The tournament was scheduled to be hosted by Libya, until CAF withdrew the hosting rights in August 2014 due to civil unrest in the country.
Sixteen countries will be competing in the biggest football tournament on the continent.
Group A has hosts Gabon, Burkina Faso, Cameroon and Guinea-Bissau. Group B is made up of Algeria, Tunisia, Senegal and Zimbabwe. In Group C are defending champions Ivory Coast, DR Congo, Morocco and Togo with Ghana, Mali, Egypt and Uganda making up Group D.
Four venues were confirmed in October 2016 to host the competition. They are the 40,000-capacity Stade de l’Amitié, 22,000-capacity Stade de Franceville, 20,000-capacity Stade d’Oyem, and another 20,000-capacity Stade de Port-Gentil.
Hosts Gabon will play Guinea-Bissau in the opening game today with Cameroon taking on Burkina Faso in the second game.
The 2017 African champions will qualify for the 2017 FIFA Confederations Cup in Russia. The tournament coincides with the 60th anniversary of the Cup of Nations