Older JOSM News

• 2024-06-04 (stable version 19096)
• 2024-05-02 (stable version 19067)
• 2024-04-10 (stable version 19039)
  • Fix #21533: Native Apple Silicon support (macOS installation files are "universal binaries")
• 2024-03-18 (stable version 19017)
  • OpenStreetMap is deprecating Basic Authentication and OAuth 1.0a. JOSM has removed OAuth 1.0a support in early 2024, and Basic Authentication should be avoided wherever possible. We recommend that all new users use OAuth 2.0 and existing users switch (en) to it. See #22810 and the OpenStreetMap Operations ticket ​#867 for further details.
  • JOSM will no longer finish startup with Java 8. Please upgrade to Java 11 or later.
  • Count any missing tag on any object as tag conflict (en) when merging nodes, combining ways and replacing geometry (#23305). See #23555 for further upcoming enhancements.
• 2024-02-06 (stable version 18969)
• 2024-01-17 (stable version 18940)
  • Use the appropriate Bing layer -- notably, there may be some quality differences, and the imagery may be newer or older than what would be seen on the previously used Bing imagery layer. There should no longer be a difference as compared to Bing imagery from ​Rapid or ​iD.

2023

• 2023-12-05 (stable version 18905)
  • JOSM software (Java archive, Windows and MacOS release) will no longer be signed. The code signing rules changed and are no longer acceptable for JOSM team. When using systems relying on signing in future warning requests will appear again.
  • Remove Potlatch2 from the built-in styles. It has been replaced with wiki:Styles/Potlatch2. It should be replaced automatically, if you have the Potlatch2 style enabled.
• 2023-08-30 (stable version 18822)
  • Fix #23105: Add action to select shared/common child objects (patch by Woazboat, modified)
• 2023-08-01 (stable version 18789)
• 2023-07-07 (stable version 18772)
  • Fix #22279: Add new split mode for quick splitting of ways (patch by Woazboat, modified)
    • Please note that the default shortcut conflicts with the knife tool from the auto-tools plugin. The new split mode should replace the knife tool from auto-tools for most people.
  • Fix #9446: Show progress on upload validation (patch updated by gaben)
• 2023-06-05 (stable version 18746)
• 2023-05-03 (stable version 18721)
• 2023-04-03 (stable version 18700)
• 2023-03-02 (stable version 18678)
  • OAuth 2 Support for OpenStreetMap Authentication (see #20768)
• 2023-01-30 (stable version 18646)
• 2023-01-04 (stable version 18622)
  • Add tabs to Image Viewer Dialog (en) to allow users to quickly switch between geotagged image layers, which now include GPX waypoint images (#21605)

2022

• 2022-11-01 (stable version 18583)
• 2022-10-07 (stable version 18570)
• 2022-08-30 (stable version 18543)
  • Add a popup menu for notes
• 2022-08-02 (stable version 18531)
• 2022-07-07 (stable version 18513)
• 2022-05-29 (stable version 18463)
  • Mac now uses ⌘ instead of ctrl for most Select (en) map mode actions (including Rotate (en) and Scale (en))
• 2022-04-05 (stable version 18427)
• 2022-03-06 (stable version 18387)
• 2022-01-03 (stable version 18360)

2021

• 2021-11-01 (stable version 18303)
  • Code simplification of upload dialog
  • Initial implementation of 360° (panoramic) image viewer and new button to view images in an external viewer
• 2021-09-05 (stable version 18193)
  • New Windows and macOS installer including Java 16 and JavaFX; Ubuntu package now depends on openjfx
• 2021-08-02 (stable version 18118)
• 2021-07-11 (stable version 18004)
  • Update fully automatic OAuth authentication to adapt to recent OSM server change
• 2021-06-02 (stable version 17919)
  • Add support for Mapbox Vector Tile
  • Show geocoded images from Wikimedia Commons as GeoImageLayer
• 2021-04-28 (stable version 17833)
  • Re-organize the upload dialog
  • Filter notes in notes dialog
  • Add colorfulness/contrast/gamma sliders to image viewer
• 2021-04-01 (stable version 17702)
  • Reduce heap allocations while rendering
  • Ask Oracle Java WebStart users to switch to ​OpenWebStart
  • Tagging presets: validate user input. Disabled by default, can be activated in tagging presets preferences.
• 2021-03-18 (stable version 17580)
  • Fix many memory leaks
  • Java 16 support
  • Fix constant reloading of imagery tiles
  • macOS build process fixes and improvements. Will correctly detect when it needs to be updated.

