This is the deprecated predecessor to IndexedDB and the only option available on current versions of iOS (although iOS 8 will finally give us IndexedDB). This is the standard for client-side storage and the only option available on Firefox and Internet Explorer. In an ideal world, we’d use just one client database technology. The complete project is ready for forking on GitHub. run on the first- and second-most recent versions of all major desktop and mobile browsers.store all data locally, with no back end.allow the user to add and delete items in the to-do list.store data offline and load without an Internet connection.We’re going to make a simple offline-first to-do application with HTML5 technology. Matthew will also be running a “ Making It Work Offline workshop” at our upcoming Smashing Conference in Freiburg in mid-September 2014.

In this article, Matthew Andrews, a lead developer behind FT Labs, shares a few insights he had learned along the way while building the FT application. Making an application work offline can be a daunting task.

Simple todo list online