Microsoft Office Visio, draw.io, Mermaid, OmniGraffle, PlantUML, Gephi, Google Drawings, yEd Graph Editor, Code2flow, LibreOffice - Draw, Linkurious, DotEditor, Webgraphviz, SocNetV, Neoclipse, diagrams, BPMN Sketch Miner, D3.js, Xfig, Dynamic Draw, Asymptote: The Vector Graphics Language, Polinode, LaTeXDraw, Kroki, blockdiag, PlantText, Neo4j Bloom, Tom Sawyer Software, GraphUp, Gravizo, Graphynx, TikZiT, Flowdia Diagrams, Dracula Graph Library, TULIP, Theory Maker, Diagrams for Mac, yFiles for HTML, Kenelyze are some alternatives to Graphviz.