I am the creator, maintainer and main developer of StreetComplete and related Java libraries. StreetComplete is an easy-to-use OpenStreetMap editor for Android, most suitable for casual contributors on the go.
Regular donations enable me to spend more time on StreetComplete and the related libraries.
Easy to use OpenStreetMap editor for AndroidKotlin 1.2k
Java client for the OSM API 0.6Java 50
fast offline reverse country geocoding: find country given a geo positionJava 7
A dictionary of OSM map features, accessible by terms and by tags, for Java and Android.Java 2
Java client for the Overpass APIJava