2020

• 2020-12-29 (stable version 17428)
• 2020-11-22 (stable version 17329)
  • Re-organize the preference dialog
  • New macOS bundle system, with Retina resolution, built-in Java runtime, and valid Apple software notarisation (no more scary warnings when opening!)
• 2020-10-05 (stable version 17084)
  • Beberapa perbaikan temeh, sila rujuk Logs
• 2020-09-07 (stable version 17013)
  • Terjemahaan bahru Bahasa Serbia dibentuk corak tulisan Latin
  • Bentang data GPX routes sebagai lapisan asing (seiiras markers)
  • Perangkatan HiDPI bermaju semenjak keseluruhan icon2 JOSM core diperbaiki sebagai format SVG
  • Bergunala Dark mode dengan plugin bahru FlatLaf
• 2020-07-31 (stable version 16812)
• 2020-07-02 (stable version 16731)
  • Add feature "restore selected tags" in the history window (via context menu)
  • Selamatkan links ke taghistory.raifer.tech
  • Add "Invert selection" action (expert mode only)
• 2020-06-02 (stable version 16538)
  • Add Persian and Icelandic language
  • Switch to JOSM search syntax in Overpass Query Wizard
  • Improve cursor rendering on HiDPI screens
  • Add color chooser to presets, display the color in the properties dialog
  • Jump to Position: add jump to place name
• 2020-04-06 (stable version 16239)
  • Add Arabic language
  • Add support for Eastern Arabic(-Indic) and Khmer numerals
• 2020-02-26 (stable version 15937)
  • Maxar imageries are available again
  • Add links to regional/national taginfo instances of the Geofabrik - big thanks to the ​Geofabrik!
  • Improve Autofilters
  • The "Add tag" and "Change value" dialogs display the related preset/mappaint style icons on the okay button
• 2020-02-01 (stable version 15806)
  • Tag2Link plugin integrated in the JOSM core and improved
  • Double click sliders to reset opacity/colorfulness/gamma/sharpness
  • Smarter Split way function
• 2020-01-02 (stable version 15628)
  • New link to national taginfo instances if available
  • Option to automatically fill the changeset source tag in the upload dialog

2019

• 2019-12-02 (stable version 15553)
  • New language Marathi
  • Various improvements for gpx layers
• 2019-11-02 (stable version 15492 (en))
  • Add GeoJSON import
• 2019-09-30 (stable version 15390 (en))
  • Display the layer number in the layer list to ease using layer shortcuts (en)
• 2019-08-26 (stable version 15322 (en))
  • New logo
  • Add changeset tags via remote control
• 2019-07-10 (stable version 15238 (en))
  • Filter Imagery list by country name
• 2019-06-02 (stable version 15155 (en))
  • Add category icons in the imagery preferences and a box to filter the list. The categories are: photo, historicphoto, map, historicmap, osmbasedmap and other.
  • Display dynamic imagery entries of the Imagery menu (en) in sub menus when they don't belong to the category photo.
• 2019-04-29 (stable version 15031 (en))
  • The plugin download_along integrated into JOSM core, the menu item "Download along..." appears now in the menu File (en).
• 2019-03-31 (stable version 14945 (en))
  • Various improvements of the validator panel: "Manage ignore list (en)", "Ignore for now", etc.
• 2019-03-02 (stable version 14824 (en))
  • New language: Canadian English
• 2019-02-05 (stable version 14760 (en))
  • Our server sponsor is now FOSSGIS e.V. - Thanks a lot to Hetzner for the support till now and to FOSSGIS for the new powerful hardware.

2018

• 2018-12-31 (stable version 14620)
  • Automatic column width of the tags table to fit content
• 2018-11-28 (stable version 14460)
  • Data download: "Download as new layer" changed from a checkbox to an own button
  • The height of each panel on the right side is saved when JOSM is closed
• 2018-11-18
  • The ​buildings_tools plugin snaps now to edges too
• 2018-10-28 (stable version 14382)
  • Option to display object version in lists
• 2018-10-02 (stable version 14289)
  • Various enhancements for the correlation of images to gpx tracks
• 2018-08-22 (stable version 14178)
  • Display the language the abbreviation in name:xx keys stands for in the Tags/Membership dialog (en)
• 2018-08-18 (stable version 14163)
  • Support Overpass API JSON format
  • Support Notes (en) in osmChange files (.osc) created by OSMAnd
  • Options (en) for conversions of GPX to OSM tags
• 2018-07-29 (stable version 14066)
  • Support GDPR-compliant OSM data
• 2018-07-09 (stable version 14026)
• 2018-07-01 (stable version 13996)
  • Hide labels while dragging the map (en) to improve performance
  • Switch imagery layer (en) when pressing tilde (~) or square (²) key
• 2018-05-31 (stable version 13878)
• 2018-05-27 (stable version 13860)
  • Add Korean translation
  • Major improvements to WMS/WMTS support
• 2018-05-07 (stable version 13710)
  • Add 724 new projections (JOSM supports now 6135 projections in total)
  • The icon marks background layers which were shifted (aligned)
  • Double-clicking on an element in the upload window zooms to the element
• 2018-03-26 (stable version 13576)
  • Add support for private and locked OSM data layers (en)
  • Add context menu in the tag table of the history window (en)
  • Add support for translations with .lang files for external data (mappaint styles, rules, presets)
• 2018-03-04 (stable version 13500)
• 2018-03-01 (stable version 13478)
• 2018-01-28 (stable version 13367)
  • Add support for XZ compressed files
  • Better support for WMS 1.3.0

