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Literary reading, interviews and curated book lists

DRM-free EPUB and Kindle editions of older literature

Spanish-language essays, literature and cultural writing

Astronomical objects connected to literature and identifiers

Classic Christian works browsable by author and genre

A full-text archive of biomedical research articles

A digitized library for Urdu literature and periodicals

A compact catalogue of free classic ebooks

A German-language full-text library and historical reference

AI research assistant that grounds answers in full-text scholarly papers and shows how findings are supported or challenged.

AI workspace for research writing with citations traceable to source PDFs

AI academic writing tool that generates cited essays and research papers.

AI agents for everyday search, academic work, and professional drafts.

AI patent agents for prior art, novelty, claim strategy, and patent drafting

Historic natural-history illustrations with book metadata and page downloads

Restored classic ebooks without DRM

Free ebook membership with limited monthly downloads

An infinite canvas desktop app for branching AI chats and sources

Volunteer-narrated audiobooks distributed without charge

Historical German texts in a structured digital corpus

Research a destination through specialist guidebooks and travel features

Fish nomenclature and classification with literature search

Fossil collections, taxa and literature in a searchable reference

Economics literature discovery through RePEc