Learning RegEx is easier than you think. You can use this tool to easily learn, practice, test and share RegEx. Like it or not, RegEx is a powerfull tool that you will need sooner or later. RegEx Learn is an open source project that is introducing you to the RegEx world teaching you the basics and it offers a nice an interactive journey containing 55 lessons and excercies.

There is also a cheat sheet and a RegEx playground cooming soon. Go check out the project at regexlearn.com and let us know on @twitter what you think.