Originally developed in Delphi 5 (1999), TeeTree code runs up to RAD Studio 13.0 Florence 2025.

• TeeChart Charting components
• TeeGrid 100% Grid pure Pascal
• TeeBI Data-mining, fast queries, big data, visualization

• Per-node formatting (font, background, size, effects, etc)
• Node selection, resizing, positioning
• Database DBTree (automatic hierarchy from datasets)
• Virtual mode (add children nodes on demand)
• Node designer
• Tree Print Preview
• Node mouse and keyboard events
• Children node sorting
• Cross-box styles
• Checkbox, Radiogroup node selection
• Custom node shapes
• Links (connections) between nodes, by mouse or code
• Zoom and scroll
• Custom drawing
• Drag and drop, hot-track
• Importing and exporting
• Clipboard copy-paste
• Tree Diagramm Designer