Based on our record, OpenWith Enhanced should be more popular than File-Extensions.org. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
File-extensions.org lists following files for .3 extension:. Source: 12 months ago
I tried this, for some reason didn't work. I used this instead http://extensions.frieger.com/owdesc.php. Source: 11 months ago
Frieger Please scan it before testing as I never tested it. Source: about 1 year ago
FileProInfo - It's All About Files, Software, Online Tools - 100% Free
FileInfo.com - FileInfo is the central file extensions registry and contains a database of over 10,000 file types.
FILExt - Open, view and convert files online
GroupDocs - GroupDocs is a web-based service for online document sharing, collaboration and management.
OpenWith.org - Do you have files on your computer that you don't know how to open?
Convertio - File Conversion in the Cloud