exclusive 1 of 8 part? They're 50 cents, readily at distributors like Digikey and Mouser.
For the matrix, depending on how it's wired, that just requires basic multiplexing, or using a MAX7219 which can control 64 LEDs with simple writes to its 8 data registers.
Hard to say without knowing more about the red/greed LEDs. 3 pin devices? 2 pin?