Once again MediaLoot has released a new icon set: Incredibly Detailed 3D Icon Set for free to download. This freebie icon set includes 30 icons and is packaged as 128px transparent PNG with slick detailed design. MediaLoot members will have access to the layered PSD files for all of these icons. You are free to use these icons for personal or commercial projects with attribution to MediaLoot.

IconDock just released a new free social media icon set Vector Social Media Icons. This icon set includes total 50 stylish icons of the most popular social media networks on the web. You can also find Retweet, Amazon, Slash Dot, Google Talk, App Store, Deviant Art, Posterous, Squidoo, Behance, Viddler and Qik social media network icons. The icons are designed in 32px and 16px vector format in three different file formats: vector EPS, PNG, and GIF.

IconEden.com offers free and premium hand-crafted royalty-free stock icons in professional designs at reasonable prices. You can use the set for all of your projects for free and without any restrictions. You can freely use it for both your private and commercial projects, including software, online services, templates and themes.

Shine is a set of 31 shiny realistic icons in five different size for both vector and pixel formats. With the fresh color scheme combines with prominent realistic shapes, Shine will make your websites and interfaces really stand out from the crowd. The Shine icon set has 31 icons ranging from 24px to 128px square icons.

Glossy Buttons is a set of 33 simple, crisp and well-designed icons. The combination of fresh color scheme and sharp shapes make the icons prominent and easy to use. The icons are available in SVG vector format and other graphic formats.

Yummy is a set of delicious, tasty and beautiful free iconset. Yummy contains 20 icons available in various sizes, from 48px square to 128px square. We also include scalable and editable vector icons in this set.

The Fresh Add-on contains 59 high quality fresh applicable icons as application and financial symbols to make your web applications and softwares more atractive and adorable.
Tutorial9 latest released another free icon pack for your projects. The design is stunning with monochrome color and minimal trend for totally 108 tiny icons. They are in transparent background and sized 32×32px .PNG format. You are allowed to use these icons in your personal and commercial projects without attribution, but it may not be redistributed anyway. This icon pack comes with 108 gray icons, but you can easily customize the color you want in Photoshop by using layer styles and apply Color Overlay to style. These 108 simple icons included in this set that design by Jasoncho.ca.
Download the monochrome minimal design icons.
