7,300 resources accept payment on this network. eip155:137
German river gauge readings from PEGELONLINE - water level in cm, discharge, position by river kilometre and status against mean and flood marks
German pollen forecast by region from DWD - hazel, alder, ash, birch, grasses, rye, mugwort and ragweed levels today, tomorrow and the day after
Search French companies by name, SIREN or SIRET - status, creation date, activity code, size, head office address, establishments and officers
Singapore 2-hour weather forecast by area from NEA with an island summary and the regional PSI and PM2.5 air quality readings with health bands
Marine species sightings from OBIS by scientific name - coordinates, depth, date, country, dataset, basis of record and taxonomic family
Fossil taxon facts from the Paleobiology Database - rank, authority, first and last appearance in millions of years, fossil occurrences and classification
Bedrock geology at a coordinate from Macrostrat - geologic unit, stratigraphic name, lithology, description, age range in Ma and map scale
US volcano alert levels and aviation color codes now from USGS - Normal, Advisory, Watch or Warning with synopsis, region and observatory
Search Figshare research outputs - datasets, code, papers, posters and theses with title, DOI, type, publication date and link, newest first
Eurostat statistics by dataset code and filters - unemployment, GDP, inflation and trade for EU countries as a clean time series with dimension labels
US ground elevation in meters and feet for one or up to ten coordinates from the USGS 3D Elevation Program, with highest and lowest point
ClinVar genetic variants by gene and clinical significance - classification, review status, conditions, chromosome position and variation link
T-test from raw samples - Welch two-sample or one-sample, t, degrees of freedom, p-value, confidence interval, Cohen d and a significance verdict
Chi-square test of independence on a contingency table - statistic, df, p-value, Cramer V, expected counts, Yates correction and assumption warnings
Daylight saving changes for any IANA time zone and year - exact UTC moment, offset before and after, direction, local time and the next transition
IPv6 address tool - expanded and compressed forms, address type, private check, reverse DNS name and for a prefix the range, size and /64 subnet count
Unix chmod calculator - octal to symbolic and back, what owner, group and others can do, umask equivalents and warnings for setuid and world-writable modes
Profile CSV text - detected delimiter, per-column type, nulls, unique counts, min, max, mean, median, top values, duplicate rows and ragged rows
Depreciation schedule for an asset - straight-line, declining-balance with any factor or sum-of-years digits, with yearly expense and book value
Translate text to Morse code with the NATO phonetic spelling, or decode Morse back to text, with counts of symbols and unsupported characters
Generate a QR code from text or a URL - SVG, base64 data URI, ASCII art and the raw module matrix, with error correction level, colors and quiet zone
Screen English text for toxicity - 0 to 100 score and label, matched profanity, insults, harassment, threats and self-harm encouragement, plus shouting
Redact personal data and secrets from text - emails, phones, Luhn-checked cards, IBANs, SSNs, IPs, wallet addresses, API keys, JWTs and private keys
Validate identifiers by check digit - ISIN, CUSIP, SEDOL, LEI, ISBN, EAN or UPC, IMEI, VIN, ORCID, ISSN, NPI, DOI and cards, or auto-detect the type
