The next Fes Festival of World Sacred Music is planned for May/June 2022 but we don’t have dates yet. You can expect more details from September 2021.
Here’s my latest article on the Lonely Planet website: https://www.lonelyplanet.com/articles/spotlight-on-fes-festival-of-world-sacred-music
The Fes Festival of Sufi Culture is scheduled for 9-16 October 2021. Last year it was held successfully online, with master classes continuing throughout the year. A decision around the 2021 festival’s being held in Fez or on line has not yet been made. Watch this space!
You can read about it here: https://www.lonelyplanet.com/articles/spotlight-festival-sufi-culture-fez-morocco