Open Source Software Library

Mattermost is an open-source, self-hostable online chat service with file sharing, search, and integrations. Designed as an alternative to Slack, it was founded by a Canadian-led team and is widely used by enterprises and governments for secure communications.

Lagoon is an open-source application delivery platform built for Kubernetes and Docker. It automates DevOps workflows, enabling teams to define their entire infrastructure as code. Developed by amazee.io with strong Canadian roots.

The Digital Research Alliance of Canada (formerly Compute Canada) manages national HPC clusters running customized Slurm workload manager configurations and contributes open-source tooling for scientific computing. Their open-source stack powers university research across the country.

OpenHMD is a free and open-source API and drivers for immersive technology such as head-mounted displays (VR/AR). Canadian developers have been central contributors, and the project supports a wide range of VR headsets on Linux.

Open edX is the open-source platform powering edX and hundreds of university MOOC programs. Canadian institutions including University of Toronto, UBC, and McGill have contributed significantly to its development and deploy it for online learning.

LibreOffice is the world's leading free and open-source office suite. Canada's open-source community has long championed LibreOffice adoption, and Canadian contributors actively participate in development, translation into French, and accessibility improvements.

The National Research Council of Canada (NRC) publishes numerous open-source tools and datasets for materials science, climate modelling, construction standards, and aerospace research. Their open-data and open-software initiatives are publicly available via the Government of Canada's open resource portal.

Statistics Canada releases open-source tools and R/Python packages for statistical analysis and data dissemination. Their tools include the Canadian Statistical Dissemination Architecture (CSDA), open microdata tools, and visualization packages used by researchers across Canada.

OpenStax provides free, peer-reviewed open-source textbooks. Toronto Metropolitan University (TMU) and several other Canadian institutions are active contributors to the platform's open educational resources and have helped adapt content for Canadian curricula.

Developed by the National Research Council of Canada, the NRC Word-Emotion Association Lexicon (EmoLex) is a widely-cited open linguistic resource mapping words to emotions and sentiments. It is freely available for research and has been used in thousands of NLP studies worldwide.

Accessible, multilingual front-end framework used across Government of Canada websites.

API backend for GC Notify, a notification platform for government services.

Administration interface for GC Notify notification services.

Catalog platform for open-source solutions from Canadian public administrations.

CKAN extension supporting the Government of Canada open data catalogue.

CKAN extension for storing resources with cloud storage providers.

Shareable custom schema extension for CKAN, widely used in Canadian open data work.

Command-line interface and Python module for the CKAN Action API.

Multilingual metadata fields for CKAN.

Interactive data-visualization tool for Government of Canada information.

Experimental Government of Canada recruiting and talent platform.

Tool for assessing the impact of automated decision systems in Government of Canada.

Drupal distribution built around WET-BOEW for accessible multilingual government websites.

Exploratory linked-data project from Statistics Canada.

Real Time Remote Access tooling and documentation for Statistics Canada workflows.

Advanced Analytics Workspace platform tooling from Statistics Canada.

Toolkit for creating and managing Ontario.ca frontend applications.

Public open data directive materials and policy source.

Guidance for Ontario open data processes and practices.

Ontario digital service standard documentation.

Open font family for Government of British Columbia digital services.

Design system resources for British Columbia government services.

Procurement and digital marketplace tooling for British Columbia government.

Verifiable-credential directory for organizations in British Columbia.

Digital identity and Hyperledger Indy catalyst project from B.C. government.

Plugins supporting Aries Cloud Agent Python deployments.

Database schema documentation tooling used in B.C. government projects.

Cloud platform enablement and pathfinder resources for B.C. government.

CKAN extensions and themes used for Montréal open data.

Open-source components and data tooling for Montréal open data.

Starter kit for municipal API projects.

Node.js starter kit for Montréal digital service projects.

React starter kit for Montréal municipal applications.

CKAN theme and extensions for Edmonton open data services.

Open data catalogue code and supporting tooling for Edmonton.

Mapping application components for municipal property information.

CKAN extension and theme work for Calgary open data.

Open data standard and tooling for road events and transportation information.

API implementation components for the Open511 road-event data standard.

Python SDK umbrella package for solving problems on D-Wave quantum computers.

Shared API for binary quadratic models and samplers in D-Wave Ocean.

D-Wave system samplers and composites for Ocean applications.

Simulated annealing sampler for binary quadratic models.

Heuristic minor-embedding tool for mapping problems to quantum hardware graphs.

Client library for accessing D-Wave cloud solvers.

Hybrid asynchronous decomposition framework for quantum-classical workflows.

NetworkX algorithms and generators for D-Wave optimization examples.

Constraint satisfaction tooling for converting CSPs to binary quadratic models.

Penalty model generation tools for binary quadratic optimization.

Command-line tooling for building Shopify apps and themes.

Design system and React components for Shopify admin experiences.

Proxy for simulating network and system conditions in tests.

Ruby boot-time optimizer and cache library.

Blob-level caching solution for ActiveRecord models.

Monorepo of JavaScript utilities and libraries from Shopify.

Drag-and-drop JavaScript library.

Lua VM implemented in Go.

Go client library for Apache Kafka.

Open-source Node.js CMS with notable Canadian contributor and agency use.

Tool for building publication-quality books and documents from computational content.

Simple JupyterHub distribution used in education and research deployments.

Tasking manager used by Canadian mappers and humanitarian mapping groups.

Cloud and desktop IDE platform with Canadian enterprise contributions.

Kubernetes-native cloud development environment with Canadian contributors and users.