2017

• 2017-12-31 (stable version 13265)
  • Context menu entries to Export a route relation to a GPX file and to convert to a new GPX layer
  • Context menu entries "Get tile status" (/status) and "Force tile rendering" (/dirty) for tiles from *.tile.openstreetmap.org (expert mode only)
• 2017-11-26 (stable version 13170)
  • Text of notes is now selectable and copyable; links are now clickable
  • Ability to upload data in background
  • Don't select all characters from a text box when switching between JOSM and another application
• 2017-10-29 (stable version 13053)
  • Already downloaded areas are displayed in the download window and in the minimap and the layer chooser button was improved
  • New button in the relation editor that selects the relation itself
• 2017-10-06 (latest version 12926)
  • JOSM now uses a new code signing certificate sponsored by ​FOSSGIS e.V. (required for WebStart)
• 2017-10-03 (stable version 12921)
  • Added links to external changeset viewers to the History and Changeset Manager windows
  • Added feedback request checkbox to the upload window
  • The creating circles function automatically uses a proper node count depending on the circle diameter
  • New command-line parameters to execute certain tasks without graphical user interface:
    • Rendering of osm data using a MapCSS style
    • Converting coordinates from one projection to another
• 2017-09-02 (stable version 12712)
  • Compatibility with Java 9
  • Download from Overpass API reworked and integrated in the Download data window (expert mode only)
  • Export of validator errors
• 2017-07-30 (stable version 12542)
  • Search by preset in the Search window.
  • New "home location" bookmark (if set in the OSM user settings) and bookmarks of the last 15 changesets.
• 2017-07-02 (stable version 12450)
  • Add automatic filter buttons, e.g. to quickly filter for level values.
  • Add support for MP3, AIFF and AAC codecs for audio mapping.
  • Add colors to the gpx layer visibility button.
• 2017-05-29 (stable version 12275)
• 2017-05-02 (stable version 12039)
  • Reprojection (warping) of imagery layers: allows to combine sources of different projections.
• 2017-04-02 (stable version 11826)
  • Completely prevent the upload of a layer by "upload=never" in the osm file
  • An option was added to not zoom to the new downloaded data. (expert mode only)
• 2017-02-27 (stable version 11639)
  • The GPS Heat Map mode has now some settings to adjust its appearance.
  • Mirror servers of imageries can now be selected in the Imagery Preferences.
• 2017-02-02 (stable version 11526)
  • GPS traces can now be displayed in the new Heat Map mode.

2016

• 2016-12-31 (stable version 11427)
  • Internal database with boundaries of all countries. Single validator rules and mappaint styles can now e.g. be limited to a specific country.
  • Simply dropping or pasting URLs to download data supports now all URL types from the Open Location window.
  • The key and value text boxes in the add value window are prefilled with the next tag of the list below if the first key is already used.
• 2016-11-06 (stable version 11223)
  • The Overpass queries bbox and geocodeArea are now evaluated.
  • New button to open a note in an external browser
  • New possibility to customize the transformation from GPX tags to OSM tags when converting GPX markers to OSM data
• 2016-09-05 (stable version 10966)
  • New function "Download in current view" (expert mode only)
  • Download of an object by simply pasting the object URL from osm.org
• 2016-08-12 (stable version 10786)
  • Switch to Java 8 with big rework of the JOSM core
  • New function "Paste at source position" in the Edit menu (Ctrl+Alt+V, expert mode only)
  • Support of geo: URLs
• 2016-07-12 (stable version 10526)
  • Big rework of the JOSM core
• 2016-04-28 (stable version 10161)
  • New layer filters (opacity/colorfulness/gamma/sharpness)
• 2016-03-13 (stable version 9979)
  • OAuth is now the default authorisation method.
  • Drag & Drop support for the relation editor (more info)
  • New button in relation editor to refresh the relation (e.g. after splitting a way)
  • The History dialog shows the old and new coordinates of a moved node on a map
  • Automatic snap zoom to default resolution of background
  • Extended support of different projections

