Open Babel 2.2.1 released

Date: 22 March 2009

The version 2.2.1 of Open Babel has been released on 2009-03-02.

Changes. This release represents a major bug-fix release and is a stable upgrade, strongly recommended for all users of Open Babel. The main changes and fixes are:
  Improved scripting interfaces, including Python 3 support and improved Java and C# support.
  Added support for MACCS fingerprints. Thanks to the RDKit project.
  Many fixes and enhancements to the force field code. In particular, the UFF force field implementation should handle many more molecules.
  Improved 3D coordinate generation, particularly with ring fragments. You can give this a try with the obgen utility.
  Fixed a variety of PDB import errors with atom types.
  Added support for reading charges and radii from PQR file formats.
  Added support for reading and writing unit cells in PDB formats.
  New "output" file format for taking generic ".out", ".log", and ".dat" files and reading with appropriate file type based on contents. Currently works extremely well for quantum chemistry packages.
  Added improved error handling and reporting when unable to load file formats.
  Improved CIF file format support.
  Many, many, many additional bug fixes and small enhancements.

Open Babel. Open Babel is a community-driven scientific project including both cross-platform programs and a developer library designed to support molecular modeling, chemistry, and many related areas, including interconversion of file formats and data.

Download. The download and the installation process of Open Babel is detailed on the Open Babel website.

Link: Open Babel Website