Mercury is a simple but powerful package manager for
Halo Custom Edition.
It allows you to download and install any mod, map or addon from a command line terminal.
mercury install chimera
[DOWNLOADING] chimera-1.0.0
[UNPACKING] chimera-1.0.0 zip...
Copying files to game folders...
[BACKUP] conflict file "strings.dll"... done.
[DONE] package chimera has been installed.
NOTE: Mercury only works for Halo Custom Edition on Windows and Linux.