A file extension
The table below provides useful information about the .a file extension. It answers questions such as:
- What is the .a file?
- What program do I need to open a .a file?
- How can the .a file be opened, edited or printed?
- How can I convert .a files to another format?
We hope you find this page helpful and a valuable resource!
2 extension(s) and 0 alias(es) found in database
✅ Unix AR Archive
"A" file is an Unix AR Archive. An AR archive is a single file holding a collection of other files in a structure that makes it possible to retrieve the original individual files (objects).
✅ STK Attitude
A file is an STK Attitude. STK (Systems Tool Kit) is a physics-based software geometry engine that accurately displays and analyzes land, sea, air, and space assets in real or simulated time. An Attitude file is an ASCII text file formatted for compatibility with STK that ends in a .a extension. Attitude files can be useful when you need to provide STK with data for a vehicle to model certain unique circumstances.
Other types of files may also use the .a file extension.
🔴 Can't open a .a file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .a file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
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