Debian and Ubuntu packages for kUML.
curl -fsSL https://apt.kuml.dev/kuml.gpg | sudo tee /usr/share/keyrings/kuml.gpg > /dev/null echo "deb [signed-by=/usr/share/keyrings/kuml.gpg] https://apt.kuml.dev stable main" \ | sudo tee /etc/apt/sources.list.d/kuml.list sudo apt update && sudo apt install kuml