A URL Preview Plugin for Flutter That Previews The Content Of A URL

A URL Preview Plugin for Flutter That Previews The Content Of A URL

flutter_link_preview This is a URL preview plugin that previews the content of a URL

This is a URL preview plugin that previews the content of a URL


Special feature

  • Use multi-processing to parse web pages, avoid blocking the main process
  • Support for content caching and expiration mechanisms to return results faster
  • Better fault tolerance, multiple ways to find icons, titles, descriptions, image
  • Better support gbk code, no messy code
  • Optimized for large files with better crawl performance
  • Support for second hop authentication with cookies
  • Support gif, video and other content capture
  • Supports custom builder

Getting Started

    url: "https://github.com",
    titleStyle: TextStyle(
        color: Colors.blue,
        fontWeight: FontWeight.bold,


Result Image

Custom Rendering

Widget _buildCustomLinkPreview(BuildContext context) {
  return FlutterLinkPreview(
    key: ValueKey("${_controller.value.text}211"),
    url: _controller.value.text,
    builder: (info) {
      if (info == null) return const SizedBox();
      if (info is WebImageInfo) {
        return CachedNetworkImage(
          imageUrl: info.image,
          fit: BoxFit.contain,

      final WebInfo webInfo = info;
      if (!WebAnalyzer.isNotEmpty(webInfo.title)) return const SizedBox();
      return Container(
        decoration: BoxDecoration(
          borderRadius: BorderRadius.circular(10),
          color: const Color(0xFFF0F1F2),
        padding: const EdgeInsets.all(10),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: <Widget>[
              children: <Widget>[
                  imageUrl: webInfo.icon ?? "",
                  imageBuilder: (context, imageProvider) {
                    return Image(
                      image: imageProvider,
                      fit: BoxFit.contain,
                      width: 30,
                      height: 30,
                      errorBuilder: (context, error, stackTrace) {
                        return const Icon(Icons.link);
                const SizedBox(width: 8),
                  child: Text(
                    overflow: TextOverflow.ellipsis,
            if (WebAnalyzer.isNotEmpty(webInfo.description)) ...[
              const SizedBox(height: 8),
                maxLines: 5,
                overflow: TextOverflow.ellipsis,
            if (WebAnalyzer.isNotEmpty(webInfo.image)) ...[
              const SizedBox(height: 8),
                imageUrl: webInfo.image,
                fit: BoxFit.contain,

Result Image

Sample code

Click here for a detailed example.

Download Details:

Author: BuildAndRelease

Source Code: https://github.com/BuildAndRelease/flutter_link_preview

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