Streaks - The to-do list that helps you form good habits.
Humble New Tab Page - Redesigned new tab page featuring your bookmarks, apps, most visited, recently closed, and weather...
Taskful - Deadlines, meet your match.
Awesome New Tab Page - Enhance your Google Chrome New Tab Page with ultimate customizability and power. Awesome, like you.
ToDoList - Windows desktop application to stay on top of your daily tasks.
MyFav.es - The dead simple start page.