# patchwork > Render an image of a `squareified treemap` network graph from a `graphviz` file. > Layouts: `dot`, `neato`, `twopi`, `circo`, `fdp`, `sfdp`, `osage` & `patchwork`. > More information: . - Render a `png` image with a filename based on the input filename and output format (uppercase -O): `patchwork -T {{png}} -O {{path/to/input.gv}}` - Render a `svg` image with the specified output filename (lowercase -o): `patchwork -T {{svg}} -o {{path/to/image.svg}} {{path/to/input.gv}}` - Render the output in `ps`, `pdf`, `svg`, `fig`, `png`, `gif`, `jpg`, `json`, or `dot` format: `patchwork -T {{format}} -O {{path/to/input.gv}}` - Render a `gif` image using `stdin` and `stdout`: `echo "{{digraph {this -> that} }}" | patchwork -T {{gif}} > {{path/to/image.gif}}` - Display help: `patchwork -?`