The question has come up a number of times on what is the “best music library”. While we would all like a quick answer to tap into the riches of the music library world, the fact is there is no easy answer. There are hundreds of music libraries that serve different markets, from royalty free sites, mid level boutique, to high end mega libraries.
Below are some user comments on their experiences with various libraries. By no means definitive and your mileage will definitely vary!