I listen to a lot of instrumental music. Herewith, some I really like; stars mark my absolute faves.
Movie & TV Soundtracks/Scores:
* Constantine (the 2005) movie (Brian Tyler, Klaus Badelt)
- Defiance (Bear McCreary)
- The Social Network (Trent Reznor and Atticus Ross)
Video Game Soundtracks/Scores:
* Mass Effect (Jack Wall)
* Myst 3 Exile (Jack Wall)
* Anthem (Sarah Schachner)
- Payday 2 (Simon Viklund)
- The Division (Ola Strandh)
- Warframe (Digital Extremes)
Other Soundtracks/Scores:
* Eclipse Phase: Infinite & Indivisible (Scott Fox)
Popular Music:
* deadmau5 - while(1<2) (need to filter out a couple of tracks with vocals but the rest are A+ instrumentals)
* Too Many Zooz - pretty much everything, but especially their first release F NOTE.
- Juno Reactor - everything from Transmissions to Shango is brilliant; their newer stuff (Gods & Monsters onwards) is also good but very soundtrack-y. Some tracks do have vocals though.
Jazz:
* Suite for Flute & Jazz Piano, Claude Bolling (particularly the original recording with Jean-Pierre Rampal, not the versions with Jeanne Baxtresser or Yo-Yo Ma)
Classical:
* Sinfonietta, Janacek
- Taras Bulba, Janacek
- Polovtsian Dances, Borodin
- Concierto De Aranjuez, Rodrigo