Reverse geocoding widget: coordinates -> nearest postal addresses with distance in metres. ~160 countries, 'use my location' button, framework-free JavaScript. MIT.
Forward geocoding widget: address -> latitude/longitude with an explicit precision tier (rooftop, street, postcode, locality). 240+ countries, single-line or fielded input, framework-free JavaScript. MIT.
Framework-free address validation widget for any HTML form. Verifies, corrects and standardises addresses in 240+ countries via the Acuris API; returns coordinates and a precision tier. One script tag, MIT. Free API key, 1,000 transactions/day.
Address autocomplete (typeahead) for any input, no framework. Acuris API suggestions for 19 countries incl. US, Canada, Germany, France, Spain, Netherlands, Japan, Singapore; keystrokes free, you pay per selected address. Fills street, house number, city, postcode. MIT.
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