(Also check out: http://mapki.com/wiki/Changelog)

Current (v=2): 2.109

Latest (v=2.x): 2.110

Stable (v=2.s): 2.73 

2.110:

- No change

2.109: 

- Feature request fulfilled:  Map's click event handler always gets the second parameter as the position the mouse is clicked (http://code.google.com/p/gmaps-api-issues/issues/detail?id=65)

- Feature request fulfilled: Always provide location of left button mouse clicks (http://code.google.com/p/gmaps-api-issues/issues/detail?id=107)

2.108:

- Added 'load' event for GGeoXml (to replace the onLoad callback). 

- Bug fix: GGeoXML callback not working for mapplets (http://code.google.com/p/gmaps-api-issues/issues/detail?id=189)

- Bug fix: GLargeMapControl() on RTL documents (http://code.google.com/p/gmaps-api-issues/issues/detail?id=256)

- Bug fix: polygon shifted (after localization) (http://code.google.com/p/gmaps-api-issues/issues/detail?id=249)

2.107:

- No change

2.106:

- Bug fix: Copyright string spills outside container (http://code.google.com/p/gmaps-api-issues/issues/detail?id=243)

2.105:

- No change

2.104:

- Street View in the API additions (http://googlemapsapi.blogspot.com/2008/03/street-view-in-api-or-how-i-spent-my.html):

2.103:

- No change

2.102:

- No change

2.101:

- Bug fix: Map type change triggers 'moveend' event (http://code.google.com/p/gmaps-api-issues/issues/detail?id=85)

- Bug fix: GGroundOverlay transparency in IE6

- GPolygon and GPolyline were modularized (should have no visible effect)

2.100:

- New function: GMap2.fromLatLngToContainerPixel(latlng)

- Bug fix: GLargeMapControl has extra transparent div (http://code.google.com/p/gmaps-api-issues/issues/detail?id=90)

- Bug fix: GLargeMapControl bottom button is offset in IE centered map (http://code.google.com/p/gmaps-api-issues/issues/detail?id=179)

- Bug fix: Map panning with large infoWindowAnchor (http://code.google.com/p/gmaps-api-issues/issues/detail?id=3)

- Bug fix: GGeoXml key check treats domain names as case specific (http://code.google.com/p/gmaps-api-issues/issues/detail?id=5)

- Bug fix: Longitude value of infinity causes endless loop (http://code.google.com/p/gmaps-api-issues/issues/detail?id=18)

- Bug fix: Geocoder doesn't respect setBaseCountryCode or setViewport (http://code.google.com/p/gmaps-api-issues/issues/detail?id=91)

2.99:

- No change

2.98:

- Bug introduced: GLargeMapControl has extra transparent div, is offset in a centered map

- Bug introduced: Geocoder doesn't respect setBaseCountryCode or setViewport

2.97:

- No change

2.96:

- Added maxContent/maxTitle to Mapplets API

- Bug fix: map.clearOverlays clears poly listeners (http://code.google.com/p/gmaps-api-issues/issues/detail?id=47)

2.95:

- New planetary map types: G_MARS_MAP_TYPES, G_MOON_MAP_TYPES, G_SKY_MAP_TYPES, G_MOON_ELEVATION_MAP, G_MOON_VISIBLE_MAP, G_MARS_ELEVATION_MAP, G_MARS_VISIBLE_MAP, G_MARS_INFRARED_MAP, G_SKY_VISIBLE_MAP (http://googlemapsapi.blogspot.com/2007/12/maps-from-another-world.html)

- New GMapOptions option: googleBarOptions of type GGoogleBarOptions (http://googlemapsapi.blogspot.com/2007/12/googlebar-now-with-options.html)

- GGoogleBarOptions takes all the local search control options, plus 'showOnLoad' boolean

- Bug fix: Geodesic lines & problem with zooming (http://code.google.com/p/gmaps-api-issues/issues/detail?id=10)

- Bug fix: Javascript error when tiles fail to load (http://code.google.com/p/gmaps-api-issues/issues/detail?id=38)

- Bug fix: Calling GAdsManager.enable causes JS error (http://code.google.com/p/gmaps-api-issues/issues/detail?id=46)

2.94: http://googlemapsapi.blogspot.com/2007/12/v294-terrain-and-new-maptypecontrol-to.html

- New GMapType: G_PHYSICAL_MAP

- New GControl: GHierarchicalMapTypeControl, with functions clearRelationships, addRelationship 

- Bug fix: GTrafficOverlay 'changed' event now fires (http://code.google.com/p/gmaps-api-issues/issues/detail?id=2)

- Bug introduced: Calling GAdsManager.enable() causes JS error (http://code.google.com/p/gmaps-api-issues/issues/detail?id=46)

2.93:

- Implementation change: GGeoXml & the various map controls were modularized. Only call their constructors after the body has loaded.

