Linux Ubuntu 18.04
cd ~/Downloads
wget http://packages.elementary.io/appcenter/pool/main/c/com.github.alecaddd.sequeler/com.github.alecaddd.sequeler_0.5.5_amd64.deb
sudo dpkg -i com.github.alecaddd.sequeler_0.5.5_amd64.deb
sudo apt-get install com.github.alecaddd.sequeler
Please let me know in the comments if this helped you out or if you feel there should be extra steps.
It is not working on Ubuntu 20.04 LTS.
Could you please help me with this to install?