Here is the the top 100 rock guitar riffs according to DigitalDreamdoor

1. Smoke On The Water - Deep Purple
2. Sunshine Of Your Love - Cream
3. Layla - Derek And The Dominos
4. Satisfaction - Rolling Stones
5. Iron Man - Black Sabbath
6. Heartbreaker - Led Zeppelin
7. Sweet Child O' Mine - Guns N Roses
8. Back In Black - AC/DC
9. Johnny B Goode - Chuck Berry
10. You Really Got Me - The Kinks
11. Purple Haze - Jimi Hendrix Experience
12. Bad To The Bone - George Thorogood & Destroyers
13. Crazy Train - Ozzy Osbourne
14. Day Tripper - The Beatles
15. Voodoo Child (Slight Return) - Jimi Hendrix Experience
16. Paranoid - Black Sabbath
17. Summertime Blues - Eddie Cochran
18. Wild Thing - The Troggs
19. Sweet Home Alabama - Lynyrd Skynyrd
20. Roadhouse Blues - The Doors
21. Aqualung - Jethro Tull
22. Whole Lotta Love - Led Zeppelin
23. Rebel Rebel - David Bowie
24. Foxey Lady - Jimi Hendrix Experience
25. Breaking The Law - Judas Priest
26. Outshined - Soundgarden
27. Smells Like Teen Spirit - Nirvana
28. Black Dog - Led Zeppelin
29. Running With The Devil - Van Halen
30. The Hellion/Electric Eye - Judas Priest
31. Bo Diddley - Bo Diddley
32. Enter Sandman - Metallica
33. Walk This Way - Aerosmith
34. Five Minutes Alone - Pantera
35. Eye Of The Tiger - Survivor
36. Brown Sugar - Rolling Stones
37. In-A-Gadda-Da-Vida - Iron Butterfly
38. Hells Bells - AC/DC
39. Sultans Of Swing - Dire Straits
40. Frankenstein - Edgar Winter
41. La Grange - ZZ Top
42. Master Of Puppets - Metallica
43. Kashmir - Led Zeppelin
44. Rusty Cage - Soundgarden
45. Ain't Talking Bout Love - Van Halen
46. Bring It On Home - Led Zeppelin
47. Panama - Van Halen
48. Man On The Silver Mountain - Rainbow
49. Maybellene - Chuck Berry
50. N.I.B. - Black Sabbath
51. Money For Nothing - Dire Straits
52. Pinball Wizard - The Who
53. China Grove - The Doobie Brothers
54. Stranglehold - Ted Nugent
55. Ace Of Spades - Motorhead
56. Wipeout - The Surfaris
57. Paradise City - Guns N' Roses
58. Don't Fear The Reaper - Blue Oyster Cult
59. American Woman - Guess Who
60. Jumpin Jack Flash - Rolling Stones
61. All Day And All Of The Night - The Kinks
62. Up Around The Bend - Creedence Clearwater Revival
63. Bulls On Parade - Rage Against The Machine
64. Walk - Pantera
65. Start Me Up - Rolling Stones
66. Welcome To The Jungle - Guns N Roses
67. Life In The Fast Lane - The Eagles
68. I'm Broken - Pantera
69. All Along The Watchtower - Jimi Hendrix Experience
70. Under The Bridge - Red Hot Chili Peppers
71. Working Man - Rush
72. Are You Gonna Go My Way - Lenny Kravitz
73. Pride And Joy - Stevie Ray Vaughan
74. The Boys Are Back In Town - Thin Lizzy
75. Whipping Post - Allman Brothers Band
76. Aenima - Tool
77. You Shook Me - AC/DC
78. School Day - Chuck Berry
79. Born To Run - Bruce Springsteen
80. Honey Don't - Carl Perkins
81. Moby Dick - Led Zeppelin
82. Rockin' In The Free World - Neil Young
83. Wake Up Little Susie - Everly Brothers
84. Taxman - The Beatles
85. The Ocean - Led Zeppelin
86. Lola - The Kinks
87. Hangar 18 - Megadeth
88. Sharp Dressed Man - ZZ Top
89. Thunderstruck - AC/DC
90. Politican - Cream
91. The Trooper - Iron Maiden
92. I Feel Fine - The Beatles
93. Spirit Of Radio - Rush
94. Hallowed Be Thy Name - Iron Maiden
95. Man On A Mission - Van Halen
96. Fear Of The Dark - Iron Maiden
97. Raining Blood - Slayer
98. Scuttle Buttin - Stevie Ray Vaughan
99. Hysteria - Muse
100. Sweet Leaf - Black Sabbath