Tamil Letter Type is a Chrome add-on developed by Anan Wave. This free program allows users to type and copy Tamil letters directly in their browser. With just a click, users can switch to the Tamil language and start typing using the Tamil letters provided.

One of the main features of Tamil Letter Type is the ability to access additional Tamil letters by clicking on the "More" option. This expands the range of characters available for users to type and copy.

The program is easy to install and use, making it convenient for anyone who needs to type and copy Tamil letters while browsing the internet. The source code for Tamil Letter Type is also available under a CC license on GitHub, allowing users to contribute and customize the add-on to their needs.