90 beautiful, useful and free icon sets

Following the previous 20 Gorgeous Icon Sets That You Have To Pay For, here is a massive list of my favourite icon sets that are available for free download.

One can never have enough free icons

Paid premium icons are usually gorgeous, but we can never say enough to a free and beautiful icon set, can we?

There is a possibility that I spend too much time searching for the perfect icon, so I gathered all my links and made this list of my favourite icon sets to share with you.

Beware that when using some of these icons you have to credit the designer somehow. Also, some of these icons can only be used on non-commercial projects, so be sure to read the terms of use.

General icons

These icons sets have the usual suspects that we generally use for everyday projects: warning icons, delete icons, save icons, etc.

8. Free web development icons (4 sets)

Desktop and Apps

These icons were made to replace desktop application icons or to use on your desktop.

18. Fif7y icon sets – Safari, iLife, Adobe Suite, Mail, Dashboard

19. Ambit Designs – Safari, iChat, NetNewsWire, Hulu

22. Jonas Rask – Joost, iPhone, Newsfire, iTunes, Preview, Safari, Hulu, Tweetie

24. iConPack – Firefox, Adobe Suite

31. CS4 Creative Building Blocks

Twitter icons

Twitter has ruined every bird icon for us: whenever we see a bird now, we immediately associate with Twitter (or maybe it’s just me). Twitter icons are becoming a very popular thing to make and they are usually very pretty ones.

37. Twitter Block Icons

38. Birdies

39. TwitterJoy icons

40. 40 Sweet & Unique Twitter Graphics

41. Twitter Bird

42. Birdie

43. Twitter Bird Icons & Illustration

44. Free Twitter Icon Set

45. Cute Tweeters Icon Set

46. Twitter Icon Set

Social media icons

Happens to me all the time: I’m looking for a social media icon set with all the icons I need, but I never seem to find the perfect one, so I end up having to mix and mach different sets. Here are some of the best social media icon sets.