Koha
A complete integrated library system for cataloging, circulation, patrons, acquisitions, serials, and discovery.
Library ManagementGPL-3.0-only
9 projects · 5 categories
Culture & Community
Manage cultural collections, libraries, events, volunteers, and public-facing place information.
Cultural HeritageLibrary ManagementCommunity Events & TicketingVolunteering & Community CRMCity Guides & Public Maps
OpenTripPlanner
A multimodal journey-planning engine combining public transport, walking, cycling, street networks, and accessibility data.
Accessible MobilityCity Guides & Public MapsLGPL-3.0-or-later
uMap
A user-friendly web application for creating and sharing maps on OpenStreetMap basemaps.
City Guides & Public MapsGeospatial Data PlatformsAGPL-3.0-or-later
pretix
A feature-rich event registration and ticketing platform with quotas, payments, check-in, vouchers, and reporting.
Community Events & TicketingAGPL-3.0-only
CiviCRM
A constituent relationship platform for contacts, memberships, events, contributions, mailings, cases, and volunteers.
Volunteering & Community CRMCommunity Events & TicketingAGPL-3.0-only
Evergreen
A scalable integrated library system designed for consortia, shared catalogs, circulation, acquisitions, and discovery.
Library ManagementGPL-2.0-or-later
Omeka S
A web publishing platform for linked cultural-heritage collections, exhibitions, metadata, and multiple sites.
Cultural HeritageGPL-3.0-only
CollectiveAccess
A configurable collections-management and discovery platform for museums, archives, and cultural institutions.
Cultural HeritageGPL-3.0-only
Gancio
A federated community calendar for publishing, moderating, discovering, and sharing local events.
Community Events & TicketingAGPL-3.0-only