Did you ever wonder what those three words after the name of the file mean? If like me you’ve questioned yourself about the meaning of those words let me tell you that now you can know everything you need to know about file extensions at a site that features descriptions of all extensions.

This site has over 1,000 file extension description and is very easy to navigate through.

Check file extension jar as an example.

From now on all extensions will start to have a meaning if you make good use of this site.

It’s always good to see such sites appear because they are very useful.