API marketplace

Track rocket launches from around the world. List upcoming and past launches with launch windows and live status, search by rocket or mission, get full detail for any launch, browse the space agencies behind them, and follow upcoming spaceflight events. Every launch comes as a clean record with the rocket configuration and family, launch service provider, mission name, type, orbit and description, pad and location, weather probability, webcast-live flag and imagery — sourced from The Space Devs’ Launch Library 2. Delivered through a fast, reliable API, ideal for countdown widgets, space-news sites, education tools, calendars and hobbyist apps.

Uptime

100.0%

Latency

560ms

Subs

4,556

Everything about the Moon from one fast, fully-local API. Get the current (or any date) lunar phase with illumination percentage, age in days, phase angle and waxing/waning state, plus the matching emoji; list the upcoming principal phases (new, first quarter, full, last quarter) with accurate UTC timestamps; render a full monthly lunar calendar; and look up the Moon’s zodiac sign and ecliptic longitude. Phase instants are computed with Jean Meeus’ astronomical algorithms and are accurate to about a minute. Every endpoint takes an optional ISO date and works by GET or JSON POST. Pure server-side compute with no third-party upstream, so responses are instant and always available. Ideal for calendar and weather apps, photography and astronomy tools, gardening, fishing and astrology features.

Uptime

100.0%

Latency

76ms

Subs

4,339

Search scholarly literature and look up rich publication metadata from Crossref, the DOI registry behind millions of journal articles, books, chapters, conference papers and datasets. Full-text search across 150+ million works with relevance or citation sorting and optional filters, retrieve any work by its DOI (plain, doi: or URL form accepted), and search journals and publishers. Every work comes back as a clean record with title, authors and ORCIDs, journal/container, publisher, publication date, volume/issue/page, ISSN/ISBN, abstract, subjects, license and citation count. Authoritative open scholarly metadata delivered through a fast, reliable API — ideal for reference managers, repositories, research analytics, discovery tools and academic apps.

Uptime

100.0%

Latency

2251ms

Subs

3,419

Real-time and historical earthquake data sourced from the USGS Earthquake Hazards Program. Pull ready-made summary feeds by magnitude band and period (significant, M4.5+, M2.5+, M1.0+ or all, over the past hour, day, week or month), run a full FDSN search by time window, magnitude range and geographic radius, count matching events, fetch the latest quakes worldwide, or look up a single event by its USGS id. Every event comes as a clean record with magnitude and type, place, ISO timestamps, depth and coordinates, felt reports, shaking intensity (CDI/MMI), PAGER alert level, tsunami flag and significance. Authoritative public data delivered through a fast, reliable API — ideal for insurance and risk, IoT and sensor alerting, newsrooms, research and disaster-response apps.

Uptime

100.0%

Latency

298ms

Subs

3,580

A complete health & fitness calculator suite in one API: Body Mass Index with category and healthy-weight range, Basal Metabolic Rate (Mifflin-St Jeor and Harris-Benedict), Total Daily Energy Expenditure with weight-loss/gain calorie targets, macronutrient splits (balanced, low-carb, high-protein, keto, endurance) with fibre, U.S. Navy body-fat percentage, ideal body weight across four classic formulas (Devine, Robinson, Miller, Hamwi), and daily water intake. Every endpoint accepts GET query parameters or a JSON POST body and works in both metric and imperial units. All computation is done locally with established public-domain equations, so responses are instant and the service is always available. Ideal for fitness trackers, nutrition apps, telehealth and wellness dashboards.

Uptime

100.0%

Latency

72ms

Subs

3,713

Browse and search the official FBI Wanted list — fugitives, missing persons, terrorists and seeking-information cases — with charges, cautions, rewards, physical descriptions, field offices and photos. Useful for news, public-safety, security-research and OSINT apps.

Uptime

100.0%

Latency

362ms

Subs

3,410

Terrain elevation in metres above sea level for any coordinate — a single point or a batch of up to 50 points for route and grid profiles. Ideal for hiking and outdoor apps, mapping, drone flight planning, solar siting, flood and line-of-sight analysis.

Uptime

33.3%

Latency

1242ms

Subs

3,656

Browse Nobel Prizes by year and category — physics, chemistry, medicine, literature, peace and economics — with laureates and their official citations, and look up laureate profiles by name or id with birth details and every prize won. Great for education, trivia, research and history apps.

Uptime

100.0%

Latency

140ms

Subs

3,444

Search, filter and look up breweries worldwide by name, city, state, country or type — with full address, geo-coordinates, phone and website. Plus a random-brewery endpoint. Great for travel, hospitality, beer-discovery, mapping and local-business apps.

