Libavogadro1cp2k is a C++ library providing an interactive CP2K input generator and output visualizer for Avogadro version 1.

Avogadro version 1 is an advanced molecular editor and visualizer for closs-platform use.

A precompiled binary for Windows (cp2kextension.dll) and the source code are available at: https://github.com/brhr-iwao/libavogadro1cp2k.