This doens't work with Spyder 5 or above.
conda-manager is a stand alone Qt application (PySide, PyQt4, PyQt5) providing a friendly graphical user interface for the management (update, downgrade, installation and removal) of conda packages and environments.
This project also installs as a plugin for Spyder to manage conda packages from within the application.
This project is licensed under the MIT license.
conda install conda-manager
or
pip install conda-manager