We already have installers for the following 5 platforms:

Lin32/64
OSX Cocoa 32/64
Win32

Additionally, Win64 (Assume WinXP and Win7) has been requested:

• https://issues.jboss.org/browse/JBIDE-2720
• https://issues.jboss.org/browse/JBDS-411
• https://issues.jboss.org/browse/JBDS-1379

All the above ought to be contained in a single JBDS JIRA, including mentioning underlying platform prereqs (eg., on linux, need gtk2 installed [0], [1])

[0] http://www.eclipse.org/projects/project-plan.php?projectid=eclipse#target_environments (Eclipse 3.7 / JBT 3.3 / JBDS 5)
[1] http://www.eclipse.org/projects/project-plan.php?planurl=http://www.eclipse.org/eclipse/development/plans/eclipse_project_plan_3_6.xml#target_environments (Eclipse 3.6 / JBT 3.2 / JBDS 4.x)