File Extension Library


.A1 File Extension

  • Developer by: Free Pascal team
  • Category: Archive and compressed Files

What are .A1 files and how to open them?

Can't open .A1 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .A1 file.

What is a .A1 file extension?

.A1 file extension is created by Free Pascal team. .A1 has been classified as Archive and compressed Files.

.A1 is Free Pascal archive

The a1 file extension is related to the Free Pascal, an open source compiler for Pascal and Object Pascal programming languages, available for various platforms.

The a1 file contains archive from Free Pascal.


How to open:

Use Free Pascal to work with *.a1 files.

How to convert:

As far as we know, this .a1 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .A1 files

  1. You need to update the application that you normally use to open .A1 files. Only the latest version of the software supports the current .A1 file format
  2. You need to check the .A1 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)