Before I give you NME's somewhat risable list of best boots, here's a couple of mine:
Out Of The Womb – Nirvana – In Utero outtakes
Off White – The Beatles – White album outtakes
The Real Bootleg Tapes – Bob Dylan – You still haven't heard this stuff.
"Happy Birthday Patty" 2000 – Live in Jersey on a greatest hits tour. The Two Hearts/Out In The Streets halfway make is unparelled
And Now (some of) NME's:
Devil's Charm – The Smiths 1983
Live At The Gymnasium – The velvet Underground – 1967
250,000 Oasis Fans Can't be Wrong – 1995
The Brussles Affair – the Rolling Stone – 1973
Acoustic Mainline – Spiritualized – 2008
When We Were Kings – Led Zeppelin – 1975
Houston 1955 – Elvis Presley
Live At The Waldorf – Television – 1992
If You Want Blood – Manic Street Preacher – 1994
Genuine 1966 – Bob Dylan
Glastonbury 2009 – Blur
The Dirty Mac Sessions – 1968
Winterland Night 1978 – Bruce Springsteen
Give Em Enough Dope – The Clash 1984
If you wannacheck out the complete story on NME go here: http://www.nme.com/photos/30-bootleg-albums-you-need-to-hear/208566/1/1#2