Archives of Nethys
aonprd.comA rules reference for Paizo roleplaying games
SI 40/100
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A rules reference for Paizo roleplaying games
Decode shorthand by topic or search direction
Full-text book search through a large book index
Textbooks available through a multilingual portal
Explore chemical elements through the periodic table
Oregon history and culture with primary-source companions
Interconnected reference on Victorian literature and culture
German IT news, software and technology-policy coverage
Scientific-literature search with an augmented reading feature
Expert-curated encyclopedia articles with scholarly review
Homeowner projects, tools and maintenance reading