Open K12 file

The most common choise: DataFlex index

How to open DataFlex index .k12 files

Have you had trouble opening the k12 file on your computer? What are k12 files? We explain what they are and recommend software that we know will open them.

What is k12 file?

A k12 file extension is related to the DataFlex, a 4GL object oriented programming language.

DataFlex index description

The k12 file extension is used for index files created by the DataFlex 4GL object oriented database programming language developed in 1978 by Data Access Corporation.

DataFlex index files have a .K* extension. The * of K* is a one or two digit number. Values of K* will range from K1 through K15.

Suggested software to open k12 file


A relational, 4GL Object Oriented database programming language

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.