Design Systems Directory by Into Design Systems is a curated collection of 200+ design systems and UI kits used by organizations worldwide, including Spotify, Atlassian, Microsoft, Airbnb, and more. It helps designers and teams explore how mature companies structure components, tokens, documentation, and governance in real production environments.
The directory is especially useful for learning by example—whether you’re benchmarking your own system, researching best practices, or looking for inspiration across industries. With searchable entries, direct links, and community voting, it serves as both a reference library and a discovery tool for anyone working with or building design systems.
