Quarks App is a To-Do app which integrates with the webpage. It works in the context of the page so that you can focus on your task and produce more work instead of wasting time in switching between your todos and work. V2.0.1 Fixed delete todo logic. V2.0 App now lets you a create list which is shared across all the webpages of a website. V1.0 This app also has a dashboard where you can view all your lists in one single page. Most importantly, it is secure as it stores all your data only on your computer.