Uptime

100.0%

Latency

497ms

Subs

3,091

Look up FDA drug labels — purpose, indications, dosage, warnings and ingredients — the most-reported adverse reactions for a drug (aggregated from FAERS), and FDA recall and enforcement records. Backed by openFDA. Useful for healthcare, pharmacy, telemedicine and drug-information apps. Not medical advice.

Uptime

100.0%

Latency

1102ms

Subs

3,270

Match scientific or common species names to the GBIF taxonomic backbone (kingdom to species), search the global species catalogue, fetch full taxon records with vernacular names, and retrieve geo-located occurrence observations. Ideal for nature, education, research, conservation and citizen-science apps.

Uptime

100.0%

Latency

406ms

Subs

4,129

Search Hacker News stories and comments by relevance or date, read the live front page, and fetch full item threads with their comment trees. Filter by story, Ask HN, Show HN, poll or comment. Great for tech-trend monitoring, brand and topic tracking, content aggregation and developer tools.

Uptime

100.0%

Latency

474ms

Subs

4,886

Latest, next and recent SpaceX launches with mission details, success status, mission patches, webcasts and articles, a single-launch lookup by id, and the full rocket fleet with specs, success rates and imagery. Great for space dashboards, trackers, education and hobby projects.

Uptime

0.0%

Latency

2163ms

Subs

3,955

Resolve postal and ZIP codes to city, state and geo-coordinates for around 60 countries — and the reverse, listing all postal codes of a city. Perfect for checkout and address-form autofill, shipping, store locators and geo-targeting.

Uptime

100.0%

Latency

218ms

Subs

4,532

Look up packaged food products by barcode (EAN/UPC/GTIN) and get the product name, brand, ingredients, allergens, Nutri-Score, NOVA group, Eco-Score and per-100g nutrition facts — or search the catalogue by name. Backed by the Open Food Facts database. Ideal for nutrition trackers, diet and fitness apps, grocery and retail tools.

Uptime

100.0%

Latency

939ms

Subs

3,000

Sunrise, sunset, solar noon, day length and the civil, nautical and astronomical twilight phases for any latitude/longitude and date — plus a multi-day range. Useful for agriculture, solar energy, photography, outdoor scheduling, smart-home automation and astronomy apps.

Uptime

100.0%

Latency

244ms

Subs

3,675

Enrich a first name with predicted gender, age and nationality — with confidence probabilities and an optional country bias for higher accuracy. One combined call returns all three. Ideal for CRM enrichment, personalization, form pre-fill, audience analytics and demographic segmentation.

Uptime

100.0%

Latency

1216ms

Subs

4,182

Look up English word definitions with phonetic transcriptions, pronunciation audio, parts of speech and example sentences, plus synonyms and antonyms. Ideal for writing tools, word games, language learning and education apps. Experimental support for 11 more languages.

Uptime

100.0%

Latency

185ms

Subs

4,603

Search cocktails, fetch full recipes with measured ingredients and instructions, get a random drink, and filter by ingredient, category, glass or alcoholic / non-alcoholic. Each cocktail includes a photo and tags. Powered by TheCocktailDB.

Uptime

100.0%

Latency

178ms

Subs

4,736

Search millions of books, look up editions by ISBN-10/13 and find authors — with covers, publish years, publishers, page counts and subjects. Powered by Open Library (Internet Archive).

Uptime

100.0%

Latency

8548ms

Subs

4,847

Current air quality and hourly forecast for any location — European and US AQI plus PM2.5, PM10, ozone, nitrogen dioxide, sulphur dioxide, carbon monoxide, dust and UV index. Powered by Open-Meteo. Just pass a latitude and longitude.

Uptime

100.0%

Latency

160ms

Subs

4,017

Driving routes with distance, duration and geometry, distance/duration matrices for up to 25 points, and nearest-road snapping — on the global OpenStreetMap road network. Coordinates are simple lat,lon pairs.

Uptime

100.0%

Latency

146ms

Subs

3,198

Browse and filter the latest job postings — title, company, location, remote flag, job types and tags — across tech and beyond. Filter by keyword, location or remote-only. Powered by the Arbeitnow job board.

Uptime

100.0%

Latency

180ms

Subs

3,324

Get instant knowledge answers — definitions, abstracts, entity facts and related topics — plus search autocomplete suggestions, powered by DuckDuckGo. Ideal for knowledge panels, "did you mean" boxes and query suggestions.

Uptime

100.0%

Latency

209ms

Subs

4,629