The C++ build system that just works.
You can find pre-built binaries of Sun for Windows, Linux, & MacOS in the releases.
You can easily install sun via Chocolatey as follows:
choco source add -n "Calamity, Inc." -s https://choco.calamity.gg/index.json
choco install sun
You can easily install sun via APT as follows:
wget -qO- https://calamity-inc.github.io/deb-repo/key.gpg | sudo tee /usr/share/keyrings/calamity-inc.gpg > /dev/null
echo "deb [signed-by=/usr/share/keyrings/calamity-inc.gpg] https://calamity-inc.github.io/deb-repo/ buster main" | sudo tee /etc/apt/sources.list.d/calamity-inc.list > /dev/null
sudo apt update
sudo apt install sun
The distribution name "buster" is hardcoded. See here for operating system requirements.