Below are easy install instructions by OS and Architecture. As always there are always the standard instructions in the README.md as well.
linux
amd64 - linux
# Export the sha256sum for verification.
$ export AMICONTAINED_SHA256="d8c49e2cf44ee9668219acd092ed961fc1aa420a6e036e0822d7a31033776c9f"
# Download and check the sha256sum.
$ curl -fSL "https://github.com/genuinetools/amicontained/releases/download/v0.4.9/amicontained-linux-amd64" -o "/usr/local/bin/amicontained" \
&& echo "${AMICONTAINED_SHA256} /usr/local/bin/amicontained" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/amicontained"
$ echo "amicontained installed!"
# Run it!
$ amicontained -h