| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 1 | 0 |
| Spec score · Graph Visualization Tools Software | 8.2 (#6) | 7.2 (#10) |
| License | Current Graphviz software versions are licensed as open source under the Eclipse Public License. | The project identifies Tulip as free software under the GNU Lesser General Public License, version 3 or later. |
| Platforms | The download page lists Linux and Windows packages and links to the macOS edition; source packages are also available. | Tulip can be installed or compiled on Linux, macOS, and Windows; the current site says historical binaries are available only for older releases. |
| Purpose | Graphviz is open-source graph visualization software for representing structural information as diagrams of graphs and networks. | Tulip is an information visualization framework for analyzing and visualizing relational data and graphs. |