Open Source Flowchart Software

Ⅰ.drawio

Features: open source, free, no need to register and log in, there are multiple versions such as web version, Windows, macOS, Linux, Google Chrome OS, etc.

官网：https://www.diagrams.net/

GitHub：https://github.com/jgraph/drawio-desktop/releases

Ⅱ.iodraw

Features: Open source, free, no registration and login required, web version and Windows version available

官网：https://www.iodraw.com/

Gitee：https://gitee.com/ixiaoyang8/iodraw/releases

GitHub：https://github.com/ixiaoyang8/iodraw/releases

百度网盘：https://pan.baidu.com/s/1T03izdWtRSeMqOXoT9HCug
提取码：draw