Only released in EOL distros:
Package Summary
 Released 
 Documented 
Grasp Synergies (aka eigengrasps): compute, store, and command low-dimensional grasp representations.
- Maintainer status: developed
 - Maintainer: Felix Duvallet <felix.duvallet AT epfl DOT ch>
 - Author: Felix Duvallet <felix.duvallet AT epfl DOT ch>
 - License: BSD
 - Source: git https://github.com/felixduvallet/grasp-synergy.git (branch: master)
 
Contents
This package implements grasp synergies (aka eigengrasps): low-dimensional representation of hand configurations. It's a minimalistic ROS package with very few dependencies.
For the full documentation, see the README on github: https://github.com/felixduvallet/grasp-synergy