CategoriesWeb Application Framework
Companies in the category 'Web Application Framework'
These are companies that provide an open source framework for building web applications, offering structure and tools for rapid development.
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Rio
Python web app framework, no JS required
Rio is an open-source Python framework for building web applications and local desktop apps without requiring any HTML, CSS, or JavaScript. It brings React-style declarative components to Python, enabling developers to create modern, type-safe UIs entirely in Python. Rio apps can run both in the browser and as native desktop applications via a built-in webview.
Location: San Francisco, CA, USA
Founded: 2023
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Apache-2.0
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Updated: April 28, 2026
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