Reading Lab

Explore tools, research, and resources designed to make reading more accessible. Customize your reading experience, analyze text readability, discover approachable books, and explore our growing collection of accessibility-focused projects.

HFP Reader

A customizable reading environment designed to make digital text easier and more comfortable to read. Adjust fonts, text size, spacing, and colors, use click-to-read aloud, and explore other accessibility-focused reading options.

Reading Catalog

Browse the growing collection of books available to read through the HFP Reader, including public-domain works selected for readability and accessibility.

Readability Analyzer

Analyze a text to see how difficult it may be to read. The Readability Analyzer measures features such as reading level, dialogue, vocabulary, and sentence structure to help evaluate how accessible a text may be for different readers.

Readability Library

Explore our collection of public-domain books analyzed for readability. Compare reading difficulty, reading level, dialogue, vocabulary, and other characteristics to help find books that fit different readers.

More Public Domain Book Recommendations

We filtered the top 1000 Project Gutenberg downloads for readability. Explore our recommendations.