Astronomical object lookup from SIMBAD by name - RA/Dec in degrees and sexagesimal, object type, spectral type, parallax distance, radial velocity and size

Search the Internet Archive for books, audio, films, software and images - title, creator, date, download count, size and item link, sorted by popularity

Atmospheric CO2 at Mauna Loa from NOAA - latest monthly and weekly ppm, year-over-year and ten-year change and annual growth for the last five years

Search Hugging Face Spaces (demo apps) by keyword - likes, SDK (Gradio, Streamlit, Docker), creation date, tags and URL, sorted by likes or trending

Gene and drug-target lookup from Open Targets - Ensembl id, location, function, tractability by modality and top associated diseases with scores

Live bike-share availability for any city worldwide from CityBikes - free bikes and empty docks per station, sorted by distance from your lat/lon

Active German civil-protection warnings from NINA - flood, contamination, weather and emergency alerts with severity, urgency, source and validity

Chile economic indicators today - UF, UTM, USD/CLP, EUR/CLP, monthly IPC inflation, TPM policy rate, IMACEC and copper from the Banco Central

Bitcoin mining pool market share over 24h to 1y - blocks mined and share per pool, top-3 concentration, empty blocks and network hashrate in EH/s

Sunrise, sunset, solar noon, day length and civil, nautical and astronomical twilight times in UTC for any lat/lon and date, golden hour planning

Search the European open data portal (data.europa.eu) - dataset title, publisher, country, formats, keywords, modified date and landing page by topic

ENSO status from the NOAA Oceanic Nino Index - El Nino, La Nina or neutral phase, strength, consecutive seasons in phase and the last 12 seasons

Global atmospheric methane from NOAA - latest monthly ppb, trend, year-over-year and ten-year change, pre-industrial level and the last 12 months

NASA GISTEMP global temperature anomaly versus the 1951-1980 baseline - recent annual values, this year's months and the five warmest years

Fundraising dilution calculator - post-money valuation and investor and holder ownership after the round

European job listings search - tech and remote roles from Arbeitnow with company, location, job type, tags and posting date

Startup runway calculator from cash, burn, revenue and growth - runway months and ending balance

Indian mutual fund search - find scheme codes and names of mutual funds in India by keyword (AMFI data)

WHO health statistics by country - life expectancy, mortality and other WHO indicators with latest value by sex, history and 5-year change; search indicators by name

Hacker News front page - current top, new, Ask HN or Show HN stories with rank, points, comments and links