Yes, the software supports a wide range of 2D files including DWG format. You can perform some basic editing, drafting and printing within the application. Of course, for more complex operations, you'll have to use the Autodesk's products, but once the file has been finished, you can customize it with the help of Draftsight.
The software is available for download and can be installed on Windows in 32bit or 64bit architecture modes.