Hello and welcome to MR! What you want isn’t difficult, depending on exactly what features you require from this library
Calibre is a popular open source software that can organize your library. It also has a server component that can easily share books between users. A quick web search for ‘calibre library software’ will take you where you need to go and if you have any questions you can check the support forums. The support forums are also conveniently located on Mobile Read
See yah!