pgfgantt provides the possibility to produce Gantt charts (see figure) with LaTeX and the pgf package. A Gantt chart is a graphical representation of a project structure with a horizontal time axis and the time span of different project parts showing as bars. The Gantt chart can also shows couplings between project parts as well as important events.
The pgfgantt package is available on CTAN
Image from Wikipedia Commons. Gantt chart produced with pgfgantt