2015

• 2015-12-31 (stable version 9229)
  • Areas are filled only around their inner edges. This and other settings are adjustable in the Style settings of the JOSM Standard mappaint style. More info about Style settings
• 2015-11-23 (stable version 9060)
  • Support Norwegian Bokmål language
• 2015-10-30 (stable version 8969)
  • Way splitting: reuse id/history of existing way for longest split segment (expert users can choose another segment)
  • Display node icons from mapview also in lists (e.g. in selection dialog, relation editor or upload dialog)
• 2015-09-28 (stable version 8800)
  • Integration of Overpass download and Overpass Turbo Wizard (Expert mode only)
  • Added Minimap
  • Added link to taginfo
  • Selectable Gamma value for background imagery
• 2015-08-22 (stable version 8677)
  • WMS imagery improvements, add WMTS support
  • New ​OpenGL and ​Raster layers filters plugins
• 2015-06-17 (stable version 8491)
  • Support Belarusian language
  • Support Vietnamese language
• 2015-04-18 (8227)
  • Support Valencian language
• 2015-03-31 (8160)
  • Support Lithuanian language
• 2015-03-02 (8109)
  • More fonts to support more languages on Windows
  • Some plugins can now be installed and used without a restart of JOSM.
  • New search box for main menu (top right)
  • The core Notes support is now enabled by default (the plugin is deprecated).
• 2015-02-18
  • The ​Launchpad web interface which is used to translate JOSM works again without timeout errors.

2014

• 2014-12-29 (7906)
  • Two new languages: Asturian and Khmer.
  • Preferences, user data, and cache directories changed on OS X and Windows.
• 2014-12-10 (7777)
  • ​New logo designed by Diamond00744.
  • Ability to download/upload ​OSM Notes.
  • Removed history dialog in side menus in favour of a new history button in selection dialog.
• 2014-10-21 (7643)
  • Fixed major bugs in keyboard shortcuts and Combine Way conflicts handling.
• 2014-09-30 (7588)
  • Better integration in OS X (see #10455 for details).
  • Display of OSM tags in preset UI.
• 2014-09-20 (7569)
  • JOSM now issues warnings for old style multipolygons which can be solved by transferring the relevant tags from outer ways to the relation.
• 2014-08-31 (7480)
  • Improvements of default map style:
    • Node symbols and icons are hidden at low zoom (this can be configured in the style settings).
    • Better label placement inside areas
    • Name of highway is displayed along the way
  • Offline mode with new command line argument --offline=[josm_website|osm_api|all]
• 2014-07-20
  • We're holding a graphics contest until 30th of September to get a new logo! See ​wiki for details.
• 2014-07-04 (7287)
  • New dual alignment mode for Extrude action
  • Automatic reloading of local map paint styles and validator rules
  • Automatic update for imagery entries
• 2014-05-18 (7139)
  • JOSM's default map style converted from XML to MapCSS
• 2014-05-15 (7131)
  • Add Move Node onto Way action
• 2014-04-25 (7001)
  • Switch to Java version 7, many code cleanups
• 2014-03-30 (6950)
  • Enhancement of Align Nodes in Circle, Create Circle and Align Nodes in Line actions
  • Access to OSM and JOSM websites in HTTPS by default
  • Remote control: listen also in HTTPS on port 8112
• 2014-02-28 (6891)
  • Allow HTTPS access to OSM API
• 2014-01-29 (6767)
  • New MapCSS-based tag checker, extensible via custom rules
  • Add "Search for objects by preset" action Shift-F3
  • Presets/MapCSS/Validator improvements

