humanities-skills

Query the China Biographical Database API for comprehensive biographical data about historical Chinese figures from the 7th century BCE through the 19th century CE

Query the CHGIS Temporal Gazetteer API for historical Chinese placenames and administrative units from 222 BCE to 1911 CE

Search Wikidata for items, properties, and external identifiers using keyword search, semantic/hybrid search, SPARQL, and direct entity retrieval

Query the China Biographical Database locally via SQLite for 656K+ historical Chinese figures — biographical data, kinship networks, official postings, social associations, and examination records (7th c. BCE to 19th c. CE)

Query the Japan Biographical Database API for biographical data about historical Japanese figures — persons, kinship, events, occupations, and geographic data via LoopBack REST

Convert between Chinese, Japanese, Korean, and Vietnamese lunisolar calendar dates and Gregorian/Julian dates using a local SQLite database (~220 BCE to 1945 CE)

Query the TGAZ (Temporal Gazetteer) SQLite database locally for 82,000+ historical Chinese placenames spanning 763 BCE to 1911 CE — name search, spatial bounding box, temporal filtering, full-text search, administrative hierarchies, and raw SQL

Search arXiv for preprints and scholarly articles across physics, mathematics, computer science, and more — field-specific queries, boolean logic, date filtering, and bulk retrieval with pagination

Generate interactive historical timelines as standalone HTML files using TimelineJS3 — supports BCE/CE dates, eras, groups, media embedding, and rich text with zoom and navigation

Generate interactive historical maps as standalone HTML files using Leaflet.js — markers, GeoJSON boundary overlays, historical tile layers, image overlays, WMS, and layer controls

Search Columbia University Libraries' CLIO catalog for books, journals, manuscripts, and other holdings via its Blacklight JSON API — faceted filtering by format/language/location, detailed catalog records with call numbers and holdings data

Search Europeana's 50M+ cultural heritage items from 4,000+ European museums, galleries, libraries, and archives — art, manuscripts, photographs, maps, 3D objects, audio, and video

Search Harvard Library's 13M+ bibliographic records via LibraryCloud and retrieve MARC/MODS data via PRESTO — books, manuscripts, finding aids, and digital collections

Look up bibliographic records and digitized volumes in HathiTrust's 17M+ volume collection by ISBN, OCLC, LCCN, ISSN, or HathiTrust ID

Search the Library of Congress digital collections via the loc.gov JSON API — digitized books, photos, maps, manuscripts, newspapers, audio, and film/video with date range filters

Search the National Library Board Singapore catalog for books, audiovisual materials, and digital resources — availability across NLB branches, new arrivals, checkout trends, and detailed bibliographic records

Interact with a local Zotero 8 desktop application through its HTTP API — search, fetch, add, edit, and organize bibliographic items, import citations, attach files, manage collections and tags

Structured academic debate — Claude adopts an opposing position from named historiographical schools and challenges your thesis through formal rounds with adjustable intensity, producing a scorecard, revised thesis, and bibliography gap analysis