# acyclic > Make a directed graph acyclic by reversing some edges. > Graphviz filters: `acyclic`, `bcomps`, `comps`, `edgepaint`, `gvcolor`, `gvpack`, `mingle`, `nop`, `sccmap`, `tred`, & `unflatten`. > More information: . - Make a directed graph acyclic by reversing some edges: `acyclic {{path/to/input.gv}} > {{path/to/output.gv}}` - Print if a graph is acyclic, has a cycle, or is undirected, producing no output graph: `acyclic -v -n {{path/to/input.gv}}` - Display help for `acyclic`: `acyclic -?`