$ curl cheat.sh/
# dot
# Render an image of a `linear directed` network graph from a `graphviz` file.
# Layouts: `dot`, `neato`, `twopi`, `circo`, `fdp`, `sfdp`, `osage` & `patchwork`.
# More information: <https://graphviz.org/doc/info/command.html>.

# Render a `png` image with a filename based on the input filename and output format (uppercase -O):
dot -T png -O path/to/input.gv

# Render a `svg` image with the specified output filename (lowercase -o):
dot -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:
dot -T format -O path/to/input.gv

# Render a `gif` image using `stdin` and `stdout`:
echo "digraph {this -> that} " | dot -T gif > path/to/image.gif

# Display help:
dot -?

$
Follow @igor_chubin cheat.sh tldr