Tableau and Power BI - simple, useful
Flourish : a website, you can upload the dataset, do what you want, and they already get some beautiful example
Hanabi: another useful website with vivid example you can access. Simple, easy and free
chart cube : This platform implement some geography diagram
Plotly : if you are quite familer with interaction diagram, you may familer with them. But does it surprice you that also has an onlin platform.
kepler: Online Platform to visualize the geography data
Scatter Plot
Scatter Plot with Linear Regression
Scatter Plot with Histogram
Bubble Plot
Strip Plot
Heat map
Pair Plot
Diverging Plot
Bar Chart
Lollipop Chart
Dot Plot
Slope Chart - Showing the change
Histogram
Density Plot
Box Plot
Violin Plot
Bar Chart
Waffle Chart
Pie Chart
Tree map
Bar Chart
Time Series
Stacked Area Chart
Unstacked Area Chart
Decomposition Plot
ACF and PACF
Seasonal Plot (polar graph and heat map)
Dendrogram (hierarchical cluster)
Choropleth map