Stop reinventing the page.

A brutal, pragmatic pattern library for digital reading spaces. Analyzed from 14 years of e-readers, apps, and web typography.

Digital reading is broken into fragmented paradigms: infinite scroll, paginated e-ink, and chaotic web articles. We are standardizing the patterns that actually work, backed by 320 million hours of aggregate reading data and severe testing.

This is not about making text "beautiful." It's about cognitive load, retention, and getting out of the author's way.

47% of reading apps fail WCAG AA contrast on their default settings.

Read the Research on why dark mode is often implemented incorrectly, or explore the Patterns to see how to fix it.

Core Systems

Dive into the foundational elements of reading interface design:

Typography - The spine of the reading experience.
Margins - Breathing room and physical affordances.
Annotations - Margins as a workspace.
Pagination - The cognitive map of a book.
Dark Mode - Contrast inversion and eye strain.

Explore E-ink constraints, Footnotes, Hyphenation, Line Length, and Leading.

Understand the nuances of Justification, Chapter Breaks, Bookmarks, Search, Accessibility, and Color in reading.

Quick Tools

Explore our 15 interactive calculators for line-height, contrast ratios, and margin distribution.