diff --git a/lib/linguist/lazy_blob.rb b/lib/linguist/lazy_blob.rb
new file mode 100644
index 00000000..bb262241
--- /dev/null
+++ b/lib/linguist/lazy_blob.rb
@@ -0,0 +1,37 @@
+require 'linguist/blob_helper'
+require 'rugged'
+
+module Linguist
+  class LazyBlob
+    include BlobHelper
+
+    MAX_SIZE = 128 * 1024
+
+    attr_reader :repository
+    attr_reader :oid
+    attr_reader :name
+    attr_reader :mode
+
+    def initialize(repo, oid, name, mode = nil)
+      @repository = repo
+      @oid = oid
+      @name = name
+      @mode = mode
+    end
+
+    def data
+      load_blob!
+      @data
+    end
+
+    def size
+      load_blob!
+      @size
+    end
+
+    protected
+    def load_blob!
+      @data, @size = Rugged::Blob.to_buffer(repository, oid, MAX_SIZE) if @data.nil?
+    end
+  end
+end