diff --git a/trolley/.editorconfig b/trolley/.editorconfig
deleted file mode 100644
index 163eb75..0000000
--- a/trolley/.editorconfig
+++ /dev/null
@@ -1,9 +0,0 @@
-root = true
-
-[*.cr]
-charset = utf-8
-end_of_line = lf
-insert_final_newline = true
-indent_style = space
-indent_size = 2
-trim_trailing_whitespace = true
diff --git a/trolley/.gitignore b/trolley/.gitignore
deleted file mode 100644
index 0bb75ea..0000000
--- a/trolley/.gitignore
+++ /dev/null
@@ -1,5 +0,0 @@
-/docs/
-/lib/
-/bin/
-/.shards/
-*.dwarf
diff --git a/trolley/shard.yml b/trolley/shard.yml
deleted file mode 100644
index 649d4c4..0000000
--- a/trolley/shard.yml
+++ /dev/null
@@ -1,13 +0,0 @@
-name: trolley
-version: 0.1.0
-
-authors:
-  - Natapat Samutpong <natapat.samutpong@gmail.com>
-
-targets:
-  trolley:
-    main: src/trolley.cr
-
-crystal: 1.3.2
-
-license: MIT
diff --git a/trolley/spec/spec_helper.cr b/trolley/spec/spec_helper.cr
deleted file mode 100644
index 6ea484a..0000000
--- a/trolley/spec/spec_helper.cr
+++ /dev/null
@@ -1,2 +0,0 @@
-require "spec"
-require "../src/trolley"
diff --git a/trolley/spec/trolley_spec.cr b/trolley/spec/trolley_spec.cr
deleted file mode 100644
index 4497898..0000000
--- a/trolley/spec/trolley_spec.cr
+++ /dev/null
@@ -1,9 +0,0 @@
-require "./spec_helper"
-
-describe Trolley do
-  # TODO: Write tests
-
-  it "works" do
-    false.should eq(true)
-  end
-end
diff --git a/trolley/src/trolley.cr b/trolley/src/trolley.cr
deleted file mode 100644
index 674d8de..0000000
--- a/trolley/src/trolley.cr
+++ /dev/null
@@ -1,35 +0,0 @@
-require "option_parser"
-
-module Trolley
-  VERSION = "0.1.0"
-
-  def self.display_help
-    puts "trolley " + VERSION
-    puts <<-HELP
-      USAGE:
-          trolley [COMMAND] [OPTION]
-
-      COMMANDS:
-          -h, --help        Display this help message
-          -v, --version     Display version
-      HELP
-    exit
-  end
-
-  def self.run
-    OptionParser.parse do |parser|
-      parser.on("-h", "--help") do
-        display_help
-      end
-
-      parser.on("-v", "--version") do
-        puts "trolley " + VERSION
-        exit
-      end
-    end
-  end
-end
-
-begin
-  Trolley.run
-end