GitHub repository: siyuan-community/vditor
Description: ♏  一款浏览器端的 Markdown 编辑器，支持所见即所得（富文本）、即时渲染（类似 Typora）和分屏预览模式。An In-browser Markdown editor, support WYSIWYG (Rich Text),  Instant Rendering (Typora-like) and Split View modes.