PUXL framework is a free and open-source and eco-friendly library to create front-end Web interfaces. It helps you build accessible and responsive sites with lightweight HTML.
Orange Boosted is a framework library accessible, ergonomic and Orange branded based on Bootstrap
Open source, lightweight, modern CSS framework built with Flexbox.
Fast Framework is the open source HTML5 Mobile Framework for building amazing, Super Fast, cross-platform hybrid native apps with HTML, JavaScript, and CSS.
An open-source budgeting web app created with Python using the Django framework.
An open-source framework for scroll animations
Lavish is a free, open source, 100% responsive and Modular CSS Framework