Bash script that helps you configure Alacritty terminal on GNU/Linux distros. It is strongly recommended to use the -b option before you use any other option or make a backup manually of your config file. You can use the -r option to restore it.
You can increase/decrase opacity and text size, download themes from this repo and then set a random theme or choose the one you like the most with dmenu, you can also change the font with dmenu.
Use -h option for more details.