M2-proxy is a proxy software for simplifying mirroring of Maven 2 remote repository. You can use it if you need
M2-proxy can run in any servlet container or in embedded Jetty container. It has small memory footprint and low resource consumption.
You can download it from Sourceforge project page.
I welcome any feedback, so if you are unhappy or happy with m2-proxy, please write me an e-mail on lkrecan at users.sourceforge.net