mdedev

This plugin automatically deletes other plugins when they get deactivated. This was built out of the need of eliminating clicks.

One Click Delete

Automatically deletes a plugin once it gets deactivated.

Poetic Coding

Automatr updates your WordPress automatically, never again do you have to worry about applying updates to WordPress. It supports updating plugins, themes and WordPress itself.
Your modifications are fine with this plugin, as you can exclude them from the updating proccess easily.

Automatr

Automatr updates your WordPress automatically, never again will you have to update your WordPress install yourself.

One Click Delete vs Automatr