A cnf file extension is related to the MySQL, a relational database management system for various platforms. A cnf file stores startup configuration data.
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.CNF file extension - MySQL startup configuration
What is cnf file? How to open cnf files?
File type specification:
The cnf file extension is associated with the MySQL. MySQL is relational database management system (RDBMS).
MySQL startup configuration file (named my.cnf) contains startup options of the MySQL server and related products and components.
The cnf file extension is used by MySQL for Linux, Unix and Mac OS X (macOS). Windows version of MySQL uses .ini file extension.
The default software associated to open cnf file:
Company or developer:
Oracle Corporation
A popular open source relational database management system, MySQL is used on many Internet database servers. It is able to provide multi-user access to number of databases.
Company or developer:
Oracle Corporation
MySQL Enterprise Edition is commercial version of MySQL for business customers developed by Oracle. It is recommended version of MysQL for business-critical applications.
MySQL Enterprise Edition for Mac 
Company or developer:
Oracle Corporation
MySQL Enterprise Edition for Mac is commercial version of MySQL for business customers developed by Oracle. It is recommended version of MysQL for business-critical applications.
Company or developer:
Oracle Corporation
MySQL for Mac is popular open source relational database management system distributed under GNU General Public License that is used on many Internet database servers. It is able to provide multi-user access to number of databases.
List of recommended software applications associated to the .cnf file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open cnf file, edit cnf file, convert cnf file, view cnf file, play cnf file etc. (if exist software for corresponding action in File-Extensions.org's database).
Settings file type for software that use cnf file - MySQL startup configuration
Programs supporting the exension cnf on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for settings cnf file action.
Microsoft Windows:
Main software associated with cnf file by default:
MySQL
MySQL Enterprise Edition
Apple macOS / Mac OS X:
Main software associated with cnf file by default:
MySQL Enterprise Edition for Mac
MySQL for Mac
