Only released in EOL distros:
ifopt: ifopt_core | ifopt_ipopt | ifopt_snopt
Package Summary
 Documented 
The interface to solve a problem defined with Ifopt using Snopt.
- Maintainer status: developed
 - Maintainer: Alexander W. Winkler <winklera AT ethz DOT ch>
 - Author: Alexander W. Winkler
 - License: BSD
 - External website: https://github.com/ethz-adrl/ifopt
 - Bug / feature tracker: https://github.com/ethz-adrl/ifopt/issues
 - Source: git https://github.com/ethz-adrl/ifopt.git (branch: master)
 
ifopt: ifopt_core | ifopt_ipopt | ifopt_snopt
Package Summary
 Documented 
The interface to solve a problem defined with Ifopt using Snopt.
- Maintainer status: developed
 - Maintainer: Alexander W. Winkler <winklera AT ethz DOT ch>
 - Author: Alexander W. Winkler
 - License: BSD
 - External website: https://github.com/ethz-adrl/ifopt
 - Bug / feature tracker: https://github.com/ethz-adrl/ifopt/issues
 - Source: git https://github.com/ethz-adrl/ifopt.git (branch: master)
 
ifopt: ifopt_core | ifopt_ipopt | ifopt_snopt
Package Summary
 Documented 
The interface to solve a problem defined with Ifopt using Snopt.
- Maintainer status: developed
 - Maintainer: Alexander W. Winkler <winklera AT ethz DOT ch>
 - Author: Alexander W. Winkler
 - License: BSD
 - External website: https://github.com/ethz-adrl/ifopt
 - Bug / feature tracker: https://github.com/ethz-adrl/ifopt/issues
 - Source: git https://github.com/ethz-adrl/ifopt.git (branch: master)
 
 
 
Contents
General
The solver interface for Snopt