Simple vector graphics editor for creating flowcharts, UML class diagrams, illustrations and slide shows.

draw.io is described as 'Privacy-focused diagramming software supporting real-time collaboration, offline mode, and cloud storage without ads or registration' and is a leading Diagram Editor in the development category. There are more than 100 alternatives to draw.io for a variety of platforms, including Web-based, Windows, Mac, Linux and SaaS apps. The best draw.io alternative is Dia, which is both free and Open Source. Other great apps like draw.io are LibreOffice - Draw, Excalidraw, yEd Graph Editor and TreeSheets.
Simple vector graphics editor for creating flowcharts, UML class diagrams, illustrations and slide shows.

A daily drawing tool that supports low code for learning or office use. It can be used for flowchart, mind map, UML diagram, ER diagram, network topology diagram, BPMN, Venn diagram, database model diagram, whiteboard drawing, infinite canvas, and more.




Design flowcharts, UML, Venn, and mind map diagrams with customizable templates, varied symbols, shapes, connector styles, overlapping sheet support, and intuitive drag-and-drop editing. Export visuals as images, edit multiple diagrams, and organize complex data visibly.




Lekh Diagram empowers you to express your idea on iPad and iPhone simply by sketching shapes with your finger.




The minimalistic online drawing app. It allows you to create visual notes (drawings) and organize them in the nested "drawing inside the drawing" structure for faster lookup. Allows creating fast sketches and visual notes. Exports sketches to PNG, JPG, SVG, and WEBP.






Moredraw is a thought recording whiteboard with multiple types of nodes built in, including flowcharts, mind maps, pictures, notes, videos, to-do lists, charts, etc. Any node can be linked to help you organize your thoughts.

ZenUML is a tool generating sequence diagrams from markup text. You can write Java-like code and it generate diagram from it.


AxGlyph is a powerful interactive vector graph maker for multiple purposes. It can draw flow chart, mind map, circuit diagram, chemical experiments, coordinate graph, 3D objects and even animations. Still looking for a scientific graph tool? Let's try AxGlyph!




Vecta is a cloud-based collaborative diagramming tool that boosts productivity and increase effectiveness for team communication.


Eraser is an all-in-one ideation tool for distributed teams. Eraser allows users to communicate ideas at the speed of thought using a markdown note editor, a lightweight canvas. Use Eraser for brainstorming, diagramming, wireframing, and interviewing!


