Version 1.09 of PGF/TikZ added a library for drawing mindmaps. Here's an example from the manual.
Author: Till Tantau Source: The PGF/TikZ manualEdit and compile if you like:
% Author: Till Tantau % Source: The PGF/TikZ manual \documentclass{article} \usepackage{tikz} \usetikzlibrary{mindmap} \begin{document} \pagestyle{empty} \begin{tikzpicture} \path[mindmap,concept color=black,text=white] node[concept] {Computer Science} [clockwise from=0] child[concept color=green!50!black] { node[concept] {practical} [clockwise from=90] child { node[concept] {algorithms} } child { node[concept] {data structures} } child { node[concept] {pro\-gramming languages} } child { node[concept] {software engineer\-ing} } } child[concept color=blue] { node[concept] {applied} [clockwise from=-30] child { node[concept] {databases} } child { node[concept] {WWW} } } child[concept color=red] { node[concept] {technical} } child[concept color=orange] { node[concept] {theoretical} }; \end{tikzpicture}\end{document}
Click to download: computer-science-mindmap.tex • computer-science-mindmap.pdf
Open in Overleaf: computer-science-mindmap.tex