Configured providers plus zero-key Bing, DuckDuckGo, Brave, and Wiby; Marginalia is explicit-only. Snippets are discovery only.
Search restricted to a recency window (day/week/month/year).
Iteratively close evidence gaps across web/papers/encyclopedia/GitHub/archive sources; extracts tables/files, verifies individual facts, and returns an evidence ledger plus diagnostic funnel.
Fetch one URL, extract text, classify source quality, persist cache metadata.
Search Crossref and arXiv through one normalized, zero-key paper contract.
Search Wikipedia/Wikidata entities or run read-only Wikidata SPARQL.
Search public repositories, issues, code, or commits; authentication is optional.
Find URL captures through Wayback Machine and Common Crawl, optionally extracting archived text.
Find the closest Wayback Machine snapshot for a dead/changed URL.
Fetch a page that needs cookies or custom headers.
Breadth-first crawl from a start URL, on-host by default (≤ 50 pages).
Generate operator queries (`site:`, `filetype:csv`, API/data-table variants).
+23 more tools listed on main page