Productivity tools for data visualization

Checks a described chart for accessibility problems with color, contrast, text and alternatives, and lists the fixes in order of effort.

Recommends a color scheme type and the number of colors for your categories, with checks for color-blind readers and printing.

Chooses between a shaded-area map, a point map and a table for your location data, and warns about the usual map traps.

Recommends the spreadsheet chart type for your pasted columns and the question you want to answer, without inventing numbers.

Matches each of your questions about the data to one chart type, with the reason and a warning where your data may not support the question.

Builds a test plan and scoring sheet to compare AI chart generators on your own data, without relying on claims about any named product.

Compares the free plans of chart makers from the details you paste, ranking them by how well their limits fit your project.

Compares kinds of JavaScript chart library against your site's needs and gives a fair way to test two of them, without claims about named versions.

Decides whether your pasted figures suit a bar chart or a line chart, names what each would show, and flags data too thin to chart.

Judges whether a treemap suits your pasted hierarchy of values, computes the shares you can check, and flags data that is too thin or too flat.

Judges whether a word cloud suits your text and goal, and names a better chart if it does not, based on a sample you paste.

Interprets the relationship in your pasted x and y values, separating what you can read from what needs a calculation or more data.

Recommends one type of chart maker for your project from your needs, with the main drawback and what to verify before you commit.

Checks whether your pie chart is the right choice for your shares and recommends one clearer alternative, using only the figures you paste.

Reviews a described chart slide for message, clarity and readability from the back of a room, with the three fixes that matter most.

Reviews a described infographic for clutter, hierarchy and honesty, and returns the five changes that matter most, ranked.