[ Software - SVN Server - Requirements - Promotional material - Citing GRASS ]

Detailed Software Download

• Download "Binaries": if you want to install ready-to-use GRASS.
• Download "Source Code": if you want to develop your own GRASS extensions or run GRASS on a special computer platform.
• Download Sample data (Spearfish, North Carolina, etc.) to try out this software easily.
• First time users should explore the first steps tutorial after installing.

Please use the GRASS mirror site nearest to you.

[ GRASS: 6.4 stable | 6.5 testing | 7 unstable | Older versions ]

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A
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E 		GRASS 6.4.2|6.4.3RC1 (stable version; new wxPython GUI, more...)
Most users will want to install this version.
Binaries Source code Manuals
GNU/Linux GNU/Linux: (mouse-over to see install command)
• Debian (Squeeze)
• Fedora Linux
• openSUSE
• Red Hat Enterprise Linux
   (RHEL, CentOS and Scientific Linux)
• Ubuntu
• Generic weekly snapshot

MacOSX Mac OSX
MS-Windows MS-Windows (official release)
MS-Windows MS-Windows 6.4.svn (daily snapshot)
 • grass-6.4.3RC1.tar.gz (md5sum)
• grass-6.4.2.tar.gz (md5sum)
• Weekly Svn snapshot
• Svn code checkout
• Svn code browser 		• User manuals
• Programmer's manual
• Compiling source code
  GRASS 6.5 (restricted development; testbed for backporting, more...)
Utility version for developers.
Binaries Source code Manuals
Weekly snapshot:
GNU/Linux Generic GNU/Linux

Daily snapshot:
MS-Windows MS-Windows snapshot

Monthly snapshot:
MacOSX Mac OSX 		• Weekly 6.5-svn snapshot
• Download latest 6.5-svn code
• 6.5-svn source code browser 		• User manuals
• Programmer's manual
• Compiling source code
N
E
W

D
E
V
E
L 		GRASS 7 (active development version; partial rewrite, more...)
Unstable and experimental, but usually works. Compatibility with earlier versions is not guaranteed.
Binaries Source code Manuals
Irregular snapshot:
GNU/Linux openSUSE (V12.2 and later)
Weekly snapshot:
GNU/Linux Generic GNU/Linux

Daily snapshot:
MS-Windows MS-Windows

Monthly snapshot:
MacOSX Mac OSX 		• Weekly 7.0-svn snapshot
• Download latest 7.0-svn code
• 7.0-svn source code browser 		• User manuals
• Programmer's manual
• Compiling source code

Download from GRASS SVN repository

The latest GRASS development source code and release branches are available from the OSGeo Subversion server, see GRASS-trac: Downloading GRASS Source code. See there for the various branches.

Addons in the GRASS-AddOns SVN repository

The latest GRASS-AddOn source code is available from the OSGeo Subversion server: 

svn checkout https://svn.osgeo.org/grass/grass-addons grass-addons

#Subsequent updates:
svn up

Requirements

Installation requirements (needed libraries) - From here you can download all GRASS software, source codes, binaries, manuals, and datasets. Most documentation is in PDF format, so you will need to download: xPDF or Ghostview or Adobe Acrobat Reader - to view and print the manual sets.
For further GRASS Documentation go to the GDP - GRASS Documentation Project

License of GRASS GIS

GRASS GIS >= 5 is published under the GNU General Public License (GPL) (GRASS 6.4 statement: COPYING).

Distribute GRASS!

If you are a software distributor (for example packaging Linux distributions) you are welcome to add GRASS to your software collection under terms of GNU General Public License (GPL). We would be glad to receive a note that you distribute GRASS (see "Comments" at page bottom).

Old GRASS versions:

Promotional material

Promotional material can be downloaded for printing or sending around from the GRASS Wiki promo page.

Citing GRASS Software

Please cite GRASS when using the software in your work. Here are some choices depending on the version used: Scientific citation: A BibTeX entry for LaTeX users: 

@Manual{GRASS_GIS_software,
  title = {Geographic Resources Analysis Support System (GRASS GIS) Software},
  author = {{GRASS Development Team}},
  organization = {Open Source Geospatial Foundation},
  address = {USA},
  year = {2012},
  url = {http://grass.osgeo.org},
}
Last change: $Date$
$Author$