Visualware/Speedtest self-hosting alternatives

Are there any turn key solutions out there like Visualware's MCS which you can install in a datacenter and let customers check overall throughput/latency and other metrics from their locations to the datacenter?

I think someone also mentioned M-LAB but I didn't see the URL. They're at:

This one isn't self-hosted, but I like it a lot: DSL Reports Speed Test