Haskell 98 comonad transformers - as of 4.0 these have merged into the comonad package.
Coq Haskell
Latest commit 3daa970 Oct 14, 2013 @ekmett 4.0

README.markdown

comonad-transformers

Build Status

This package provides a standard set of comonad transformers for Haskell.

Like the transformers package this package is Haskell 98.

Clases for these types are provided by the comonads-fd package.

Contact Information

Contributions and bug reports are welcome!

Please feel free to contact me through github or on the #haskell IRC channel on irc.freenode.net.

-Edward Kmett