No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Open-Meteo
Weather forecast and historical climate data over a simple JSON API, free for non-commercial projects.
Since 2021
Free plan · Developer tools · Developers
- Meteosource
An API that serves current, forecast and historical weather for any location, for apps and weather-sensitive firms.
Since 2023
Free plan · Data and spreadsheets · Developers
- WeatherXu
A REST API that gives current, forecast and historical weather for any location, plus severe weather alerts.
Free plan · Developer tools · Developers
- StockFit API
API with point-in-time US company financials, earnings and ETF holdings from SEC filings, for backtests and investing apps.
Since 2026
Free plan · Data and spreadsheets · Developers
- GribStream
An API that returns live and archived weather forecasts and actuals for chosen points, for apps that need weather data.
Since 2024
Free plan · Developer tools · Developers
- Forecastion
Paste historical data to compare forecasting methods, run Monte Carlo scenarios and share models with a finance team.
Since 2026
Data and spreadsheets