openwrt/package/sdk/files/README.ImageBuilder

   1 This is the OpenWrt Image Builder. You can use it to make customized
   2 OpenWrt Images without having to compile anything.
   3
   4 Just put all the extra packages you need in packages/ and make changes
   5 to target_skeleton if you like.
   6
   7 After that run 'make' and it will build the OpenWrt images in the bin/
   8 directory.