Diagram & Chart Tools
Visualize ideas, data, and processes with professional diagramming and charting tools. Create flowcharts and process diagrams with drag-and-drop, build mind maps for brainstorming and organizing ideas, write and render Mermaid.js diagrams with live preview, draw ASCII and Unicode box-drawing diagrams, design web and mobile wireframes by dragging and dropping, create bar, line, pie, scatter, donut, area and radar charts from data, build Gantt charts for project planning and timeline visualization, create side-by-side comparison charts for products or features, and generate word clouds from text with custom shapes, colors and fonts.
Draw boxes, lines, arrows, and labels on a character grid, then copy or export your diagram as plain text using ASCII or Unicode box-drawing characters.
Create charts and graphs with a live preview. Supports bar, line, pie, doughnut, scatter, area, and radar charts with data editing, Excel import, and PNG export.
Build flowcharts and process diagrams with 44 drag-and-drop shapes, smart connections, auto-layout, and export to PNG, SVG, or JSON.
Turn any text into a customizable word cloud where the most frequent words show up largest. Tune colors, shapes, and fonts, then export a PNG.
Build interactive project timelines with tasks, groups, and dependency arrows. Drag bars to reschedule, resize to change duration, track progress, and export to PNG.
Create professional side-by-side comparison tables for products, pricing plans, software, or any items with customizable cell types and visual highlighting.
Write Mermaid.js code and instantly preview flowcharts, sequence diagrams, class diagrams, and more with live rendering.
Create mind maps in your browser with 4 layouts, drag-and-drop topics, color themes, markers, sticky notes, and export to PNG, SVG, PDF, or JSON.