⚠ CORS Notice — Some sources require a local web server.
Common Crawl, Internet Archive, and YaCy restrict direct browser requests due to CORS security policy.
Click "Use Local Server" (top right) for step-by-step instructions — it takes under a minute.
Wikipedia, Data.gov, DOAJ, CrossRef, Open Library, and Semantic Scholar always work directly.
Open Sources — no API keys
🗺 City Scope —
Searching open indexes…Querying Wikipedia, Data.gov, DOAJ, CrossRef, Open Library, Semantic Scholar and more simultaneously. This can take up to a minute — results are worth the wait.