Welcome to the JOSM online help system

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Getting Started

Within this help/wiki

• Introduction to JOSM
• How Tos about JOSM
• Audio mapping: playing voice notes and synchronizing them with your GPS tracks in JOSM

OSM-wiki resources

• ​JOSM page and ​JOSM Guide
• ​Where to get help? - more general articles and resources (including ​Map features)

Concepts

• Objects - explains what objects maps consist of and how these objects are described in detail
• Changeset - explains why you create a changeset when you upload data to the OSM server
• Preferences - some of the setting are not acceptable via settings menu or just spread everywhere in the editor
• EVERY "button" and menu item may be assigned with hot-key (including menu items provided with plugins; popular presets and saved search queries). Some default hotkeys may surprise editors from iD and Poltrach. All shortcuts will be present "Hotkeys" tab in F12 menu you can adjust and fine-tune them or reset at any moment.

JOSM tools

Selection:

• Select (S) - contain many modifiers, including lasso mode
• Search (CTRL+F) - a very powerful tool with mini query language
• Help/Plugin/UtilsPlugin2#Selection

JOSM interface

Main articles:

• JOSM interface - this page will explain elements shown at picture below
• Help/JOSM interface customization.

<!-- images may appear with 0 height in JOSM help, not sure how to fix it -->

Starting screen may be confusing for newcomers, you need to get data first using Download menu	Here is what you will see if you choose Moscow Kremlin	Additional and more complex tools may be activated with Expert mode (pay attention to the left side of the screen)	We will use following terminology about menus at this this wiki 1 - [JOSM interface], 2 - main toolbar, 3 - edit toolbar, 4 - status bar, 5 - ..., 6 - toggle dialogs, 7 - Search menu items, 8 - map view

JOSM Plugins

• A list of available plugins can be found at the plugin page
• Plugin descriptions within JOSM help
• Information and Documentation about various JOSM plugins can also be found starting from the ​JOSM-Plugin page in the OSM-wiki

JOSM error messages

• Error messages