opac

[unmaintained] A Java client library and an Android app to access more than 1,000 public and scientific libraries from all over the world.

• Updated Jul 4, 2024
• Java

Complete Library Management System (ILS) - Circulation, OPAC, cataloging, reservations, loans, automatic notifications, plugin system, and Z39.50/SRU server

• Updated Sep 7, 2026
• PHP

📚 Cross-platform library client to automate any OPAC and library catalog from your local device, e.g. for renewing of borrowed books or searching for books available in the library in automated scripts.

• Updated Aug 5, 2026
• HTML

Java Implementation of the 3M SIP2 and NISO SIP3 Protocols for library self-check applications

• Updated Apr 11, 2024
• Java

Biblioteca Livre Internacional - an open source library management system and OPAC. Forked from https://github.com/Biblivre/Biblivre-5

• Updated Sep 6, 2026
• PLpgSQL

Applicativo LMS integrato, sviluppato da ICCU, realizzato in architettura J2EE e che utilizza esclusivamente software free ed open-source

• Updated Nov 19, 2024
• Java

A JS library for searching UK public library catalogues

• Updated Sep 3, 2026
• JavaScript

SciELO - On-line Public Access Catalog - OPAC

• Updated Jan 26, 2026
• Python

Installation and integration guide for Koha and Vufind

• Updated Feb 19, 2023
• Shell

BIC Library Communication Framework

• Updated Jan 11, 2025
• C#

stack docker-compose pour PMB - https://forge.sigb.net/projects/pmb

• Updated May 15, 2023
• Dockerfile

L'Opac di Polo SBN consente all'utenza web di accedere con modalità di ricerca amichevoli al catalogo in linea delle biblioteche appartenenti ad un dato Polo e può essere facilmente configurato anche come Opac di biblioteca adottato da singoli istituti.

• Updated Sep 27, 2022
• Java

code to be pasted into Koha's admin side

• Updated Sep 2, 2026
• JavaScript

Java-based Library Self Issue Client which can issue and return books via the 3M SIP2 Protocol

• Updated Apr 11, 2024
• Java

Java reference server for the BIC Library Communication Framework. This is a mirror of the git repository available at

• Updated Jun 30, 2026
• Java

A web API wrapper for the opacclient library based on Spring Boot.

• Updated Sep 30, 2020
• Java

📚 WIP re-implementation of the the classic ILS/OPAC

• Updated Sep 9, 2021
• Python

Integrated Library System made as Web Application using Django framework. It allows a library to track owned items, orders made and perform CRUD operations on library's database. This project was made as part of my bachelor thesis.

• Updated Oct 19, 2022
• HTML

Generate a static site OPAC from a CSV file!

• Updated Jul 10, 2021

AI chat assistant plugin for Koha OPAC — standalone .kpz, no server required. Voice input, book cover scanning, Groq/Gemini/OpenAI support.

• Updated Aug 25, 2026
• JavaScript