gopherpress is written in Go and the latest snapshot can be installed from source using go install:

go install github.com/sphericalkat/gopherpress@latest

To install a specific tag or commit, simply replace latest with the tag or commit hash

# tag
go install github.com/sphericalkat/gopherpress@v0.2.0
# commit
go install github.com/sphericalkat/gopherpress@d947bdf60226f870ca67204a2dbc632b3d2856b6

While gopherpress is not included in any distributions, packages and binaries are available for several major platforms and architectures in the releases

... and other Debian-based Linux distributions

Download the latest .deb package for your architecture from the release page and install it via dpkg. For example:

curl -LO https://github.com/SphericalKat/gopherpress/releases/download/v0.2.0/gopherpress_linux_amd64.deb
sudo dpkg -i gopherpress_linux_amd64.deb

... and other Linux distributions that use the rpm package manager

Download the latest .rpm package for your architecture from the release page and install it via rpm. For example:

curl -LO https://github.com/SphericalKat/gopherpress/releases/download/v0.2.0/gopherpress_linux_amd64.rpm
sudo rpm -i gopherpress_linux_amd64.rpm

In Arch Linux and Arch based distributions, you can install the prebuilt package of gopherpress from the AUR:

yay -S gopherpress-bin

Download the latest release for your system from this page. Unpack the archive and place the gopherpress.exe binary in a folder that is on your PATH.