Missing maven integration for eclipse(Extras)

I want to install maven plugin on eclipse helios but I can only find the core plugin in market place and extras plugin (maven integration for ecl开发者_如何学Pythonipse(Extras)) is missing. can some one please help in this installation and update me that why Extras have been removed from marketplace.

Regards

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Firstly, you may want to use Eclipse Indigo (3.7), which comes with m2e (successor to m2eclipse).

If not, you can install m2eclipse-extras the traditional way, "Install new software..." using the archived releases.