Integrate/Install Subversion PlugIn into Aptana 3

Before starting the integration of subversion, check for Aptana Updates and install them.

Now you are ready to start the integration. First of all, add theSubversion 

Update site under ‘Help’ -> ‘Install new Software’:

http://subclipse.tigris.org/update_1.4.x


After waiting for refreshing the listing, select the following entries and click next:
Subclipse:
Subclipse – Required
Subversion Client Adapter – Required
Subversion Native Library Adapter (JavaHL) – Strongly Recommended


Subclipse SVNKit Option:
JNA Library
SVNKit Client Adapter
SVNKit Library


After finishing the integration, you must again restart aptana.