2013

• 2013-12-20 (6502)
  • Ask for changeset source tag in upload dialog
  • History dialog: load and display changeset comment
  • Improve way accuracy enabled for non-experts
  • Many other enhancements and bug fixes (changelog)
• 2013-11-17 (6388)
  • Up-to-date language files
• 2013-11-12 (6383)
  • New command to disconnect node from way
  • Notification of newly received OSM messages
  • Many minor enhancements of presets, styles and validator plus other parts
• 2013-09-20 (6238)
  • New non-intrusive notification messages
  • New "session" item in file menu visible in expert mode
  • Complete support of GPX routes
  • Lots of minor enhancement of presets, restart, styles and validator plus performance improvements
• 2013-08-07 (6115)
  • Request OAuth permission to fully support the new ​notes plugin
  • Refactoring of the plugin menus to support better grouping and integration
  • Prefer the child node of (last) selected objects when selecting nodes with duplicates
  • Many other enhancements and bug fixes (changelog)
• 2013-07-09 (6060)
  • Highlighting relations and objects selected in relation editor or relation, selection and tags/membership toggle dialog
  • Extruder Mode: Introduced modifier Ctrl for "draging nodes along segments" (previous setting can be restored under advanced preferences)
  • Download GPX data along a track, settings profiles for shortcuts etc. (Advanced preferences - More) and lots of minor enhancements
• 2013-06-05 (5990)
  • possibility to set keyboard shortcuts for presets and other toolbar buttons plus new context menu item "Edit shortcut" to define them
  • automatic zoom for WMS layers
  • new "Toggle panels" action on TAB to hide/unhide toggle dialog panel
• 2013-05-08 (5939)
  • integrate restart plugin into core
  • right click menu "undo, cut, copy, paste, delete, select all" for each text component
  • improve performance of purge command
• 2013-04-08 (5836)
  • major rework of context menus
  • add "clear buffer" button to remove incorrect buffer from "paste tag from text" action
  • remove support for the (deprecated) imagery offset server
• 2013-03-07 (5759)
  • Ctrl-Shift-V now can paste tags from text buffer, e.g., a=2,c=3 and a 2 c 3
  • multiple MapCSS rendering improvements
  • allow dragging nodes in Extrude mode
  • context menus in Add/Edit property dialogs, option to fix keyboard layout
  • basic date-filtering of GPS traces
  • remote control: allow deleting tags and creating objects with tags
  • lots of minor enhancements and bug fixes
• 2013-02-06 (5697)
  • roles are suggested in the relation editor and upon creating a relation
  • possibility to filter in the relation list toggle dialog
  • several enhancements of the "Add Value" dialog including a help button, remembering position and the possibility to add several tags in a row without closing the dialog
  • new imagery entry wms_endpoint and rework of WMS/TMS Dialog
  • new validator test for addresses and wikipedia tags and performance improvement in layer painting and error fixing
  • lots of minor enhancements

2012

• 2012-12-08 (5608)
  • new operators nth: and nth% allow to search for position in ways
  • some minor enhancement of remote control and internal presets
• 2012-11-10 (5576)
  • "nautical mile" (NM) is supported as system of measurement
• 2012-10-08 (5531)
  • rework of validator building test
  • some more tags are automatically discarded on upload (TIGER, odbl, yh)
  • code regarding license change was removed
• 2012-08-29 (5482, 5485)
  • imagery providers are suggested, according to the downloaded region
  • when adding tags to nodes, ways or relations, the five last used tags are displayed for quicker selection
  • filter tool has better support for multipolygons
  • You can no longer open a directory in the 'File > Open...'-dialog and load all containing photos automatically. Instead, select the image files directly (using Ctrl-A or Shift-Click). The 'Import images' tool from the context menu of a GPX-layer still works in the old way, so you can recursively load photos by opening a higher-level directory.
• 2012-07-23 (5353, 5356)
  • major bug fixes in handling of data modified by the License change redaction bot
  • small enhancements in map styles and validator tests, including the rendering of inactive layers and the display of names in validator dialog
• 2012-07-03 (5315)
  • major bug fixes in validator, conflict dialog and when merging layers
  • several enhancements in conflict dialog including option to select (double click) and zoom on elements (context menu)
  • several enhancements in validator tests
• 2012-06-04 (5267)
  • new languages: Portuguese (European) (pt), Catalan (ca)
  • support for custom projections
  • move tags to relation when creating a multipolygon
• 2012-05-02 (5210)
  • Some minor enhancements
    • make alternative search dialog default
    • command line argument --load-preferences= to apply settings on JOSM start
    • Allow MapCSS to style right and left side casings differently
• 2012-04-14 (5181)
  • The entry page of josm.openstreetmap.de has been simplified and re-organized
  • A tested version (5181) has been released with many changes/enhancements, these include
    • lasso selection mode (expert mode)
    • information dialogs for beginners: warning against misaligned imagery, when combining ways with conflicting tags or ways being part of relations
    • new features for relation editing: "Add selection to relation" (when right-clicking a relation), "Select previous/next Gap" (in relation editor)
    • user interface enhancements in View menu: "Map Paint Styles", ability to hide edit toolbar
    • several improvements in startup time
• 2012-02-07 (4905)
  • Shortcuts for the Relation Editor have been added: Alt-Up, Alt-Down (move selected member up/down), Alt-Del (delete member) and Alt-Home (download incomplete members)
  • A summarized change log is available which contains relevant changes between stable releases.
• 2012-02-02 (4897 ...)
  • Conflicting shortcuts in JOSM and plugins get fixed. All lot of function shortcuts will change!
• 2012-01-22 (4846)
  • The ImproveWayAccuracy plugin has been added to core. Select a way, click , and improve its accuracy. Check the help page for a detailed usage.
• 2012-01-21 (4791, 4796, 4833)
  • Various extensions for the RemoteControl feature: new command '/load_object' to download objects by id; '/add_way' command to create a new way with certain coordinates; parameter 'new_layer' for the '/load_and_zoom' command to load the data into a new layer.
• 2012-01-12 (4789)
  • New command line option to set an arbitrary preference value on start. (e.g. --set=expert=true)
• 2012-01-07 (4767, 4768)
  • Highlight for nodes and ways under the mouse cursor can be turned off: 'Preferences' > 'Display Settings' > 'OSM Data' (Only in Expert mode)
  • The drawing action allows to draw segments with discrete angles (e.g., 30/45°). Press the tabulator key to cycle through different modes.
• 2012-01-04 (4765)
  • The automatic hiding of buttons for the right hand side dialogs can be disabled for each window individually. (Eye-symbol in the upper right corner)

