You can download the essential tools listed below for malayalam typing in various platforms.

Please note that you dont need any tools to type in the Malayalam Wikimedia projects, as we have an in-built keyboard system on every project.
Developed By Kevin, Anjaly is a very widely used Malayalam font
Mozhi is the prefered tool to type on any active window. Developed by Raj (Peringodan), this is a very common input methode for windows platforms
Varamozhi is the malayalam editor similar to Notepad. Developed by Cibu Johny, this is built on the most widely used transliterational system for malayalam
Swanalekha is a popular keyboard system for linux. Developed by the Swathanthra malayalam computing
Mozhi style malayalam input methode for linux. Developed by Evuraan from