Google Charts - Interactive charts for browsers and mobile devices.
Kutools for Excel - A handy Microsoft Excel add-ins collection to free you from time-consuming operations.
Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application
ASAP Utilities - ASAP Utilities is a powerful Excel add-in that fills the gaps in Excel.
ChartURL - Add rich, data-driven charts to web & mobile apps, Slack bots, and emails. Send us data, and we return an image that renders perfectly on all platforms.
Excel Dashboard School - Free Excel add-ins and tools on Excel Dashboard School. Boost your work productivity and save your time! No trials, 100% power!