Open Source Resources for Web Application Developers

Cotyledon Mini Icons designed by Web Icon Set, released exclusively here at WebAppers, features 20 beautiful 16×16px icons. Each icon comes in PNG format. You can use them on both personal and commercial projects.

Cotyledon Mini Icons includes Email, Comment, Save, Load, Star, Favourite, Home, Chart, Calendar, RSS, Document, Edit, Delete, Printer, User, Picture, Shopping Cart, Media, Alert, Search. You should also check out their Free Icons Section for more free icons download.

Just to remind you that you can also download our Web Application Icons we have released long time ago. They are free for download as well. Enjoy!

Click Here to Download Cotyledon Mini Icons

Hand-drawn Web Icon Set contains 247 icons for you. All the icons are available in 32px – best to use while designing websites or apps. But if you need bigger icons, there is 128px package included.

Hand Drawn Web icon set is free and it will always be free. You can use it for both commercial and non-commercial projects. You can modify the icons anyway you like.

Requirements: -
Demo: http://freebiesbooth.com/hand-drawn-web-icons
License: License Free

Webalys has created a Free User Interface Design Framework for Web Designers. It includes GUI library – Hundreds vector elements for interface design, Minimal UI icons set – 260 vector icons for Illustrator, Styles library – 200 styles to apply in Illustrator.

You can now design faster wireframes and create better mockup deliverables in Illustrator. You can customize easily the vectors GUI elements to your own needs : you can easily resize, color or tweak their appearance.

Requirements: -
Demo: http://www.webalys.com/design-interface…
License: License Free

We have mentioned Vector Based Gesture Icons for Touch Screen Interfaces earlier. Now we have got GestureWorks that ships with a library of over 200 built-in gestures.

Open Source Gesture Library is built upon an open source gesture framework, allowing developers to customize and extend the “gesture object” to create support for new gestures. You can download all free gesture and multitouch illustrations and icons. A variety of formats including scaleable formats are available.

Requirements: -
Demo: http://gestureworks.com/features/open-source-gestures/
License: BSD License

Iconic is a minimal set of icons consisting of 136 marks. To give the greatest flexibility, the icon set packages all icons in PNG, SVG, SWC, OFT/TTF/EOT and Omnigraffle stencil formats. Iconic tries to work with various tools/workflows to make your life a bit easier.

All raster-format icons come in a wide variety of colors in order for greater convenience. The colors hit all the major hues in the spectrum as well as many colors used in the scheme on this site.This set is currently licensed under the Creative Commons Attribution-Share Alike 3.0 license.

Requirements: -
Demo: http://somerandomdude.com/projects/iconic/
License: Creative Commons License

IconSweets2 is a huge free icon set containing 400+ icons both in 64×64 and 32×32 and 292 16×16 icons, all created as vector Photoshop shapes. It will crunch your icon thirst for all of your iPhone, iPad & Android apps or new web projects! You may use these icons for both commercial and non-commercial projects and customize them any way you like.

Requirements: -
Demo: http://iconsweets2.com/
License: License Free

The Noun Project collects, organizes and adds to the highly recognizable symbols that form the world’s visual language, so we may share them in a fun and meaningful way. The symbols on the site are and always will remain free. They believe symbols can not be effectively shared with the world if they are not free.

Requirements: -
Demo: http://www.thenounproject.com/
License: Creative Commons License

It is always helpful to have a nice collection of icons standing by for whenever you might need them. PSDtuts released Mobile Phone Icon Pack, which is an exciting set of free icons contains 10 icons in AI and PNG formats that you can drop into your designs.

Mobile Phone Icon Pack contains some of the most popular phones available including the iPhone 4, Blackberry Bold, Motorola Droid, HTC Evo 4G, Samsung Captivate, Acer Stream, LG Fathom, Nokia N8, Sony Ericsson Vivaz, and the Microsoft Kin.

Requirements: -
Demo: http://psd.tutsplus.com/freebies/icons/exclusive-freebie…
License: License Free

Pure CSS GUI icons is an experiment that uses pseudo-elements to create 84 simple GUI icons using CSS and semantic HTML. Shared as an exercise in creative problem solving and working within constraints.

Some of these GUI icons can only be created in browsers that support CSS3 transforms. It has been tested on Firefox 3.5+, Safari 5+, Chrome 5+, Opera 10.6+. However, this is not a “production ready” CSS icon set yet.

Requirements: Firefox 3.5+, Safari 5+, Chrome 5+, Opera 10.6+
Demo: http://nicolasgallagher.com/pure-css-gui-icons/
License: License Free