Participants of training courses on data visualisation and creation of dashboards often ask what tools I use, which books I recommend and which blogs I read. That is why, below I am giving a list of recommended resources. It includes only the ones which I used or currently use.
Materials and tools
Tools for data visualisation and creation of dashboards
Sparklines for Excel – free add-on which allows you to draw all charts and visualisations, which I have always missed in excel