Responsive can be achieved with CSS. Right now, all items are rendered using percentage for width and height, so they adapt to various screen resolutions.

Some features: various representations (bar, column, waterfall, segment, gauge), threshold value, aggregated values (TBI), multiple series, stacked series.

Regarding code, I am using jQuery for this because it helps me be more productive.

People are moving away from jQuery fast and a lot reject to use projects that inculdes jQuery since it's an overhead. I think it's sad if you spend a lot time in a project like this and it turns out great but never becomes anything because of jQuery.

What about line charts? Those are the most commonly used.

I see this trend about leaving jQuery behind, but at this stage it helps me a lot.

Regarding line charts, I am thinking about an algorithm but it is too tricky to represent continuous lines from divs.