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="28cd093cfb86ca381ef09af987e1b2fdda9519746e47218f3bb4f9048dd2fa8a"
# 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="a87e2267ae3c3349aac75941e3c749fe192db5739d0604908205653f471e44a1"
# 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="faf1e067734f490880b78bcf1f265c6a947d8e64ac9c8d19ee678afebd7c99eb"
# 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="4399b37a8651f6e8757107461df5de0f23a752d9cab22c87af5300706733704c"
# 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="f87a8c040cfc7cd35cd8dad2828e7286e60535f5a9cab77103b0a5ee37a63e8d"
# 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="69e36b91994cf068b1ff5f7ee4f80d17e1ff219aafc4c5df9db2eff0c7b20c2c"
# 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="f2beeb94487bbb3076209081a8a5660ca63ebf1d0a1728fee2177fc2b109bc94"
# 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="c52789acdab267d7147198e577979b94b1973ddac78e6ce8f0121d6fb8bbdb95"
# 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="378cc8cad74d438da9037a9943979f56f0408bd762586d7604bca560ffd00cad"
# 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="25fb2ac19efe8080e34c57d21664ea045c7a0b5b700da1c2a97255d21222a58f"
# 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