mini wget with golang, u can customize your aoi to grab what u want. aoi means anything of insterst, or area of insterst in game.
go get github.com/SuperCLine/gowget
gowget version: gowget/1.0.0 Usage: gowget [-VhrH] [-v -p -nv -np] [-o=path] url Options: -H go to foreign hosts when recursive. -I string list of allowed directories. -V display the version of gowget. -X string list of excluded directories. -h print this help. -np don't ascend to the parent directory. -nv turn off verboseness, without being quiet. -o string save directory. -p include parent when recursive. (default true) -r specify recursive download. -v be verbose(this is the default). (default true)