Find Mac development tools

I installed the mac virtual machines, but development tools do not know what it is, do not know the name, please know that for a download address.
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Go to developer.apple.com xcode
Relatively large, very long time under
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http://developer.apple.com/technologies/tools/
On the left there is a Free Download, xcode development tools, embedded SDK IB design, etc., can develop apple iphone OS system or software.

elfsundae.co.cc
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You need to go to Apple's website to register a developer ID
After logging related tools download
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To developer.apple.com

Click on the left side as needed IOS Dev Center, Mac Dev Center, or Safari Dev Center
Bottom left corner into the future, there Downloads-> Xcode and iOS SDK

http://developer.apple.com/devcenter/mac/index.action
You need to register an apple ID to download. Meanwhile on the page there are many free resources can browse.
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Thank you, yesterday tried, download how to become paid, maybe my English is not very good, try again tomorrow!
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Can not pay
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...... I ran into, he always circles Sign in with your Apple ID. . .