American Library Association
The oldest and largest library association in the world. Provides leadership, resources, and advocacy for all types of libraries. Strong technology divisions including LITA (Library and Information Technology Association).
Scope: United States - All Library Types
Public Library Association
Division of ALA dedicated to public libraries. Provides resources, conferences, publications, and advocacy specifically for public library professionals and institutions.
Scope: United States - Public Libraries
Association of College & Research Libraries
Division of ALA serving academic and research librarians. Focus on information literacy, scholarly communication, open access, and academic library standards and best practices.
Scope: United States - Academic Libraries
American Association of School Librarians
Division of ALA focused on school library programs. Provides standards, advocacy, professional development, and resources for school librarians supporting K-12 education.
Scope: United States - School Libraries
Innovation Consortium for City Libraries
Network of North America's leading public library systems. Focus on innovation, technology adoption, best practices, and leadership development for urban libraries serving large metropolitan areas.
Scope: North America - Urban Public Libraries
Association of Research Libraries
Non-profit organization of leading research libraries in North America. Influences forces affecting scholarly communication, supports equitable access to research materials, and advances research library leadership.
Scope: North America - Research Libraries
Library and Information Technology Association
Division of ALA focusing on library automation, networks, standards, and information technology. Provides education, publications, and networking for library technology professionals. Now merged into CORE division.
Scope: United States - Library Technology
Library Software Development Community
Volunteer-driven community for library technologists. Focuses on open source software development, technology innovation, and collaboration. Annual conference and active mailing list for developers and technology practitioners.
Scope: International - Library Developers
Library Technology Collaborative
Non-profit membership organization supporting libraries, museums, and archives. Provides technology services, digital preservation, open source software support, and collaborative solutions for cultural heritage institutions.
Scope: United States - Technology Services
Coalition for Networked Information
Organization advancing digital information and networked environments for scholarship and education. Convenes stakeholders to address challenges in digital scholarship, preservation, and library technology infrastructure.
Scope: United States - Digital Infrastructure
Digital Library Federation
Community of practitioners advancing digital library research, development, and practice. Focus on digital collections, metadata, preservation, and access. Provides forums, working groups, and collaborative projects.
Scope: United States - Digital Libraries
Council on Library and Information Resources
Independent nonprofit that forges strategies to enhance research, teaching, and learning in partnership with libraries, cultural institutions, and communities. Focus on digital preservation and data curation.
Scope: United States - Research & Preservation
Digital Preservation Coalition
Membership organization enabling members to deliver resilient long-term access to digital content. International focus on digital preservation advocacy, guidance, and community building for archives and libraries.
Scope: International - Digital Preservation
International Federation of Library Associations and Institutions
Global voice of the library and information profession. Sets international standards, advocates for libraries worldwide, and facilitates international cooperation. Annual World Library and Information Congress.
Scope: International - All Libraries
Association of European Research Libraries
Principal association of research libraries in Europe. Focus on shaping the research library landscape, particularly around open science, digital skills, research infrastructure, and innovative services.
Scope: Europe - Research Libraries
Online Computer Library Center
Global library cooperative providing shared technology services, research, and community programs. Maintains WorldCat and offers cataloging, resource sharing, and library management solutions to thousands of libraries worldwide.
Scope: International - Library Cooperative
Art Libraries Society of North America
Professional organization for art information professionals. Focuses on issues related to art documentation, visual resources, and architecture libraries. Provides networking and professional development.
Scope: North America - Art Libraries
Medical Library Association
Professional organization for health sciences information professionals. Focus on medical and health information, evidence-based practice, and professional development for medical librarians and informaticists.
Scope: International - Health Sciences Libraries
Special Libraries Association
Professional association for information professionals working in specialized environments. Serves corporate, academic, government, and independent information centers with focus on business intelligence and specialized research.
Scope: International - Special Libraries
Regional Professional Networks
Nearly every U.S. state has its own library association providing regional advocacy, continuing education, networking, and support. These associations often have technology committees and offer state-specific resources and conferences.
Scope: State/Regional - All Libraries