Risk metrics from a price or return series - annualised return and volatility, Sharpe, Sortino, Calmar, max drawdown, 95 percent VaR, expected shortfall and skew

Bond price from yield or yield to maturity from price with duration, modified duration, convexity, current yield and the price move for a one point yield change

CFTC Commitments of Traders for any futures market - speculator, hedger and small trader long, short and net positions, open interest and weekly change

Search INSPIRE-HEP high-energy physics papers by topic - title, authors, citation count, date, arXiv id, DOI, journal and abstract, most cited or most recent

Marine species lookup in WoRMS - accepted name and status, authority, full classification, habitat flags, common names in many languages and other matches

Encode a latitude and longitude into a geohash at any precision, or decode a geohash into its centre, bounding box, cell size and eight neighbouring cells

Bounding box around a coordinate for a radius in km, with an lon,lat bbox string, Web Mercator tile numbers at a zoom level and meters per pixel

SEC EDGAR recent filings by ticker or CIK - 10-K, 10-Q, 8-K and Form 4 with filing date, period, description and direct document link, plus SIC industry

Convert latitude and longitude to a UTM zone, latitude band, easting and northing with grid reference, or convert UTM coordinates back to WGS84

Convert coordinates to an Open Location Code plus code with the short-code hint, or decode a full plus code into its cell centre and size

Yu-Gi-Oh card lookup by name - type, attribute, level, ATK and DEF, card text, archetype, banlist status, set count and TCGplayer and Cardmarket prices

Recent bioRxiv or medRxiv preprints by subject and days - title, authors, institution, DOI, version, licence, published-as link and abstract

French address geocoder from the Base Adresse Nationale - coordinates, confidence, INSEE commune code, postcode, department and region for any address

Worldwide address and place geocoder on OpenStreetMap data - turns an address or place name into lat/lon with street, city, postcode, country and bounding box

Convert US coordinates to state, county, census tract and census block FIPS codes with 2020 block population, using the FCC Area API

Total distance of a multi-stop route from waypoints in km, miles and nautical miles, with each great-circle leg, bearing, detour ratio and travel time

Ships near any point in Finnish and Baltic waters from AIS - name, MMSI, destination, speed, course, status, length and distance, nearest first

US street address geocoder from the Census Bureau - matched address, lat/lon, state and county FIPS, census tract, block and congressional district

US Drought Monitor percent of area in each drought category D0-D4 for the US, any state or county FIPS, with weekly history and weekly change

Scholarly article search from Crossref - DOI, title, authors, year, journal, publisher and citation count for any paper title or topic query