This is oftentimes a query you lot inquire yourselves when you lot come upwardly across a file which has no extension, or has an extension that you lot produce non recognize. Often you lot cash inwards one's chips into this questioning agency spell trying to read an e-mail attachment, or a file you lot downloaded from the Internet. Often times it is likewise an archived document. The designer of TriEngine has looked through diverse types of documents, over 8000 of them together with has gear upwardly a database which he uses to compare the patterns inwards the files to brand the best jurist of the file type. This is useful generally for files inwards binary format. You tin cease download a re-create of the latest programme from hither or purpose an online version )of it. I did downlaod a windows version together with a .NET GUI version, only they had problems amongst a missing origin for unopen to XML file. You may plough over it a try. I used the online version to mee...