The 10th version includes the following features:
Convenient navigation in 3D mode while viewing 3D models
Supported formats: STEP, STP, IGES, IGS, BREP, STL, SAT (ACIS)
Export into OBJ and STL
Copy with base point
Embedding of Xref files into the current drawing
Deleting of segments with one mouse click on the internal or external side of the selected outline
Quick access to CAD file settings, layers and layout options from the window Batch print
The window Structure now has search and access to files
Export of bit-mapped images into DWG and DXF in the window Batch
Command Convert to polyline converts the selected object into a polyline
Command Show performs zooming of the selected objects in the window of the program working area
Commands Explode all and Explode all inserts break connections between all compound objects in the drawing
The option Show contours of composite objects added and includes showing of the objects contours while relocating complex objects
Polyline editing improved and now parallel relocation of line segments is possible
The option Fillet for polyline that enables the user to create arc segments of a specified radius
The opportunity of filtration added in the window Layers
Command line improved, system variables added

Work in 3D mode has become easier due to convenient navigation. When object is pointed with the cursor its surface is highlighted.

Key features:
A combined viewer, editor and converter
Support of DWG, DXF, PLT, HPGL, TIFF, SVG, CGM, IGES/IGS*, STEP/STP*, STL*, 3DS* and other industry-standard formats (* for 3D formats please install a free 3D Plugin)
Printing of large formats (e.g. A1), on an A4 printer
The versatility to perform all operations from design to engineering with related documentation
An easy-to-use, fast, professional and powerful product

The most important aspects of ABViewer are quality, speed and price!
Supported formats:
AutoCAD DWG, DXF and all versions of DWF
Hewlett-Packard PLT Viewer: HPGL, HGL, HG, PRN, SPL
Scalable Vector Graphics: SVG
Computer Graphics Metafile: CGM
3DStudio (and many others): 3DS
Stereolithography file format (ANSI and binary): STL
Initial Graphics Exchange Specification: IGES1
Standard for the Exchange of Product model data: STEP1
PS Adobe
Windows metafile: EMF, WMF
All popular raster drawings supported, including TIFF, BMP, JPG, PSD, and GIF
Full list

Supported Formats
ABViewer can be associated with all the supported formats
Supported CAD formats:
AutoCAD:
DWG – all versions (from 2.5 to 2012 inclusive)
DXF ASCII (all versions)
Template files: DWT
Autodesk Design Web Format: DWF
Hewlett-Packard HPGL: PLT, HGL, HG, HPG, PLO, HP, HP1, HP2, HPGL, HPGL2, GL2, PRN, SPL
Scalable vector graphics: SVG
Computer graphics metafile: CGM
Adobe Acrobat Document: PDF
Encapsulated PostScript File: EPS
Adobe Postscript: PS
Supported raster pictures:
Bitmaps: BMP, RLE, DIB
Icons: ICO
Compuserve GIF: GIF
Arts & Letters thumbnail: GED Images
Autodesk: CEL, PIC Images
CALS Raster: CAL
Images Dr. Halo: CUT, PAL
Images GFI fax: FAX
JPEG images: JPG, JPEG
Images Kodak Photo-CD: PCD
Images Paintshop Pro: PSP
Images Photoshop: PSD, PDD
Images Portable network graphic: PNG
Images Portable pixel/gray map: PPM, PGM, PBM
Images SGI: BW, RGB, RGBA, SGI
Images SGI Wavefront: RLA, RPF
Images TIFF: TIF, TIFF
Images Truevision: TGA, VST, VDA, WIN
Images ZSoft Paintbrush: PCX
Supported vector images:
Metafiles: WMF
Enhanced Meta File: EMF

Supported 3D file formats (built in 3D Viewers)
AutoCAD drawing file format: DWG
Drawing Exchange Format: DXF
3DStudio (and many others): 3DS
Stereolithography file format (ANSI and binary): STL (STL Viewer)
Initial Graphics Exchange Specification: IGES/IGS1 (IGES Viewer)
Standard for the Exchange of Product model data: STEP/STP1 (STEP Viewer)
WaveFront and many others: OBJ
GNU Triangulated Surface: GTS
Triangular Irregular Network vector file format: TIN
ASCI Scene Export: ASE
Blitz 3D model files: B3D
Ghoul2 (GLM) model files: GLM, GLX, GLA
Pulsar Studio LMTS File Format: LMTS
Lightwave3D object file (6.0 or above): LWO
Nurbs surfaces vector file: NURBS
NormalMapper files: NMF
FSRad OCT files: OCT
Stanford Triangle Format vector file: PLY
Virtual Reality Modeling Language vector file: VRML
MDC files: MDC
Quake2: MD2
Quake3: MD3
Doom3 mesh vector file format: MD5
Half-Life: SMD
Quake3: BSP

Export to the following formats:
Adobe Acrobat Document (*.pdf)
Adobe Flash (*.swf)
AutoCAD DXF (R2000): (*.dxf)
Bitmap Files: (*.bmp)
Computer Graphics Metafile: (*.cgm)
GIF (*.gif)
Hewlett-Packard HPGL: (*.plt)
JPEG: (*.jpg)
TIFF (*.tiff)
Scalable Vector Graphics: (*.svg)
Windows Metafiles: (*.wmf)
Windows Enhanced Metafiles: (*.emf)