Creating Visual Studio 2010 Add-Ins - how to start?

I want to create a VS 2010 Add-Ins.I searched in the internet but most of guides were for VS 2008 or 2005. Can any one show me some usef开发者_StackOverflowul guide?

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This is the best place to Start with. Extending Visual Studio

Here are some cool Code samples of existing Extensions.

Developer Code Samples

Check out the Editor walkthroughs which gives you the basic and simple steps to get you started.

Have you tried Vs Pro-power tools:VS->Tools->Extensions manager->Online Extensions

This has some cool Extensions and gets updated every month or so.