These standard macOS installer packages are built using
productbuild and are
signed with my Apple developer credentials.
This is a collection of command line tools that I've found useful at one time or another over the years. Some of them are widely used but excluded from macOS and Xcode due to GPL licenses.
pkg-config is a helper tool used when compiling
applications and libraries.
tree is a recursive directory listing command.
XZ Utils is a general purpose data compression tool and library,
and includes the
xz command line tool.