DXF entity Version introduction Modified in Remarks of modification Read Write
ACAD_ZOMBIE_OBJECT DXF R13 Removed Renamed in ACAD_PROXY_OBJECTS on R14, group 100 (AcDbZombieObject) renamed in AcDbProxyObject
DICTIONARY DXF R13 DXF R15/2000 Added codes 280, 281
GROUP DXF R13 Never
MLINESTYLE DXF R13 DXF R14 Removed multiple entities for code 62
XRECORD DXF R13 DXF R15/2000 Added code 280
ACAD_PROXY_OBJECT DXF R14 DXF R15/2000 Added codes 95, 70
DICTIONARYVAR DXF R14 Never
IDBUFFER DXF R14 Never
IMAGEDEF DXF R14 Never
IMAGEDEF_REACTOR DXF R14 Never
LAYER_INDEX DXF R14 Never
OBJECT_PTR DXF R14 Never
RASTERVARIABLES DXF R14 Never
SPATIAL_INDEX DXF R14 Never
SPATIAL_FILTER DXF R14 Never
SORTENTSTABLE DXF R14 Never
ACDBDICTIONARYWDFLT DXF R15/2000 Never
ACDBPLACEHOLDER DXF R15/2000 Never
LAYOUT DXF R15/2000 DXF 2007 Added code 333
PLOTSETTINGS DXF R15/2000 DXF 2002,
DXF 2004,
DXF 2007
(2002) Change order of the values of code 75
(2004) Added codes 76, 77, 78
(2007) Added code 333
DIMASSOC DXF 2002 Never
LAYER_FILTER DXF 2002 Never
VBA_PROJECT DXF 2002 Never
MATERIAL DXF 2004 DXF 2007,
DXF 2009
(2007) Added codes 460, 461, 462, 463, 290, 464, 270, 271, 465, 42, 72, 3, 73, 74, 75, 43, 293, 272, 273, 300, 291, 271, 469, 301, 292, 62, 420, 430, 270, 271
(2009) Removed code 271 (Map VTile), added codes 148, 90, 468, 93, 94
FIELD DXF 2005 DXF 2007 Removed codes 4, 300, 91 - 96, renamed code 330 in 331, added codes 301, 9, 98
WIPEOUTVARIABLES DXF 2005 Never
TABLESTYLE DXF 2005 DXF 2007,
DXF 2010
(2007) Added codes 90, 91
(2010) Added code 280
DATATABLE DXF 2007 Never
LIGHTLIST DXF 2007 Never
RENDER DXF 2007 Never
SECTION DXF 2007 Never
UNDERLAYDEFINITION DXF 2007 Never
VISUALSTYLE DXF 2007 Never
GEODATA DXF 2009 DXF 2010 Added a new version of AcDbGeoData Object, very different from the first, too difficult and long to write here
SUNSTUDY DXF 2013 Never

Note:

For more information see Common Group Codes for Objects