pdf_gantt is a TCPDF wrapper class for rendering Gantt charts as a part of a created PDF document. It has features for adjusting the printing area, font colors for different text blocks, background and referencing arrows colors, and other parameters. It will automatically adjust start dates for dependant tasks to start right after "parent" tasks. List of people responsible for each task can be printed. The class can be used standalone or as a PrintFormPDF plugin.