humanities-skills

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

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