Yep! I haven't used it yet but it's on my list to trial: https://projecthuddle.com/. Source: about 2 years ago

On the harder side of the world, there are entire open source products like Koha (https://koha-community.org) and Evergreen (https://evergreen-ils.org) that are capable of running large libraries, but require installation and systems maintenance. On the easier, something like Librarycat (https://www.librarycat.org) might work fine for your needs (and if you end up using it, lmk...the developer is a friend) or... Source: over 1 year ago

We use PINES which is based on Evergreen, which is open-source. I believe there are vendors you can pay to help you set it up and run it, and there's a volunteer community that will help, too. Of course, this is at the expense of having someone else run it *for* you, but my understanding is that we (Georgia libraries that use PINES) decided to make the software to address limitations in existing ILSs. So, if your... Source: over 1 year ago

I’ve thought about using a self-hosted library management system like evergreen to manage everything. But, I’ve got 20,000 other small projects to complete before then. Source: almost 2 years ago

My last library used Evergreen and I really loved it, buy I didn't do any of the back end stuff. Source: almost 2 years ago

It sounds like you're looking for a ILS - an Integrated Library System. There are a couple of open source options - I believe the most popular is Evergreen, and here's a list with seven more. Source: about 2 years ago