可能M4真的是个图标控，只要看到好看的图标，就会收集起来。今天看到的22组图标，主要是网页设计中常用的，我想信，在你下一次设计的时候，一定会用得到。
Adobe Icon Sets
Icon replacement for Creative Suite 5 based on a mix of CS5’s product box and icon design. 37 application icons, 300 document icons with application folder icons.
Download (CS5 Icons – Mac OS X Icons, 50 MB)
Download (CS5 Icons – iContainers, 43 MB)
Icon set replacement for recently released Creative Studio 4 based on retail product box design once again. Let me know if I’m missing any other CS4 apps.
Download (CS4 Icons, 26 MB)
All app & document icons now have 512×512 resource for Mac OS X Leopard. Some of them are updated to look cleaner and more icons are added for other Adobe apps. Folder icons are also included.
Download (CS3 Icon Replacement, 65 MB)
Upojenie Icon Set
All default iPhone/iPod Touch icons. Some 3rd party app icons. Total of 40 icons (+11 alts). Wallpaper, Dock, Pageindicators, Badge, closebox and info.plist.
Download (.zip, 6 MB)
Utilize Icon Set
A fresh new take on the classic utility icons. Includes AirPort Utility, Activity Monitor, Network Utility, and more.
Download (.zip, 160 KB)
Sabre Snow Black and Silver
This is a Set of Icons for Grapich Loverz! by miniMAC – Powered for OSXmagazine
Download (.zip, 52 MB)
Devine icons
This Package comes with 184 Unique Icons for your every Need. Devine Icons are very simple, but stunningly beautiful if you use a good theme. The most difficult part is making Apps.
Download (.zip, 49 MB)
Social vintage icons
A new icon set from webtoolkit4.me! This time it’s all about vintage. 21 icons that can be used anywhere. In the zip file you will find png files (64×82). Free for personal and commercial use. Which means that you can use them for your personal blog or your client’s website but NOT to sell them.
Download (.zip, 192 KB)
Elegant Media Icons
These icons have no restrictions, so feel free to use them however you like. Redistribute, resell, or repackage them. The package includes 42 64×64 icons in both PNG and PSD form.
Download (.zip, 3 MB)
Elegant Themes Icon Pack For Free
These icons are restriction-free. Feel free to use and abuse them, redistribute them, resell them, or anything else you can think of. If you like them, then thank me by linking to this blog post Officially these icons are dual licensed under the GPL and MIT licenses. The pack includes 74 48×48px PNG icons.
Download (.zip, 205 KB)
Copenhagen Icon Set
If you are working on a web app, these icons will spice up any feature list. They are based on the most popular search terms from IconFinder, but targetted web design for web apps. The 25 icons cover many of features shown on web app sites, which include icons for client, payment, download, secure, email and many more.
Download (.zip package)
Outdated icons
Enjoy all these stuff belong to an outdated mattoid’s collections in his dusty attic in the 18th or 19th century!
Download (.zip, 1 MB)
iDroid Icon Set
iDroid is a fresh and elegant replacement icon set for the Android OS in use on many modern handsets, such as the HTC Hero. The icons found on this page are 48×48 png images, ready to be used by certain Home Replacement applications like PandaHome, OpenHome or dxTop. They can also be used with Bettercut.
Download (.zip, 205 KB)
Download .PSD Sources (.zip, 1 MB)
Monster icons
This icon set includes 48×48 icons.
Simplicio
Download (.rar, 2.3 MB)
Incredible Heart Social Media Icon Set
Amazing grunge, hand drawn heart Social Bookmarking Icons For delicious, digg, technorati, facebook, twitter, reddit, mix, and stumbleuopn. All the icons come in PNG format, in three Dimensions – 32×32, 64×64 and 128×128.
Download (.zip, 148 KB)
Extreme Grunge Garments Icons
This high quality, hand made, icon pack is full with 9 Extreme Grunge Social Media Garments. Each icon is in .png format with transparent backgrounds, sized at 256×256px. Icons are free for commercial and personal use.
Download (.zip, 7.64 MB)
Hand Drawn Icon Sets
This icon set includes 49 hand drawn icons.
Download (.zip, 5.7 MB)
Ciceronian Icon Set
This icon set includes 23 59×59 px icons.
Colorstroke free hand icon set
ColorStroked freehand Icon set includes over 22 graphics tailored icons for your personal needs. You may download and use it as you like. This pack includes many social media icons such as Delicious, Digg, Flickr, StumbleUpon, Technorati ,Twitter and WindowsLive. Moreover, universally and OS based icons such Tux, Windows, Terminal, Firefox, OppenOffice, Gimp etc is now available in the Free(ColorStroked) icon pack.
Download (.zip, 1 MB)
Kasual Icon Set
This icon set includes 150+ kasual icons, both ico and png.
Download (.7z, 11.3 MB). If you don’t have 7-zip, download it from http://www.7-zip.org/.
ID Icon Set
Download (.zip, 3.4 MB)