Index: /trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTask.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTask.java	(revision 13571)
+++ /trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTask.java	(revision 13572)
@@ -78,5 +78,6 @@
             return loadUrl(newLayer, mappedUrl.get(), progressMonitor);
         }
-        if (Stream.of(GpxUrlPattern.TRACE_ID, GpxUrlPattern.EXTERNAL_GPX_SCRIPT, GpxUrlPattern.EXTERNAL_GPX_FILE)
+        if (Stream.of(GpxUrlPattern.TRACE_ID, GpxUrlPattern.EXTERNAL_GPX_SCRIPT,
+                      GpxUrlPattern.EXTERNAL_GPX_FILE, GpxUrlPattern.TASKING_MANAGER)
                 .anyMatch(p -> url.matches(p.pattern()))) {
             downloadTask = new DownloadTask(newLayer,
Index: /trunk/src/org/openstreetmap/josm/io/OsmServerLocationReader.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/OsmServerLocationReader.java	(revision 13571)
+++ /trunk/src/org/openstreetmap/josm/io/OsmServerLocationReader.java	(revision 13572)
@@ -60,4 +60,5 @@
 
         TRACKPOINTS_BBOX("https?://.*/api/0.6/trackpoints\\?bbox=.*,.*,.*,.*"),
+        TASKING_MANAGER("https?://.*/api/v\\p{Digit}+/project/\\p{Digit}+/tasks_as_gpx?.*"),
 
         EXTERNAL_GPX_SCRIPT("https?://.*exportgpx.*"),
Index: /trunk/test/unit/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTaskTest.java
===================================================================
--- /trunk/test/unit/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTaskTest.java	(revision 13571)
+++ /trunk/test/unit/org/openstreetmap/josm/actions/downloadtasks/DownloadGpsTaskTest.java	(revision 13572)
@@ -32,4 +32,5 @@
         assertTrue(task.acceptsUrl("https://www.openstreetmap.org/edit?gpx=750057"));
         assertTrue(task.acceptsUrl("http://www.openstreetmap.org/edit?gpx=2277313#map=14/-20.7321/-40.5328"));
+        assertTrue(task.acceptsUrl("https://tasks.hotosm.org/api/v1/project/4019/tasks_as_gpx?tasks=125&as_file=true"));
         assertTrue(task.acceptsUrl(getRemoteFileUrl()));
     }