At the moment I don't have plans to make it open source.
I suspect that the drag and drop limit of 5 may be a browser/OS limitation, now I couldn't reproduce this but will look out for it. And yes, probably it would make more sense to put them on the same track after each other so I will change that. Thanks for pointing this out!
Ah I meant, if I drag [n] images at once, eg. cat.jpg, dog.jpg and fish.jpg -- Three fish.jpgs are inserted (Chrome 96). Cheers for the reply, and again, the work looks great :)
I suspect that the drag and drop limit of 5 may be a browser/OS limitation, now I couldn't reproduce this but will look out for it. And yes, probably it would make more sense to put them on the same track after each other so I will change that. Thanks for pointing this out!