Tools
Convert GeoJSON features into a CSV table.
Convert GeoJSON into KML for Google Earth or Google My Maps.
Check GeoJSON for structural errors, with clear explanations.
Paste GeoJSON and preview it instantly on an interactive map.
Look up a GitHub profile’s stats, top repositories, and most-used languages.
Check whether a pasted GPS coordinate is valid, in decimal or DMS format, with a map.
Check and correct grammar, spelling, and punctuation errors using AI.
See the true shortest flight path between two places, curved over the Earth’s surface, with a map.
Add or remove GST from an amount, and see the tax and total, directly in your browser.
Calculate the remaining quantity of a substance after a given time, based on its half-life, directly in your browser.