Open Source Resources for Web Application Developers

Ladda is a set of buttons which merge loading indicators into themselves to bridge the gap between action and feedback. It’s a UI concept which merges loading indicators into the action that invoked them. Primarily intended for use with forms where it gives users immediate feedback upon submit rather than leaving them wondering while the browser does its thing.

Requirements: JavaScript Framework
Demo: http://lab.hakim.se/ladda/
License: MIT License

Social media buttons are presented today on every website design. They are used to promote your business on social networks and get in return potential customers. There are plenty of free social media icons sets out there but in this tutorial show us how to Create 3D Social Media Buttons with CSS3. It’s free to use these buttons into your projects and create new ones.

Requirements: CSS3
Demo: http://flashuser.net/tutorial/css3-social-media-buttons/
License: License Free

Flat UI Free is made on the basis of Twitter Bootstrap in a stunning flat-style, and the kit also includes a PSD version for designers. Flat UI Free contains many basic and complex components which are great for designers to have at hand: buttons, inputs, button groups, selects, checkboxes and radio-buttons, tags, menus, progress bars and sliders, navigation elements and more.

Colored, stylish icons can easily be modified and used in a wide variety of projects, as they contain original layers. Glyphs are also available in psd, html/css and svg formats. The kit also includes color swatches – no worrying over color choices here – with 10 colors that perfectly suit each other. Flat UI Free is made using the Lato typeface, which can be downloaded for free.

Requirements: -
Demo: http://designmodo.com/demo/flat-ui/
License: Creative Commons 3.0 License

Have a good interface is key to guide them through the content and meet their expectations. A good User Interface is consistent and can make a website easier to understand and use. Also, a beautiful UI can be a critical point for users when deciding between two websites or applications.

Here you will find the simple and Fresh UI Kit by Abhimanyu Rana. You can download it directly here. Also, you can take a look at A Comprehensive Collection of Free UI Kits & Templates we have published some time ago as well.

Requirements: -
Download: http://d.pr/f/rEyg
License: License Free

CSS3 Pictogram Button is a set of 43 button with three different styles and six different colors and using entypo pictogram for replacing the images.

Three different styles includes : Beveled, Rectangle and Rounded. While there are six colors you can choose : Orange, Magenta, Cyan, Red, Black and Green. Those buttons also have three different states : normal, hover and active. No images, all buttons are using CSS and font.

Requirements: CSS3 Support
Demo: http://www.webstuffshare.com/2012/05/css3-pictogram-button/
License: License Free

Whether you’re designing a website or a web application, you’ll need buttons for it. Now, with CSS3’s help, it was never easier to create nice looking buttons. In the article: Just some other awesome CSS3 buttons, you’ll learn how to create some cool CSS3 buttons in just a few steps.

The buttons are scalable, depending on font size. And styles as color and background are easy to update via CSS. The buttons do not use any image, automatically there’s no extra HTTP image request. No image to load means faster rendering.

Requirements: CSS3 supported browsers
Demo: http://www.red-team-design.com/just-another-awesome-css3…
License: License Free

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Google rolled out a new design across many of their services as part of the Google+ launch. The new look presents a sleeker, simplified Google that puts the emphasis on your data and not on the interface. Part of the design’s success are the new buttons.

Great UIs tend to have simple, obvious buttons that are standard across the entire application. Pixify has created Google+ Buttons in CSS that you can apply to your app’s UI. You can also check out Use Apple OS X Lion to Improve Your UI.

Requirements: Firefox, Chrome, Safari, IE7+, IE6
Demo: http://pixify.com/blog/use-google-plus-to-improve-your-ui/
License: Creative Commons License

This is a collection of buttons that show what is possible using CSS3. Almost all of these buttons look best in Chrome and Safari on OSX. They look almost as good in Firefox, with all other browsers receiving a less-styled button.

Requirements: CSS3
Demo: http://ubuwaits.github.com/css3-buttons/
License: License Free

BonBon Buttons are sweet CSS3 buttons that are sexy looking, really flexible, but with the most minimalistic markup as possible. There are 3 different materials. A “mate”, “glossy” and a “glass” version. The difference of the later two is that the glass version adds a dark blurry text-shadow which makes it look like you can see trough the button to its bottom.

However, BonBon Buttons are not meant to be used on your next project that targets the average internet user. He just wanted to show a couple techniques how to use some of the new CSS3/HTML5 features. So only the current version of Safari, Chrome and Firefox are supported.

Requirements: CSS3 Support
Demo: http://lab.simurai.com/css/buttons/
License: License Free