liushengqiang
/
excalidraw


			
				
					
						
						
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218
							<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <title>
      Excalidraw | Virtual collaborative whiteboard for sketching hand-drawn
      like diagrams
    </title>
    <meta
      name="viewport"
      content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no, viewport-fit=cover, shrink-to-fit=no"
    />
    <meta name="referrer" content="origin" />
    <meta name="apple-mobile-web-app-capable" content="yes" />

    <meta name="theme-color" content="#000000" />

    <meta
      http-equiv="origin-trial"
      content="AsyySICOnLFPHhAi+SdB6g3Cr28MuSeq3a+2k3UOUKu+ikmEjAqYHAK3HSLx4keUd1BLYUPWPYAe6F9hyuO3JwUAAABceyJvcmlnaW4iOiJodHRwczovL3d3dy5leGNhbGlkcmF3LmNvbTo0NDMiLCJmZWF0dXJlIjoiTmF0aXZlRmlsZVN5c3RlbSIsImV4cGlyeSI6MTU4OTE4MzIxMH0="
    />

    <!-- General tags -->
    <meta
      name="description"
      content="Excalidraw is a virtual collaborative whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them."
    />
    <meta name="image" content="og-image.png" />

    <!-- OpenGraph tags -->
    <meta property="og:url" content="https://excalidraw.com" />
    <meta property="og:site_name" content="Excalidraw" />
    <meta property="og:type" content="website" />
    <meta property="og:title" content="Excalidraw" />
    <meta
      property="og:description"
      content="Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them."
    />
    <!-- OG tags require an absolute url for images -->
    <meta
      property="og:image"
      name="twitter:image"
      content="https://excalidraw.com/og-image.png"
    />
    <meta
      property="og:image:secure_url"
      name="twitter:image"
      content="https://excalidraw.com/og-image.png"
    />
    <meta property="og:image:width" content="1280" />
    <meta property="og:image:height" content="669" />
    <meta property="og:image:alt" content="Excalidraw logo with byline." />

    <!-- Chrome -->
    <meta name="theme-color" content="#FFFF" />
    <!-- Safari -->
    <meta name="apple-mobile-web-app-status-bar-style" content="default" />

    <!-- Twitter Card tags -->
    <meta name="twitter:card" content="summary_large_image" />
    <meta name="twitter:title" content="Excalidraw" />
    <meta
      name="twitter:description"
      content="Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them."
    />
    <!-- OG tags require absolute url for images -->
    <meta name="twitter:image" content="https://excalidraw.com/og-image.png" />

    <link rel="shortcut icon" href="favicon.ico" type="image/x-icon" />
    <link rel="stylesheet" href="fonts.css" />
    <link
      rel="preload"
      href="FG_Virgil.ttf"
      as="font"
      type="font/ttf"
      crossorigin="anonymous"
    />
    <link
      rel="preload"
      href="Cascadia.ttf"
      as="font"
      type="font/ttf"
      crossorigin="anonymous"
    />
    <link
      href="https://excalidraw-socket.herokuapp.com/socket.io"
      rel="preconnect"
      crossorigin="anonymous"
    />

    <link rel="manifest" href="manifest.json" />
    <link
      href="splashscreen_images/iphone5_splash.png"
      media="(device-width: 320px) and (device-height: 568px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/iphone6_splash.png"
      media="(device-width: 375px) and (device-height: 667px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/iphoneplus_splash.png"
      media="(device-width: 621px) and (device-height: 1104px) and (-webkit-device-pixel-ratio: 3)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/iphonex_splash.png"
      media="(device-width: 375px) and (device-height: 812px) and (-webkit-device-pixel-ratio: 3)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/iphonexr_splash.png"
      media="(device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/iphonexsmax_splash.png"
      media="(device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 3)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/ipad_splash.png"
      media="(device-width: 768px) and (device-height: 1024px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/ipadpro1_splash.png"
      media="(device-width: 834px) and (device-height: 1112px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/ipadpro3_splash.png"
      media="(device-width: 834px) and (device-height: 1194px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <link
      href="splashscreen_images/ipadpro2_splash.png"
      media="(device-width: 1024px) and (device-height: 1366px) and (-webkit-device-pixel-ratio: 2)"
      rel="apple-touch-startup-image"
    />
    <style>
      .LoadingMessage {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 999;
        display: flex;
        align-items: center;
        justify-content: center;
        pointer-events: none;
      }
      .LoadingMessage span {
        background-color: rgba(255, 255, 255, 0.8);
        border-radius: 5px;
        padding: 0.8em 1.2em;
        font-size: 1.3em;
      }
    </style>
    <script
      async
      src="https://www.googletagmanager.com/gtag/js?id=UA-387204-13"
    ></script>
    <script>
      window.dataLayer = window.dataLayer || [];
      function gtag() {
        dataLayer.push(arguments);
      }
      gtag("js", new Date());
      gtag("config", "UA-387204-13");
    </script>
  </head>

  <body>
    <noscript>
      You need to enable JavaScript to run this app.
    </noscript>
    <header>
      <h1 class="visually-hidden">Excalidraw</h1>
    </header>
    <div id="root">
      <div class="LoadingMessage">
        <span>Loading scene...</span>
      </div>
    </div>
    <aside>
      <!-- https://github.com/tholman/github-corners -->
      <svg
        xmlns="http://www.w3.org/2000/svg"
        width="40"
        height="40"
        viewBox="0 0 250 250"
        class="github-corner rtl-mirror"
      >
        <a
          href="https://github.com/excalidraw/excalidraw"
          target="_blank"
          aria-label="GitHub repository"
        >
          <path d="M0 0l115 115h15l12 27 108 108V0z" fill="#6c6c6c" />
          <path
            class="octo-arm"
            d="M128 109c-15-9-9-19-9-19 3-7 2-11 2-11-1-7 3-2 3-2 4 5 2 11 2 11-3 10 5 15 9 16"
            style="transform-origin: 130px 106px;"
            fill="#fff"
          />
          <path
            class="octo-body"
            d="M115 115s4 2 5 0l14-14c3-2 6-3 8-3-8-11-15-24 2-41 5-5 10-7 16-7 1-2 3-7 12-11 0 0 5 3 7 16 4 2 8 5 12 9s7 8 9 12c14 3 17 7 17 7-4 8-9 11-11 11 0 6-2 11-7 16-16 16-30 10-41 2 0 3-1 7-5 11l-12 11c-1 1 1 5 1 5z"
            fill="#fff"
          />
        </a>
      </svg>
    </aside>
  </body>
</html>