Free UI and CSS Frameworks for Web

Bootstrap is a famous frontend UI development framework, widely adopted by most of today's developers. React is a complex JavaScript framework, developed by Facebook, using a declarative, XML-like syntax known as JSX. React Bootstrap ports the latest...

OpenUI5 is a great toolkit to have at your disposal if you're a Web developer looking for an alternative to more accomplished frontend frameworks like Bootstrap, UIkit, or Foundation. This UI toolkit is above all open sourced, focused on HTML5, and...

Toastr8 is a jQuery plugin for showing notifications in the corner of the page, popups that convey a simple message whenever users have taken or need to take a certain action.What makes this plugin unique amongst its peers is the style of this messages,...

Flat design is currently one of the hottest design trends around, heavily inspired by the Windows Metro (now known as Modern) design language.While everyone expects interest to die down as time goes by, you currently can't find a job in Web design that...

AdminLTE is nothing more than a collection of various UI widgets and components, all added on top of a Bootstrap installation, put together to cut down development time when working on backends & dashboards. While AdminLTE is quite large, you can easily...

PocketGrid is an open source CSS grid system for creating Web pages where the content is arranged with the help of a grid display.Developers can create custom sized grids, controlling the number of columns and rows, nesting columns into each other, and...

HumbleGS is a robust grid system for building fixed-width and responsive Web pages.It can be used to arrange content on a series of rows and columns, making sure everything renders in the place you want it to appear, while also shifting it around so it...

Pure Typography is a typographic package for Pure projects. The library adds a CSS stylesheet full of basic display rules for Web typography elements.This ensures these elements are rendered properly on the page, taking into account and following...

Breakpoint is a collection of Sass mixins that simplify the way developers can create and later manage breakpoints (CSS media query thresholds). The library is quite easy to use and allows developers to declare a variable with the breakpoint's...

Modeled after Bootstrap and jQuery UI, W2UI provides a wide range of UI widgets to use when developing Web interfaces. It basically allows developers to build their own customized interfaces, using pre-made versatile components.W2UI was previously known...