MuMuDVB (Multi Multicast DVB) is a program for streaming TV over a network originally based on dvbstream.
MuMuDVB can redistribute a stream from a DVB source (digital satellite television, digital terrestrial television, digital cable television, or ATSC) on a network, in multicast or in HTTP unicast. Its main feature is to take a whole transponder and put each channel on a different multicast group with a simple configuration and improved compatibility with set top boxes. MuMuDVB have a low memory and CPU footprint and is able to run on embedded platforms. Servers with 20+ DVB cards are used sucessfully with MuMuDVB with uptimes > 2 years.
MuMuDVB works under linux and uses the linux DVB API. It’s free software, and released under the terms of the GPLv2.