Unsemantic CSS Framework is described as 'Unsemantic is a fluid grid system that is the successor to the 960 Grid System. It works in a similar way, but instead of being a set number of columns, it's entirely based on percentages' and is a CSS Framework in the Development category. There are more than 50 alternatives to Unsemantic CSS Framework for a variety of platforms, including Online / Web-based, Self-Hosted solutions, Mac, Windows and Linux. The best alternative is Bootstrap, which is both free and Open Source. Other great apps like Unsemantic CSS Framework are Materialize (Free, Open Source), UIkit (Free, Open Source), Tailwind CSS (Free, Open Source) and Semantic UI (Free, Open Source).