You can download it from the website <http://www.integrativemodeling.org/download.html> or access the source from git at <https://github.com/salilab/imp.git> (use the master branch). For those of you building from source, we now use CMake to build. See <https://github.com/salilab/imp/wiki/Cmake> for more info.

For the future, IMP will have releases every 6 months. In addition, we will provide patches to the latest releases as necessary to fix important bugs that are encountered.

You can find some more resources in the documentation <http://www.integrativemodeling.org/2.0.0/doc/html/> and the wiki <https://github.com/salilab/imp/wiki>. If you encounter bugs or other difficulties, please open an issue on github at <https://github.com/salilab/imp/issues>, or email the imp-users list.

There have been lots of improvements since 1.0. You can view the change history at <http://www.integrativemodeling.org/2.0.0/doc/html/recent.html>.