2011

• 2011-12-29 (4745)
  • New command to load and cache WMS background images along a gpx track in advance. (In right click menu of GPX-Layer)
• 2011-12-20 (4673)
  • Lambert 93 projection (EPSG:2154) is available for France.
• 2011-12-20 (4670)
  • Languages Arabic, Icelandic and Hebrew have been removed due to missing translation efforts.
• 2011-12-05 (4621-4636)
  • Performance with large multipolygons improved.
• 2011-11-26 (4609, 4611)
  • The buttons of the edit toolbar (upper left area) can be hidden.
  • When drawing ways, the backspace key takes back the last action.
• 2011-11-20 (4601)
  • The version history display now shows the license status for each contributing user.
• 2011-11-15 (4595)
  • Support for multipart shortcuts. For example Ctrl+Alt+S, 1 toggles the visibility of the first layer.
• 2011-11-14 (4593)
  • On small screens, long menus are no longer clipped, but can be scrolled up and down.
• 2011-11-07 (4587)
  • New option in the search dialog to add a toolbar button for the search. The button can be removed later from the right click menu of the button. (Only in expert mode.)
• 2011-11-02 (4558)
  • The tool Align Nodes in Line works with a selection of a single way node.
• 2011-10-31 (4553)
  • The internal format for saving user preference data has been changed to XML.
• 2011-10-29 (4546)
  • The text display of nodes, ways and relations can be customized with name templates.
• 2011-10-20 (4530)
  • The ​OsmChange format (*.osc) is now officially supported.
• 2011-10-10 (4512)
  • Expert mode introduced to reduce complexity for new users. For compatibility existing installations are experts by default.
• 2011-10-07 (4497, 4498, 4500)
  • More options in 'File > Download Object...' dialog.
  • History dialog: Better display of inserted / deleted way nodes (and relation members).
  • New shortcuts in properties dialog: Alt+A, Alt+S, Alt+D for Add, Edit, Delete.
• 2011-09-23 (4454)
  • Copy key and value to clipboard by right click in the properties dialog.
• 2011-09-12 (4416, 4423)
  • Bounds of imagery services are displayed on a preview map in 'Preferences > Imagery'.
• 2011-09-08 (4408)
  • Menu item 'Inspect' in context menu of the selection dialog has moved to 'View > Advanced Info'.
• 2011-09-07 (4405)
  • List in 'Preferences > Imagery' is sorted by country code.
• 2011-08-29 (4380)
  • New feature 'Edit > Copy Coordinates'.
• 2011-08-28 (4371)
  • The list of recently opened files shows not just opened, but also saved files.
• 2011-08-27 (4355)
  • Dynamic visibility of button row in toggle dialogs to the right (optional, advanced preferences 'dialog.dynamic.buttons=true').
• 2011-08-22 (4333)
  • Shortcuts to toggle layer visibility (Alt-1 to Alt-9)
• 2011-08-21 (4332)
  • Selection of visible tracks, for each gpx layer (from the right click menu of the layer)
• 2011-08-21 (4327)
  • Select and delete mode now have better visual indication what the next action will do (highlighting, cursor changes).
• 2011-07-18 (4256)
  • Support for the SVG image format.
• 2011-07-14 (4241)
  • Takes Orientation in EXIF header of JPEG images into account.
• 2011-07-07 (4207)
  • GPS traces can be coloured with respect to the direction.
• 2011-06-18 (4142)
  • Extrude Mode: A double click at a line segment inserts a new point.
• 2011-06-11 (4126, 4129, 4134)
  • Memory optimizations and faster drawing of GPX tracks
  • New drawing mode: Add a parallel way next to an existing one. (Shift + P)
• 2011-05-16 (4081, 4085, 4086)
  • New Follow Line feature to ease drawing of adjacent areas. (similar to Potlatch 2's "F" shortcut)
  • Search (and Filter) can query closed ways now, and those enclosing a certain minimum and maximum area. (Keywords: closed; areasize:MIN-MAX or areasize:MAX, in m²)
  • The download Object... feature now accepts a list of ids.
• 2011-04-18 (4032)
  • Add multiple customized search strings or background layers with its own icon to the toolbar.
  • Update of re-licensing status display in the user list (green check - agreed, gray check - agreed automatically, red cross - disagreed)
• 2011-02-15 (3906)
  • New Map Style Dialog.
• 2011-02-02 (3848-3904)
  • Support for ​MapCSS. (short tutorial, documentation)
• 2011-02-01 (3837)
  • New Viewport Following function - moves the viewport so that the last placed node is in the center. (Main Menu > View; Ctrl+Shift+F)

