Public-domain classics, typeset properly.
The same public-domain texts as Gutenberg, but carefully proofread and typeset with real typography, covers and metadata. If you read on an e-reader, start here.
70,000+ public-domain books in EPUB and Kindle formats.
EPUB / MOBI / TXT · CC0 / public domain
University textbooks in psychology, maths, economics and more.
PDF / web · Creative Commons
Read the papers before they reach the headlines.
PDF papers · Open access
Catalogue and legal borrowing for millions of titles.
Web reader · Library lending
Original texts from Freud, Jung, James and Skinner.
Web / HTML · Open access
1,600+ typefaces licensed for commercial use.
Font files · SIL Open Font License
1,400+ free APIs sorted by category and auth type.
Curated list · MIT / open source
Rebase, stash, bisect and recovery commands on one page.
PDF / web page · Creative Commons
Write, explain and debug regular expressions visually.
Web tool · Free tier — no card required
