Here is where to find source code tarballs and current binary packages for OTB and Monteverdi.

ORFEO ToolBox is distributed as open source under an OSI-approved license. Starting with OTB 6.0, the Apache 2.0 license is used. For prior versions, the CeCILL v2 is used.

Source code

OTB version tracking and development is using Git. You can browse the repositories online using the web interface. The OTB project source code is also available on a GitHub mirror. You can also find source tarballs and zips of latest version here.

You can find information about how to build OTB and Monteverdi from source in the OTB Software Guide.

For testing and learning purpose, we also provide a sample data set (OTB-Data-Examples), which contains collections of data from different sources and in different formats which appear in the Software Guide examples.


On all platforms, the OTB standalone package contains everything: Application for command line and GUI, Mapla and Monteverdi and also official  remote modules .

eXternal Dependencies Kit (XDK)

OTB binaries can also be used as a development kit for OTB which allows to easily compile the library and facilitate the creation of programs based on OTB. The archive contains shared libraries of OTB dependencies (binary versions) and helper scripts for the configuration and the compilation of the library.

You can find more information about OTB compilations using the development kit on the wiki: