📊
🔀
Make a Flowchart
Create a flowchart from text and export it as an image.
无需登录
Preview
Start typing to see your diagram…
💡 Write diagrams in Mermaid syntax — flowcharts, sequence diagrams, Gantt charts, class diagrams, and more — and export as SVG or PNG. Rendering happens entirely in your browser; nothing is uploaded.
flowcharts tips
🔀
Start from the Flowchart example and edit the nodes and arrows — the preview updates as you type.
🧭
Use TD (top-down) or LR (left-right) after "flowchart" to change the layout direction.
🖼️
Export PNG for slides and chat, or SVG for crisp scaling in docs.
🔒
Diagrams render in your browser — nothing is uploaded.
工作原理
1
输入
Enter your data into the tool above. Everything stays local to your browser.
2
处理
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
下载
Get your result instantly. Nothing is stored after you leave the page — complete privacy.
为什么选择我们的？
✓完全免费——永远没有隐藏费用
✓无需账号、邮箱或登录
✓文件永远不会离开你的设备
✓绝无文件大小限制
✓所有输出均无水印