Linux Mint

For Mint package install, go to:
    Administration->Software Sources->Additional Repositories->Add a new repository
   
(on some versions of Mint, you may have to substitute System for Administration) and enter the following line:

For Mint 18

deb [trusted=yes] https://cinelerra-gg.org/download/pkgs/mint18 xenial main

IMPORTANT NOTE: if you get “malformed input” error, you will have to create a file by typing the command:

    sudo touch /etc/apt/sources.list.d/additional-repositories.list
Then wait 10 minutes or so and try using the Gui Update Manager again.

For Mint 19

deb [trusted=yes] https://cinelerra-gg.org/download/pkgs/mint19 bionic main

IMPORTANT NOTE: if you get “malformed input” error, you will have to create a file by typing the command:

    sudo touch /etc/apt/sources.list.d/additional-repositories.list
Then wait 10 minutes or so and try using the Gui Update Manager again.

For Mint 20

deb [trusted=yes] https://cinelerra-gg.org/download/pkgs/mint20 focal main

IMPORTANT NOTE: if you get “malformed input” error, you will have to create a file by typing the command:

    sudo touch /etc/apt/sources.list.d/additional-repositories.list
Then wait 10 minutes or so and try using the Gui Update Manager again.

Then run these commands from a terminal to install:

sudo apt update
sudo apt install cin

To update a previous install, run:

sudo apt update
sudo apt upgrade cin

To remove Cinelerra-GG, run:

sudo apt remove cin