Recidex - Build recipe and grocery lists from 100+ different blogs
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Out of Milk - Simplify grocery shopping with Out of Milk. Create and share shopping lists with friends and family. Available for download on Android and iOS.
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Farmstead - Better groceries for busy people, delivered in 60 mins.
BibDesk - BibDesk is an organizational software created to help you edit and manage your bibliography. It keeps track of your bibliographic information as well as said information's associated web links and files. Read more about BibDesk.