TGA stands for TAGRA (Truevision Advanced Raster Graphics Adapter) which was native format of TARGA and VISTA boards. The VISTA and TAGRA were the first graphics cards compatible with IBM PCs. TGA is still used extensively throughout the animation and video industry because its primary intended outputs are standard TV screens, not colour printed pages. Now, this format is not very rare and complicated to deal with, and a lot of software made to handle these files. There are multiple software available for free now in the market to view and edit these files. With those softwares, you can see, import, export and modify the TPA files easily. You can crop, color, rotate and perform various functions on the data in the software. A list of free available software which support TGA file is given below. Take a look and use the best which suits your need.