https://www.openfest.org/2017/en/2017/11/27/video-from-openfest-2017-talks/ OpenFest is the only conference of its kind in Bulgaria, dedicated to open culture, free and open-source software, the free exchange of knowledge - a festival of the open culture. Mon, 27 Nov 2017 10:04:01 +0000 hourly 1 https://wordpress.org/?v=5.2.20