| Oopmh! | 1 Guitar Pro Tab |
| Oorlogsgoden | 2 Guitar Pro Tabs |
| Opera IX | 2 Guitar Pro Tabs |
| operation ivy | 18 Guitar Pro Tabs |
| Opeth | 189 Guitar Pro Tabs |
| Opeth (Celtic Frost cover) | 1 Guitar Pro Tab |
| Opiemonster | 1 Guitar Pro Tab |
| opiosos,Os | 2 Guitar Pro Tabs |
| Opus | 3 Guitar Pro Tabs |
| Orange 9mm | 1 Guitar Pro Tab |
| Orange and Lemons | 4 Guitar Pro Tabs |
| Orange Orange | 2 Guitar Pro Tabs |
| Orange Range | 6 Guitar Pro Tabs |
| Orange Seabones | 1 Guitar Pro Tab |
| Orange Sweater Music | 1 Guitar Pro Tab |
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