Koha is a widely-used open-source Integrated Library Management System (ILMS) designed to handle all library activities, including cataloging, circulation, and administration. It is feature-rich, customizable, and used by libraries of various sizes worldwide.

Key Features of Koha Library Management Software
1. Cataloging (MARC Standards Support)
Supports MARC21, UNIMARC, and other standards.
Allows for batch importing and exporting of records.
Provides an easy-to-use interface for adding, editing, and deleting bibliographic and authority records.
Z39.50 support for retrieving bibliographic records from other libraries.
2. Circulation Management
Tracks lending, returning, and renewing of items.
Provides features like item reservations, holds, and recalls.
Supports fine calculation for overdue materials.
Integration with RFID systems for automated checkouts and returns.
3. OPAC (Online Public Access Catalog)
User-friendly public interface for patrons to search for library items.
Advanced search options with filtering capabilities (e.g., by author, title, keyword, or subject).
Allows patrons to place holds, check item availability, and view account details (e.g., loans, fines).
4. Patron Management
Maintains a database of library members and their details.
Offers customizable patron categories (e.g., students, faculty, or general public).
Provides self-service options for patrons to view and manage their accounts online.
5. Acquisition and Serial Management
Handles the acquisition process, including budgeting and ordering.
Tracks subscriptions and renewals for periodicals and serials.
Supports vendors/supplier management and invoice tracking.
6. Reporting and Analytics
Comprehensive reporting tools for analyzing library usage, circulation trends, and financial data.
Custom report creation using SQL.
Built-in standard reports for quick insights.
7. Interlibrary Loan (ILL)
Facilitates borrowing and lending materials between libraries.
Integrates with ILL networks like OCLC.
8. User Management and Permissions
Role-based access control for staff members.
Fine-grained permission settings for various library functions.
Secure authentication options (LDAP, Active Directory, etc.).
9. Customizable Interfaces
Fully customizable OPAC interface to match library branding.
Staff dashboard can be tailored to user preferences.
10. Automated Notifications
Sends email or SMS notifications for overdue items, reservations, and account updates.
Configurable templates for automated messages.
11. Multi-Branch and Multi-Language Support
Manages multiple branches or locations under a single system.
Supports multiple languages for both staff and public interfaces.
12. Integration Capabilities
Integrates with other systems such as Moodle, RFID, payment gateways, and external databases.
Complies with open standards like SIP2 for integration with self-service kiosks.
13. Security and Backup
Regular updates and patches to ensure data security.
Built-in tools for database backup and recovery.
14. Community Support and Cost
Being open-source, Koha has no licensing fees.
Supported by a global community of developers and users for updates and improvements.
Comprehensive documentation and active forums for troubleshooting.
Benefits of Koha
Cost-effective: No licensing costs.
Flexibility: Highly customizable to suit various types of libraries.
Scalability: Suitable for small to large library networks.
Regular Updates: Active community ensures regular improvements.