2010

• 2010-12-12 (3715)
  • Plugins imagery,wmsplugin,slippymap and remotecontrol are integrated into JOSM core.
• 2010-12-07 (3705)
  • Layers can be displayed transparently. (new button in layer list dialog)
• 2010-12-07 (3702)
  • Scaling of objects is supported. (Ctrl+Alt in select mode)
  • info To rotate an object click Ctrl+Shift.
• 2010-11-25 (3669)
  • The Validator plugin has been integrated into the main program.
• 2010-09-23 (3557, #5427)
  • Change in “Extrude” mode (X): When moving in one direction multiple times, no superfluous nodes remain. (Shift key forces the old behaviour.)
• 2010-09-14 (3529)
  • For the tags in the properties dialogue, you can directly open the corresponding wiki-page in a browser.
• 2010-09-03 (o22964)
  • The WMS plugin supports GetCapabilities requests.
• 2010-08-13 (3431)
  • The new Purge command can clean up data layers.
• 2010-07-27 (3388)
  • New tagging preset search dialog.
• 2010-07-20 (3378)
  • JOSM can now recover an intermediate state of your editing in case of a crash.
  • JOSM now requires Java version 6. Users of Java 5 need to use older JOSM versions.
• 2010-06-03 (3306)
  • Search supports searching for role in relation membership.
  • The properties dialog shows position of relation membership.
• 2010-06-01 (3291)
  • Roles defined in presets are now used. This may result in unexpected validator warnings for relations not yet know to JOSM.
  • Members of selected relations are displayed in a different color than directly selected elements.
• 2010-04-16 (3189)
  • With the new Filter feature you can temporarily hide certain kinds of objects.
• 2010-03-15 (3136)
  • The new ​turnrestrictions plugin makes it easy to create and maintain ​turn restrictions at junctions.
• 2010-02-02 (2923)
  • New dialog to download an object by id and optionally all ways and relations that use this object.
• 2010-01-28 (2901)
  • New: Create a duplicate of the selected data layer without a file association.
• 2010-01-06 (2748)
  • JOSM now supports authentication and authorisation with ​OAuth, see OAuth Authorisation Wizard

