This repository provides itsallcode.org's Debian packages for the stable suite and main component. OpenFastTrace is the most prominent example.
Install the archive key in a dedicated APT keyring.
sudo install --directory --mode=0755 /etc/apt/keyrings curl --fail --silent --show-error --location \ https://apt.itsallcode.org/itsallcode-archive-keyring.asc \ | sudo gpg --dearmor --yes --output /etc/apt/keyrings/itsallcode-archive-keyring.gpg
Add the signed repository source.
echo 'deb [signed-by=/etc/apt/keyrings/itsallcode-archive-keyring.gpg] https://apt.itsallcode.org stable main' \ | sudo tee /etc/apt/sources.list.d/itsallcode.list > /dev/null
Update APT and install the package.
sudo apt update
Install a package, for example openfasttrace.
sudo apt install openfasttrace
Before trusting the key, verify its published fingerprint. The ASCII-armored public key is also available directly.