Full map data by country or region.
Download raw map data for any region — roads, buildings, points of interest — and use it in products without a per-request map fee. The base layer behind most independent map apps.
Tens of thousands of analysis-ready datasets.
CSV / notebooks · Varies — per dataset
Charts and raw data on global trends, free to reuse.
CSV + charts · Creative Commons
One search box across the world's open datasets.
Search engine · Varies
Economic indicators for every country, via API.
CSV / API · Creative Commons
Generate believable CSV and JSON fixtures instantly.
CSV / JSON / SQL · Free tier — no card required
Clean, reconcile and reshape spreadsheets that fight back.
Desktop app · BSD — open source
How semantic search actually works, with code.
Tutorial · Apache 2.0
70,000+ public-domain books in EPUB and Kindle formats.
EPUB / MOBI / TXT · CC0 / public domain
University textbooks in psychology, maths, economics and more.
PDF / web · Creative Commons
