We are using several components & software pieces to shape Best of Joomla. Here we list them (on of the most FAQ)

Apparently, we use Joomla! as the Content Management System.

Credits are as below: 

• Best of Joomla! v2 Development by danialt, Design by greatpixels
• Fireboard forum component (Community) - Numinu fireboard template by greatpixels - is release under GNU/GPL License (Download section).
• Templates - Custom inhouse component -  Developed by danialt, design by greatpixels. It will not be released.
• News and Resources - Custom inhouse component - Developed by danialt, design by greatpixels. It will not be released.
• Private messaging system - Developed by danialt. It will be released (FireMessage)
• Downloads- Based on AdsManager , GNU/GPL License.