diff --git a/example/config.json b/example/config.json
index dbcfe21..b92292e 100644
--- a/example/config.json
+++ b/example/config.json
@@ -99,6 +99,20 @@
                         "regex":"/.*/ui"
                     }
                 },
+                "skip":
+                {
+                    "stripos":
+                    {
+                        "url":
+                        [
+                            "#",
+                            "javascript:",
+                            "mailto:",
+                            "magnet:",
+                            "xmpp:"
+                        ]
+                    }
+                },
                 "snap":
                 {
                     "enabled":true
diff --git a/src/cli/document/clean.php b/src/cli/document/clean.php
index ff05f6f..8e85d6a 100644
--- a/src/cli/document/clean.php
+++ b/src/cli/document/clean.php
@@ -79,6 +79,8 @@ foreach ($delete as $crc32url => $ids)
 // Free mem
 $delete = [];
 
+// @TODO $config->cli->document->crawl->skip->stripos->url
+
 // Dump operation result
 echo sprintf(
     _('duplicated URLs deleted: %s') . PHP_EOL,
diff --git a/src/cli/document/crawl.php b/src/cli/document/crawl.php
index 5650713..2c1c9f0 100644
--- a/src/cli/document/crawl.php
+++ b/src/cli/document/crawl.php
@@ -298,6 +298,22 @@ foreach($search->get() as $document)
             {
                 foreach (array_unique($documents) as $url)
                 {
+                    // Apply stripos condition
+                    $skip = false;
+
+                    foreach ($config->cli->document->crawl->skip->stripos->url as $condition)
+                    {
+                        if (false !== stripos($url, $condition)) {
+
+                            $skip = true;
+
+                            break;
+                        }
+                    }
+
+                    if ($skip) continue;
+
+                    // Save index
                     $url      = trim($url);
                     $crc32url = crc32($url);