Welcome to JOSM online help system

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Beware: This help might get outdated from time to time! Please help improving it by fixing parts that are missing or outdated - this is a wiki!

Table of Contents

Getting Started

• Introduction to JOSM
• JOSM Page on the OSM wiki: ​http://wiki.openstreetmap.org/wiki/Josm
• How Tos about JOSM
• Working with Relations
• Audio mapping: playing voice notes and synchronizing them with your GPS tracks in JOSM
• ​FAQ about OSM in general
• Keyboard shortcuts

Concepts

• Objects - explains what objects maps consist of and how these objects are described in detail
• Conflict - explains the basics of conflicts, why they occur, how they are detected and how you can resolve them

• Changeset - explains why you create a changeset when you upload data to the OSM server

JOSM interface

• Map View - The main area, where editing takes place

• Main Toolbar (the toolbar above the main JOSM window). This toolbar is highly customisable, with the ability to add and remove menus items from the preferences dialog.

• Edit Toolbar (the toolbar down the left hand side of the main JOSM window)
• Toggle Dialogs (lower left part of JOSM window)
• Main Menu (note: depending on which plugins you have installed you may have more options on this menu)
  • File
  • Edit
  • View
  • Tools
  • Audio
  • Presets
  • WMS (shown when wmsplugin plugin is installed)
  • Help

JOSM Plugins

• A list of available plugins can be found at the Plugin page.
• Information and Documentation about various JOSM plugins can be found here: ​http://wiki.openstreetmap.org/index.php/JOSM/Plugins

JOSM error messages

• Something General
• Error while parsing outdated