JOSM – Java OpenStreetMap Editor

Stable version: 19342 Development version: 19346

JOSM needs help with translations and the online help. Please help in the JOSM I18n contest.

Getting Started

• Download some existing data from OSM using Download data on the File menu or the download button . If you have questions during your very first edit, the Introduction (en) page will assist you.

Getting Help

• Online help: Help on the Help menu or press F1 as required to get context sensitive help. Open Help (en) now.
• Join the ​forum or ask at ​help.openstreetmap.org

News

• 2025-03-16 weeklyOSM: The weekly round-up of OSM news, issue ​#764, is now available.
• 2025-03-01 (stable version 19342)
  • New language variant Canadian English added and Australian English and Norwegian completed. Some progress for other languages.
• 2025-02-04 (stable version 19307)
  • Languages Italian, French, Arabic, Brazilian Portuguese and Swedish are now (again) fully translated.
• 2025-01-03 (stable version 19277)
  • Added new language Welsh and readded Turkish
• More news ...

Contributing to JOSM

• Help translating JOSM into your language! Currently 0% of program texts are done.

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Remember the golden rules of OpenStreetMap:

• Don't copy from other maps
• Have fun!