There also is Kavita: Homepage: https://www.kavitareader.com/ https://www.kavitareader.com/ Repository: https://github.com/Kareadita/Kavita https://github.com

There also is Kavita: Homepage: https://www.kavitareader.com/ https://www.kavitareader.com/ Repository: https://github.com/Kareadita/Kavita https://github.com/Kareadita/Kavita I don't know if it fits your needs, but i think its pretty cool. Written in C# it is also pretty "hackable".