diff --git a/app/commands/posts/send_webmentions.rb b/app/commands/posts/send_webmentions.rb
new file mode 100644
index 0000000..494a734
--- /dev/null
+++ b/app/commands/posts/send_webmentions.rb
@@ -0,0 +1,23 @@
+require "httparty"
+
+module Adamantium
+  module Commands
+    module Posts
+      class SendWebmentions
+        include Deps["settings", "post_utilities.link_finder"]
+
+        def call(post_content:, post_url:)
+          source = post_url
+          links = link_finder.call(post_content)
+          links.each do |target|
+            HTTParty.post(settings.webmention_service, {
+              token: settings.webmention_token,
+              source: source,
+              target: target
+            })
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/config/providers/post_utilities.rb b/config/providers/post_utilities.rb
index da44ad1..b99c9c0 100644
--- a/config/providers/post_utilities.rb
+++ b/config/providers/post_utilities.rb
@@ -3,5 +3,6 @@
 Hanami.app.register_provider :post_utilities, namespace: true do
   start do
     register "slugify", Adamantium::SlugCreator.new
+    register "link_finder", Adamantium::LinkFinder.new
   end
 end
diff --git a/spec/adamantium/unit/link_finder_spec.rb b/spec/adamantium/unit/link_finder_spec.rb
new file mode 100644
index 0000000..2c7f9e4
--- /dev/null
+++ b/spec/adamantium/unit/link_finder_spec.rb
@@ -0,0 +1,11 @@
+require "spec_helper"
+
+RSpec.describe Adamantium::LinkFinder do
+  subject { described_class.new }
+
+  it "finds allowed links in a string" do
+    text = "Check out some of these cool websites: https://google.com https://example.com or even http://twitter.com and https://pinboard.in!"
+
+    expect(subject.call(text)).to eq ["https://example.com", "https://pinboard.in"]
+  end
+end