2009

• 2009-12-31 (2717)
  • Note to former AgPifoJ users: Now you can open images from the main menu (File > Open...) or from the right click menu of the corresponding GPX-layer.
• 2009-12-27 (2689)
  • New Changeset Manager to query, download, browse and manage changesets.
• 2009-12-12 (2616)
  • New Changeset List Dialog displays information about changesets. Changesets can be downloaded, closed and displayed.
• 2009-12-05 (2575)
  • The plugins utilsplugin and AgPifoJ have been integrated in JOSM core.
• 2009-11-24 (2513)
  • Projections support parameters and display projection code and world bounds to user.
• 2009-10-25 (2313)
  • Display of linked state in relation editor now graphical and better understandable.
  • Area names are now also displayed (in light grey) when they fit into the area.
• 2009-09-16 (2147)
  • The plugin panel in preferences now has a search function. You can search through plugin names, descriptions and versions by providing space-separated search terms in any order.
• 2009-09-14 (2133)
  • Numerous shortcuts to the preset menu have been added to the default toolbar.
• 2009-09-13 (2124)
  • JOSM now supports keeping multiple changesets open simultaneously on the server. If you want to change something you notice while making an unrelated change you can now tag that change correctly.
• 2009-09-13 (2118)
  • The preset menu now has a few top-level categories instead of the previous huge list. That should help with using JOSM on smaller screens and finding more easily.
• 2009-09-12 (2109)
  • New middle click handling allows to toggle selection between elements below cursor. This allows much easier selection of overlapping elements.
• 2009-09-02 (2026)
  • When in delete mode the mouse pointer will change depending on the type of object about to be deleted.
• 2009-07-15 (1790)
  • Complete rework of relation editor.
• 2009-07-11 (1767)
  • JOSM plugins now support different versions (at least the SVN managed plugins). Plugin updates no longer cause plugin malfunction.
• 2009-07-07 (1743)
  • JOSM now has easy usable support for external presets and drawing styles. Have a look at Presets and Styles pages.
• 2009-06-28 (1709)
  • Support for element history display inside of JOSM.
• 2009-06-07 (1652)
  • New dialog to resolve conflicts (when changed objects have been modified elsewhere).
• 2009-05-30 (1628)
  • Settings are now stored in UTF-8. Users with non-latin GUI may need to fix own texts or reset configuration.
• 2009-05-19 (1605)
  • JOSM's default projection is now Mercator instead of EPSG:4326 which was previously the default.
• 2009-05-19 (1603)
  • New parent and child search operators make it possible to search for parent and child objects of those objects that match a given search query.
• 2009-02-14 (1405)
  • Lots of improvements in draw mode (double clicking ends drawing). Also switching to All-In-One-Potlatch style is possible in preferences.
• 2009-01-31 (1358)
  • Turn restrictions are displayed in the map, an asterisk next to the relation indicates a problem
  • First step of presets for relations is implemented
• 2009-01-10 (1231)
  • Files can now also be opened by dropping them onto the JOSM window (Drag-n-Drop).
• 2009-01-08 (1213)
  • The search function now supports search using regular expressions.
• 2009-01-03 (1208)
  • The display of node names on the map was enhanced. If no name for a node is given, one of ref, operator or brand is shown instead. Names for unknown features (with no icon) are also displayed now.
• 2009-01-02 (1203)
  • Rendering of multipolygon relations is now supported. The option "mappaint.multipolygon=true" must be set to do so (will be default later). When there is a * before the relation name, then JOSM found an error. Use current validator plugin to display that error.

2008

• 2008-12-25 (1180)
  • This release removes lots of obsolete stuff in JOSM. Old plugins very likely wont work anymore. Update everything.
• 2008-11-28 (1078)
  • If you have the "display boundaries of downloaded data" option enabled (and were until now seeing yellow rectangles for every download), you will now find the non-downloaded area hatched, and the downloaded area clear. This should make for a better editing experience because the actual edit area is not criss-crossed with yellow lines.
• 2008-11-14 (1076)
  • The "align nodes in rectangle" function has been replaced by a more general function that allows you to orthogonalize any shape or line that already is "almost" rectangular.
• 2008-10-29 (1058)
  • Translations of JOSM have been restructured. Language plugins are now obsolete and translations have been bundled with JOSM. Language is determined by the default system locale or the --language parameter.
• 2008-10-05 (1023)
  • WARNING: JOSM now supports keyboard configuration. However, some of the defaults have changed. Please check (and configure) the keyboard shortcuts carefully to avoid losing your work accidentially.
• 2008-08-24 (858)
  • The unglue action has been integrated. The UnGlue plugin is no longer required.
• 2008-08-19 (805)
  • This version has a new drawing mode. Little crosses are shown in the middle of way when using the select tool. When these crosses are clicked, they become real nodes. This reduces mode changes a lot. If unwanted, disable the virtual nodes in preferences.
• 2008-05-20 (643)
  • This version has a minor change to Draw Nodes mode: SHIFT+CLICK now always selects a node when over one (previously it only selected the node when nothing was already selected). This is more consistent, and reduces the number of times you have to switch into Select mode.
• 2008-05-08 (608)
  • Now includes making rectangular shapes by aligning nodes in a rectangle on the Tools menu, and by extrusion using Create Areas mode. Watch the (silent) video showing how to use the extrude mode.
• 2008-05-08 (608)
  • Rubber-band helper line connects last point to prospective next point. To turn this off set the "draw.helper-line" preference to "false".
• 2008-05-08 (608)
  • Status bar gives information about position, angle and length of line segment that will be added.
• 2008-05-08 (547)
  • Now includes built-in support for Audio Mapping with continuously recorded sound tracks