YouTube has some great live footage
Slint! Hum! Black Flag! Dinosaur Jr.! Big Black! Fugazi! The Minutemen! The Germs! Tortoise! Masada! Tomahawk! The Jesus Lizard! Melt Banana! Minor Threat! The Dead Kennedys! The Bad Brains! The Fall! The Mars Volta! And many, many more… Just type in your favorite bands and be amazed. I love YouTube.