- GInfoWindowOptions: maxContent, maxUrl. GInfoWindow events: maximizeclick, maximizeend, restoreclick, restoreend. GInfoWindow.maximize(), GInfowindow.restore()

2.92:

- GScreenOverlay, GScreenPoint, GScreenSize: http://googlemapsapi.blogspot.com/2007/10/map-of-dead-screen-overlayed-shoot-em_31.html 

- GMap2.enableGoogleBar, disableGoogleBar: http://googlemapsapi.blogspot.com/2007/11/introducing-googlebar.html 

- Addition of support for &async=2, &callback=functionName for use in dynamically loading the API

- Bug introduced: GTrafficOverlay 'changed' event no longer firing

2.91:

- VML namespace is now added in IE if the developer didn't include namespace themselves

- Infowindow CSS looks correct in quirks mode 

- New GPolyline/GPolygon option: clickable (default to true)

2.90:

2.89:

- GLatLng.distanceFrom second parameter "radius"

- GDraggableObject.moveBy, moveTo

- GMapTypeOption: radius

2.88:

- Clickable polys: Polygons/polylines send "click" events, and are passed as overlays in the map click handler

- GMarker.setLatLng, getLatLng - Aliases for getPoint, setPoint for consistency

- GBounds.mid, containsPoint

- GLatLngBounds.containsLatLng - Alias for GLatLngBounds.contains for consistency

2.87:

- Documented show/hide/isHidden/supportsHide for GGeoXml, GPolygon, GPolyline, GGroundOverlay (many existed before this version)

- GDraggableObject.moveBy

- GDraggableObject.getDraggableCursor, GDraggableObject.getDraggingCursor

- GMarkerOptions: "autoPan"

- Fixed tabbed info windows curve CSS issue

2.86: 

- GTrafficOverlay event: "changed"

- GMapType.getAlt()

- PoweredByGoogle logo & Terms of Use anchors now have target="_blank"

2.85: http://googlemapsapi.blogspot.com/2007/07/v285-wondering-how-looong-your.html

- GPolyline.getLength, GPolyline.getBounds

- GPolygon.getArea, GPolygon.getBounds

- GMap2.updateInfoWindow, GMap2.updateCurrentTab

- GMarker.bindInfoWindow, GMarker.bindInfoWindowHtml, GMarker.bindInfoWindowTabs, GMarker.bindInfoWindowTabsHtml

- GMarker.closeInfoWindow 

- GMarker.getTitle

- GAdsManager  

2.84: http://googlemapsapi.blogspot.com/2007/07/v284-changes-ggeoxml-methods.html

- GMap2 event: "singlerightclick"

- GPolylineOptions: "geodesic"

- GDraggableObject events: "mousedown", "mouseup", "click", "drag", "dragstart", "dragend"

- GDraggableObjectOptions: "delayDrag"

- GGeoXML.getDefaultBounds, GGeoXML.gotoDefaultViewport

2.83:

- GRoute.getStartGeocode, GRoute.getEndGeocode

- GMap2 event: "dblclick"

- GMap2 event: "infowindowbeforeclose"

- GMarker event: "infowindowbeforeclose"

- GInfoWindowOptions "noCloseOnClick" option

- GTileLayerOverlay.getTileLayerOverlay

- GGeoXML.getDefaultCenter, GGeoXML.getDefaultSpan

- GGeoXML callback function for loading

2.82:

- GClientGeocoder: setBaseCountryCode, setViewport, getBaseCountryCode, getViewport

2.81:

- GDirections, GRoute, GStep - Driving Directions (http://googlemapsapi.blogspot.com/2007/05/driving-directions-support-added-to.html)

- GTrafficOverlay

- Correct InfoWindow rendering in IE now requires doc-type

2.80:

- GGeoXML will now render ground overlays specified in a loaded KML file

2.79:

- GGroundOverlay  - creates a groundoverlay from a URL and GLatLngBounds. (var go = new GGroundOverlay(url, latlngbounds); map.addOverlay(go); )

- GMap2.scrollWheelZoomEnabled() - Returns a boolean indicating if scrollwheelzoom is enabled

- GIcon properties:
                maxHeight: Integer
                dragCrossImage: String
                dragCrossSize: GSize
                dragCrossAnchor: GPoint

2.78: (http://googlemapsapi.blogspot.com/2007/04/v278-go-ahead-scroll-your-mouse-wheels.html)

- GPolygon.fromEncoded factory method - creates a polygon from an array of encoded polylines

- GMap2.enableScrollWheelZoom, GMap2.disableScrollWheelZoom - lets you toggle on/off the ability for the user to zoom in on the map by scrolling their mouse wheel

- GMap2.scrollWheelZoomEnabled - queries whether scroll wheel zoom is enabled. Currently returns an object or null - this will change in 2.79 to return either true or false to match other similar functions.

 - Introduced error with marker-managed draggable markers

2.77:

- GMarker.show(), GMarker.hide(), GMarker.isHidden()

- GUnload Error in IE fixed

2.76:

- GGeoXML lets you overlay KML/GeoRSS files

- JSON geocoding bug fixed.

- Introduced GUnload Error in IE

2.75:

- GMarker.setImage lets you change image of marker

- Additional boolean parameter for GCopyright: continueSearching  Indicates that this copyright should be merged with copyrights above it.

2.74:

- GDownloadURL returns -1 for timeouts that previously resulted in the callback function not being entered (See http://googlemapsapi.blogspot.com/2007/02/gdownloadurl-update-better-error.html)

2.73:

- Bug caused while draggable markers were being dragged is fixed.