Since 2012, Sidebar has been collecting the best links about UI design, typography, CSS, user research, and all other facets of design. It's now become a trusted resource for thousands of designers across the world, both to stay on top of the latest news, trends, and resources; as well as to share their own work with the community.

Mattermark is a powerful lead enrichment and prospecting platform that helps businesses search and discover information about other companies and key individuals, allowing them to build actionable lists of leads, quantify signals, and identify and capitalize on potential business opportunities.