These useful (and most importantly free) pieces of software below are really useful when working on a TM1 project.
http://www.primopdf.com/
Allows you to write to pdf. Great for User guides or using in the TM1 report manager.
http://www.foxitsoftware.com/pdf/rd_intro.php
Allows you to read pdf files and no install required. Means you don't need adobe with the annoying popups. Need it to read the TM1 manuals
http://www.toadsoft.com/
Database querying tool. A must for when you hook up TM1 to oracle and is better than SQL enterprise manager when viewing sql databases.
