8 self-hosted CONTENTdm alternatives

DSpace is an open source institutional repository and digital asset management system for preserving, managing, and providing access to digital content.

1.1k stars1.5k forksBSD-3-Clauselast commit 22 Jul 2026Actively maintained

Omeka is a PHP-based open-source web publishing platform for managing, preserving and presenting metadata-rich digital collections and media-rich online exhibits.

545 stars208 forksGPL-3.0last commit 18 Jun 2026Actively maintained

Omeka S is a modular PHP CMS for cultural heritage institutions to publish exhibits, manage digital collections, and share metadata across sites.

501 stars170 forksGPL-3.0last commit 9 Jul 2026Actively maintained

Open-source archives information management application for accessioning, describing, preserving, and providing access to archival collections and digital objects.

432 stars243 forkslast commit 27 Jul 2026Actively maintained

Providence is the backend of CollectiveAccess: a PHP-based collections management system for cataloging complex metadata and media with search, GraphQL API, import/export and reporting.

379 stars198 forksGPL-3.0last commit 27 Jul 2026Actively maintained

Java-based, modular digital repository for libraries and archives. Provides a RESTful HTTP API, Linked Data support, flexible storage backends and preservation features.

254 stars136 forksApache-2.0last commit 30 Jun 2026Actively maintained

Open-source repository engine from the Samvera community for building institutional digital repositories with flexible metadata, workflows, and search integration.

200 stars137 forksApache-2.0last commit 22 Jul 2026Actively maintained

Islandora is a Drupal module ecosystem for building institutional digital repositories with Fedora and Solr integrations, IIIF support, background processing and modular media handling.

157 stars121 forksGPL-2.0last commit 23 Jul 2026Actively maintained