The MH5 Framework is a JavaScript framework designed for quick and lightweight creation of location-based mobile web apps. You can easily develop your own native-like applications, that benefit from using Nokia’s maps, search, routing, and places services, just like Nokia HTML5 Maps.
The common denominator in the "Now" section is WebKit browser engine and its mobile API coverage.
If someone wants to try Maemo 5 support this is the first aspect to be considered.