BLL File Type

- The quick facts

What are BLL files and how to open them

Are you having problems opening a BLL file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a BLL file?

A .BLL file is a Borland Language Library file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open BLL files

Important: Different programs may use files with the BLL file extension for different purposes, so unless you are sure which format your BLL file is, you may need to try a few different programs.

While we have not verified the app ourselves yet, our users have suggested a single BLL opener which you will find listed below.

Last updated: January 6, 2015

Suggest another file format using extension BLL

While we know of one file format using the .BLL file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .BLL file.

Various apps that use files with this extension

These apps are known to open certain types of BLL files. Remember, different programs may use BLL files for different purposes, so you may need to try out a few of them to be able to open your specific file.