Underground 1.0 (переиздание CD “Hybrid Theory EP”) Треклист:1. Carousel
2. Technique
3. Step Up
4. And One
5. High Voltage
6. Part Of Me
Ifolder Underground 2.0 Треклист:1. A.06
2. With You (Live)
3. Points of Authority (Crystal Method Remix)
4. Dedicated (Demo'99)
5. High Voltage (live)
6. My December
Ifolder Underground 3.0 Треклист:1. Don't Stay (Live In Texas)
2. Figure.09 (Live In Texas)
3. With You (Live In Texas)
4. By Myself (Live In Texas)
5. A Place For My Head (Live In Texas)
Ifolder Underground 4.0 Треклист:1. Sold My Soul To Yo Mama
2. Breaking The Habit (Live)
3. Standing In The Middle
4. Step Up/Nobody's Listening/It's Going Down (Live)
5. Wish (Live)
6. One Step Closer (Live feat. Johnathan Davis of Korn)
Ifolder Underground 5.0 Треклист:1. Somewhere I Belong (Live)
2. Breaking The Habit (Live)
3. Public Service Announcement (Live, feat. Jay-Z)
4. Dirt Off Your Shoulder / Lying From You (Live, feat. Jay-Z)
5. Big Pimpin / Paparcut (Live, feat. Jay-Z)
6. Jigga What / Faint (Live, feat. Jay-Z)
Ifolder Underground 6.0 Треклист:1. Announcement Service Public (Instrumental)
2. QWERTY (Demo)
3. QWERTY (Live)
4. Pushing Me Away (Live, Piano Solo)
5. Brealing The Habit (Live)
6. Reading My Eyes (Live)
Ifolder Underground 7.0 Треклист:1. No More Sorrow (Toronto, ON)
2. What I've Done (Hartford, CT)
3. One Step Closer (Syracuse, NY)
4. Given Up (West Palm Beach, FL)
5. Numb (The Woodlands, TX)
6. Crawling (Holmdel, NJ)
7. The Little Things Give You Away (Atlanta, GA)
8. In the End (Toronto, ON)
9. Bleed It Out (Raleigh, NC)
10. Faint (Holmdel, NJ)
Ifolder Underground 8.0 Треклист:1. You Ain't Gotsta Gotsta
2. Bubbles
3. No Laundry
4. Da Bloos
5. PB n' Jellyfish
6. 26 Lettaz in da Alphabet
Ifolder Songs from the Underground Треклист:1. Announcement Service Public
2. QWERTY (Studio Version)
3. And One
4. Sold My Soul to Yo Mama
5. Dedicated (Demo 1999)
6. Hunger Strike
7. My December
8. Part of Me
Ifolder