flowchart.fun Alternatives

The simplest tool to create flowcharts

Create professional flowcharts in minutes

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

Diagrams lets you draw the cloud system architecture in Python code. It was born for prototyping a new system architecture without any design tools. You can also describe or visualize the existing system architecture as well.

Open Source

Clean and fast online sequence diagram tool using scripting and Drag and Drop

Visualize, simulate, and inspect your state machines

Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.

Open Source

A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.

Creates diagrams from textual descriptions! It provides a unified API with support for BlockDiag, BPMN, Bytefield, C4 (with PlantUML), Ditaa, Erd, GraphViz, Mermaid, Nomnoml, PlantUML, SvgBob, UMLet, Vega, Vega-Lite, WaveDrom

Open Source

For developers to be able to draw flowcharts, convert them into text files and add them into there code or readme quite quickly.

Build your website structure in real-time and rapidly share it to collaborate with your team or clients. Start prototyping websites or apps instantly.

freemium $8.0 / Monthly

200+ elements for mind map and flowchart building

Graphviz is open source graph visualization software. It has several main graph layout programs.

Autogenerate visual sitemaps in seconds.