Must have UI and CSS Frameworks for Web

The Flat Hero UI Kit is not a complex frontend UI framework like Zurb's Foundation and the Bootstrap framework, but a smaller project with a lot fewer UI widgets included in the basic package.The UI kit is still under development, but there are quite a...

Flat UI was built on top of Twitter's well crafted Bootstrap interface toolkit and allows developers to quickly put user interfaces together by grabbing and assembling the parts they want from Flat UI. It uses Google Web Fonts, many CSS 3 effects and was...

Flatstrap is exactly like Bootstrap, but with flat colors (no gradients) and no rounded corners.All Bootstrap widgets and components are included, but with a different, flatter skin.Flatstrap is just an alternative to Bootstrap, but for designers that...

The CSS Flexible Box Layout Module is an unofficial, still under development W3C specification created to support responsive layouts natively. With this new specification, developers will be able to build responsive layouts without the help of complex CSS...

flexgrid provides a simple approach to working with the flexbox CSS property introduced with the newer 3rd standard iteration.This small Stylus file allows developers to easily place content on data columns that change their widths based on the available...

Flexible Grid System (or just flexible.gs) is a relatively new grid system on the Web tools market that has gained a lot of attention and followers thanks to a well design product.To plot out a responsive grid, flexible.gs uses a combination of CSS...

Fluqi merges the power of C# with the ready-made components provided by the jQuery UI framework. It simplifies the process of integrating these widgets in .NET environments and allows developers easy access without having to manually alter widgets and...

It eliminates the need and time spent on aligning fields, calculating margins and padding for forms.Form field alignment is based on the Fluid 960 Grid System.The form was built with care to preserve web standards and their semantic values, working...

Fraction.less is a collection of common styles for putting together a basic version of a project.Developers can use the default Fraction.less styles, or they can add their own modifications on top of them.The Fraction.less boilerplate was developed to...

The Free Bootstrap Admin Template provides an open source admin panel layout which you can immediately deploy within your applications.It includes basic widgets and components for all the data management operations that need to be covered in an app's...