Welcome to JOSM online help system

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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

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.
  • Open
  • Save
  • Download from OSM ...
  • Upload to OSM
  • Undo
  • Redo
  • Search for objects
  • Preferences

• Edit Toolbar (the toolbar down the left hand side of the main JOSM window)
  • Select Move Rotate
  • Draw Nodes
  • Create Areas By Extrusion
  • Zoom
  • Delete
  • ...buttons below the delete tool affect the display of dialog windows described under 'views' below

• Toggle Dialogs (lower left part of JOSM window)
  • Layer List Dialog
  • Properties/Memberships Dialog
  • History Dialog
  • Current Selection Dialog
  • Filter Dialog
  • Authors Dialog
  • Conflict Dialog - displays the list of conflicts in the current data layer
  • Command Stack Dialog
  • Relations List Dialog
  • (... other buttons depending on the Plugins loaded)

• Main Menu (note: depending on which plugins you have installed you may have more options on this menu)
  • File
    • New - Creates new OSM data layer
    • Open - Opens a file in a new layer
    • Open location - Loads OSM data from an URL
    • Save - Save the data in the current data layer to a file
    • Save as ... - Save the data in the current data layer to a new file
    • Export to GPX ... - Export the current data layer as GPX file
    • Download from OSM ...
    • Download parent ways/relations ...
    • Update data
    • Update selection
    • Upload to OSM
    • Upload Selection to OSM
    • Close open changesets
    • Exit - Leave JOSM
  • Edit
    • Undo
    • Redo
    • Copy
    • Paste
    • Paste Tags
    • Duplicate
    • Delete - Delete the selected objects
    • Merge Layer
    • Merge selection
    • Select all - select all objects of the current data layer
    • Unselect all - clear the selection
    • Search for objects
    • Preferences
  • 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

• Error while parsing outdated