Streamlit documentation

Streamlit is an open-source Python library that makes it easy to create and share beautiful, custom web apps for machine learning and data science. In just a few minutes you can build and deploy powerful data apps. So let's get started!

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Get started introduces you to the world of Streamlit! Learn the fundamental concepts, set up your development environment, and start coding!

description

Streamlit library includes our API reference, and guides to all of Streamlit's features in the core library including caching, theming, Streamlit Components, and more!

cloud

Streamlit Community Cloud is an open and free platform for the community to deploy, discover, and share Streamlit apps and code with each other. Create a new app, share it with the community, get feedback, iterate quickly with live code updates, and have an impact!

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Knowledge base is a self-serve library of tips, step-by-step tutorials, and articles that answer your questions about creating and deploying Streamlit apps.

layers

New popover element

Introducing st.popover to create popover elements in your Streamlit apps.

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Video subtitles

You can now add subtitles to st.video!

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st.AppTest improvements

AppTest now supports st.expanderand st.status. You can also pass functions that accept arguments to AppTest.from_function.

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Major memory leak fix

We've fixed a significant memory leak. Upgrade today to boost your app's performance.

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Custom component improvements

The timeout warning for custom components was replaced with an element skeleton to improve the UX for slow loading components, especially in some cloud hosted platforms.

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glide-data-grid 6.0.4

Streamlit now uses glide-data-grid version 6.0.4 which fixes a variety of issues. Upgrade today!

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Join the community

Streamlit is more than just a way to make data apps, it's also a community of creators that share their apps and ideas and help each other make their work better. Please come join us on the community forum. We love to hear your questions, ideas, and help you work through your bugs — stop by today!

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