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.

Vanilla Forums is an open-source community forum software designed for ease of use and extensibility. Founded in Montreal, it powers thousands of community platforms worldwide, with a strong plugin ecosystem and modern design.

Web components for the Government of Canada Design System.

Web components and packages for building Ontario government digital services.

Ready-to-use integration kit for Ontario Design System applications.

Open font family for Government of British Columbia digital services.

Design system resources for British Columbia government services.

Design system and React components for Shopify admin experiences.

Gc Design System is an open-source project or repository maintained by Canadian Digital Service in Canada.

Canada Design System Prototype is an open-source project or repository maintained by Canadian Digital Service in Canada.

Design System Distribution Kit is an open-source project or repository maintained by Government of Ontario in Canada.

Design System is an open-source civic technology project or repository maintained by City of Montréal.

Government of Canada digital playbook content covering accessibility, service design, collaboration, data and open standards. It acts as a reusable guide for public servants building user-centred digital services.

Static site repository for stories and insights about the design of Canada.ca. The content is useful for teams studying public-sector UX decisions, service patterns, and Canada.ca publishing practices.

Archived source for the Canada.ca Digital Transformation Office blog. It remains useful as a public record of service-design practices, transformation updates, and web publishing patterns.

Metadata-driven tool for designing and executing statistical data-editing processes with Banff. It gives statistical programs a more automated way to organize editing steps, parameters, and reproducible processing.

Companion documentation for Veterans Affairs Canada’s Find Benefits and Services product. It captures product context, research and operating guidance that can be reused by service teams.

Starter-app based prototype for simplifying privacy statements in government services. It explores how plain-language content and service design can make privacy notices easier to understand.

Public repository for opportunities to participate in CDS-facilitated user research. It supports transparent recruitment and helps teams publish research activities in a reusable format.

Guidelines for designing, documenting and operating APIs in the B.C. Government. The repository gives teams a shared reference for consistent, reusable and developer-friendly public-sector APIs.