eComStation is an enhanced bundle of OS/2 released by Serenity System. It had as a base IBM OS/2 Warp 4.52 (aka Convenience Pack 2 - 2002 April) and many other software to enhance the user experience like Xworkplace (www.xworkplace.org), Newview (replacement for view.exe) and many other stuff that are not freely available for OS/2.It will be good for you to check ecomstation.com and also check hobbes that is out main repository for OS/2 shareware and freeware (http://hobbes.nmsu.edu/)
Also check out the news at OS2World.com.