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

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

Tile quantity estimator from area, tile size and waste allowance

US amateur radio callsign lookup - licence class, status, grant and expiry dates, licensee name and grid square from the FCC database

UK postcode lookup - latitude, longitude, ward, district, constituency, region and LSOA for any full UK postcode from Ordnance Survey open data

OEE calculator from availability, performance and quality percentages

SaaS unit economics - LTV, LTV:CAC and CAC payback months from ARPA, margin, churn and CAC

Steam game details by app id - current price and discount, live concurrent player count, Metacritic score, genres, developer, release date and platforms

Indian bank branch details from an IFSC code - bank, branch, address, city, state, MICR, SWIFT, and NEFT, RTGS, IMPS and UPI support

Video pixel count calculator - total pixels, megapixels and aspect ratio

Minecraft mod, plugin or modpack stats from Modrinth - downloads, followers, loaders, latest game version, licence, source link and last update

CPAN Perl distribution lookup - latest version, abstract, author, licence, runtime dependencies, downstream dependents and open issues from MetaCPAN

Hackage Haskell package lookup - latest and preferred versions, synopsis, licence, category, maintainer, GHC tested-with and core build dependencies

Flathub Linux app lookup - latest version and release date, licence, developer, categories, runtime, total installs and installs in the last 30 days

Arch Linux package info across the official repos and the AUR - version, repo, size, dependencies, out-of-date flag, AUR votes and popularity

Upcoming passenger train departures at any Finnish station - train, destination, scheduled and estimated time, delay minutes, track and cancellations

Debian source package lookup - version in every suite (stable, testing, sid), version count, VCS link, tracker URL and lines of code by language

NOAA NDBC buoy observations - wind, gust, wave height and period, pressure and 3-hour trend, air and water temperature and 24-hour extremes

CRAN R package lookup - latest version, title, description, licence, maintainer, imports, depends and suggests, release date from crandb

ORCID researcher profile by iD - name, biography, keywords, employment and education history with dates, works count and recent works with DOIs