Credits and licences

The people and open resources behind these tools.

Mulberry Symbols

Symbols: Mulberry Symbols by Steve Lee, licensed CC BY-SA 4.0 — mulberrysymbols.org

Copyright 2018–2026 Steve Lee. Source: official Mulberry Symbols repository, commit fa94a93ca1b5357c0b6e0d9f8a81c426a1dfefdf. Our full EN set is copied unmodified. Black and white is a display-only grayscale filter. The symbols retain their CC BY-SA 4.0 licence; retain attribution when sharing boards. See the licence and file manifest and source notes.

Fonts — SIL Open Font License 1.1

OpenDyslexic by Abbie Gonzalez — opendyslexic.org · OFL licence
Lexend by Bonnie Shaver-Troup, Thomas Jockin and contributors — lexend.com · OFL licence
Atkinson Hyperlegible by the Braille Institute of America — brailleinstitute.org · OFL licence

OpenDyslexic web files are unmodified. Lexend and Atkinson Hyperlegible web files are Latin subsets. Downloadable ZIPs contain the original font files and licences. See About for library credits.