Below are easy install instructions by OS and Architecture. As always there are always the standard instructions in the README.md as well.
darwin
386 - darwin
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="1b7498cea1b4fc3cdaf94d9a136ee3c1a7d1a47e43708e8903bc0313d0b6886a"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
amd64 - darwin
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="80113f49c525a3c4fb767c7790298d975ebb1952cd5660d21a2279eac44f5488"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
freebsd
386 - freebsd
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="f5e730ef70a06c217d00b9be3d9516301e938cdb54fad53cdfdbaf2ba06c420f"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
amd64 - freebsd
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="92a973610c77b220583213c94b9b4a01493478c0696cbb55169f5f81e5de9bf9"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
linux
386 - linux
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="257b8bcd6b6d94edeedf0c696c53c44092d8566c2f97b19ffef4ea2c70937fb7"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
amd64 - linux
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="d4584a2695d3af421e83d1c2d22b1ad263ff7a35a6d609602253833f21c8a414"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
arm - linux
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="bf9ec2a1e05916d217923a9bcb2a8e70d8894705821f079f79cb89e50ae0d5ce"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
arm64 - linux
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="ae094e59364b00ce072e2d55fc06587a53f501ad362f809e077d76b2f8aa48c0"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
windows
386 - windows
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="2d6ca57144d9488047664bb10cf6b5f85769e25ba8af225080ebd13b1bfcc223"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h
amd64 - windows
# Export the sha256sum for verification.
$ export CONTAINED.AF_SHA256="a434ee846bbc7a6297f1d636357ff4f7d232c7191c21f2e81a5abe70be63822f"
# Download and check the sha256sum.
$ curl -fSL "" -o "/usr/local/bin/contained.af" \
&& echo "${CONTAINED.AF_SHA256} /usr/local/bin/contained.af" | sha256sum -c - \
&& chmod a+x "/usr/local/bin/contained.af"
$ echo "contained.af installed!"
# Run it!
$ contained.af -h