share your ideas and ask questions in our discussion forum.
• Contributors: Meet the awesome people who make Preswald better here.