FOLIO
TinyCat
BiblioteQ
DSpace
Greenstone Digital Library
Invenio
Omeka
Evergreen ILS
SourceForge
GitHub
GitLab
BitBucket
openDesktop.org
Gitea
Launchpad.net
OSOR
SourceForgeTinyCat - The online catalog and integrated library system for tiny libraries, powered by LibraryThing.
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
BiblioteQ - BiblioteQ strives to be a professional cataloging and library management suite. The SRU and Z39.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
DSpace - DSpace open source software enables open sharing of content that spans organizations, continents...
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.