Videomass is a free, open source and cross-platform GUI for FFmpeg and youtube-dl
This PPA currently publishes packages for Ubuntu 20.04 Focal (for now)
To install Videomass add this PPA to your system:
$ sudo add-apt-repository ppa:jeanslack/videomass
$ sudo apt-get update
$ sudo apt install python3-videomass
Currently two ports are released for GTK2 and GTK3. Please visit Known Problems web page to find out which porting is compatible with your Linux distribution.
New: starting from Videomass v3.3.0 a portable version is also available.
Visit the SourceForge web page and choose the one that works best for you!
MacOs users should use the disk image file (.dmg) available at SourceForge website.
It contains everything you need to run Videomass.
For some functional limitations related to the above packages (not for Ubuntu PPA) see Known Problems.