📊
🔀
Make a Flowchart
Create a flowchart from text and export it as an image.
ログイン不要
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.
使い方
1
入力
Enter your data into the tool above. Everything stays local to your browser.
2
処理
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
ダウンロード
Get your result instantly. Nothing is stored after you leave the page — complete privacy.
なぜ私たちのツール？
✓完全に無料 — 隠れたコストは永遠にありません
✓アカウント、メール、ログイン不要
✓ファイルがデバイスを離れることはありません
✓ファイルサイズの制限は一切ありません
✓出力に透かしなし