Bootstrap - Simple and flexible HTML, CSS, and JS for popular UI components and interactions
Foundation - The most advanced responsive front-end framework in the world
Semantic UI - A UI Component library implemented using a set of specifications designed around natural language
Materialize CSS - A modern responsive front-end framework based on Material Design
Axis - About Axis · The Axis difference · Sustainability · Security market · Social hub · Customer stories · Management team · History · Investor relations · Career · Axis Experience Center · Keep you video safe from cybersecurity threats.
Spectre.css - Lightweight, responsive and modern CSS framework for faster and extensible development.