https://www.jukedeck.com lets you

Create unique music for your videos in seconds

could be used for podcasts and the like too. A free account allows you download 5 tracks a month under

A royalty-free licence for commercial or non-commercial use by an individual or a business with fewer than 10 employees

This could be a useful alternative to making your own tunes or using Kevin Macleod for creative projects, video and audio in the classroom.

The site generates music based on a few choices, genre, feeling and length. The site says:

Every track is unique, so there’s no danger of your music popping up somewhere else.

Here is one I got by choosing Folk -> Uplifting -> 1:30 minute long.

And used the Make it Christmassy button.

Featured image public domain: Jukebox Wurlitzer on Flickr