Old versions of CIMTool are still available as listed below. These are complete packages including the eclipse platform. The links indicate the version and operating system.
Windows 32 Bit
http://files.cimtool.org/CIMTool-Eclipse-1.6.9.zip
http://files.cimtool.org/CIMTool-Eclipse-1.7.1.zip
http://files.cimtool.org/CIMTool-Eclipse-1.7.3.zip
http://files.cimtool.org/CIMTool-Eclipse-1.8.1.zip
http://files.cimtool.org/CIMTool-Eclipse-1.8.2.zip
http://files.cimtool.org/CIMTool-Eclipse-1.8.3.zip
Linux 64 Bit, MacOSX 64 Bit, Windows 32 Bit and Windows 64 Bit
http://files.cimtool.org/CIMTool-1.9.1-linux.gtk.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.1-macosx.cocoa.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.1-win32.win32.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.1-win32.win32.x86.zip
http://files.cimtool.org/CIMTool-1.9.2-linux.gtk.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.2-macosx.cocoa.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.2-win32.win32.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.2-win32.win32.x86.zip
http://files.cimtool.org/CIMTool-1.9.3-linux.gtk.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.3-macosx.cocoa.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.3-win32.win32.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.3-win32.win32.x86.zip
http://files.cimtool.org/CIMTool-1.9.4-linux.gtk.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.4-macosx.cocoa.x86_64.zip
http://files.cimtool.org/CIMTool-1.9.4-win32.win32.x86_64.zip