Max wrote: I found a great Website that has almost everything. Check out:

http://www.gre.ac.uk/~c.walshaw/abc/index/wwabc.html

It's ascci text notation, but it's handy and quick.

Max's post, from 1996, refers to Chris Walshaw, the inventor of ABC notation.
https://www.gre.ac.uk/people/rep/faculty-of-engineering-and-science/chris-walshaw

abcnotation.com is of course an excellent source of songs and tunes.