Open Source Software Library

Koha is the world's first free and open-source integrated library system. Canadian public and academic libraries have been among its largest adopters and contributors, with Canadian companies providing support and development.

Pidgin is a free and open-source multi-protocol instant messaging client. Canadian open-source developers have long been contributors to Pidgin and its underlying libpurple library, which supports dozens of chat protocols.

Client library for accessing D-Wave cloud solvers.

Ruby payment abstraction library used by ecommerce applications.

Ruby boot-time optimizer and cache library.

Drag-and-drop JavaScript library.

Go client library for Apache Kafka.

Orekit is a low level space dynamics library written in Java. Orekit is designed to be easily used in very different contexts, from quick studies up to critical operations. As a library, Orekit provides basic elements (orbits, dates, attitude, frames, ...) and various algorithms to handle them (conversions, propagations, pointing, events detection, orbit determination ...).

Mailmunge is a mail filter based on the Sendmail Milter filtering protocol and library. This protocol is used by both Sendmail and Postfix, allowing Mailmunge to work with either Postfix or Sendmail. Mailmunge connects the Milter protocol to a set of Perl worker processes. This lets you write your mail filtering policies in Perl, and make use of the wealth of CPAN modules available for dealing with MIME and email in general.

Beets is an open-source software project focused on music, metadata, library. It can be evaluated as a transparent, community-developed alternative for individuals, organizations, and technical teams.

Packer Builder Library is an open-source software project focused on virtualization, images, development. It can be evaluated as a transparent, community-developed alternative for individuals, organizations, and technical teams.

A scholarly publishing platform for managing and publishing peer-reviewed academic journals.

A complete workflow and publishing platform for scholarly books and monographs.

A standards-based digital preservation system for maintaining long-term access to digital records.

A multilingual archival description and access application built around international standards.

A digital repository framework that combines Drupal with preservation and discovery services.

A research data repository platform used extensively by Canadian universities and research organizations.

An ebook library manager for organizing, converting, reading, and transferring digital books.

A self-hosted digital library server for comics, manga, and ebooks.

A photo management application for browsing, organizing, and searching private image collections.

A research data management repository platform for institutions and scientific communities.

A digital repository platform used by universities and institutions to preserve and provide access to scholarly materials.

A JavaScript library for displaying interactive maps and geospatial data in web applications.

A lightweight JavaScript library for mobile-friendly interactive maps.

Environment and Climate Change Canada library providing a uniform API for encoding and decoding BUFR meteorological data.