diff --git a/docs/README.md b/docs/README.md
new file mode 100644
index 0000000..6e4b456
--- /dev/null
+++ b/docs/README.md
@@ -0,0 +1,23 @@
+
+
+
+
+ Standard input to each files and stdout. similar to tee, But there's a little bit more and Write in go
+
+
+
+
+
+
+
+
+
+
+## 🔖 Introduction
+Gee is tool of stdin to each files and stdout. It is similar to the tee command, but there are more functions for convenience. In addition, it was written as go. which provides output to stdout and files. In this process, it has various processing functions for lines such as replace, prefix, and suffix, so it can be used as a pipeline configuration or as a utility for testing. For more information, see the usage and case of study below!
diff --git a/docs/_config.yml b/docs/_config.yml
new file mode 100644
index 0000000..26979ec
--- /dev/null
+++ b/docs/_config.yml
@@ -0,0 +1,4 @@
+title: "gee"
+remote_theme: pmarsceill/just-the-docs
+color_scheme: "dark"
+search_enabled: true
diff --git a/docs/install/homebrew.md b/docs/install/homebrew.md
new file mode 100644
index 0000000..dbe2270
--- /dev/null
+++ b/docs/install/homebrew.md
@@ -0,0 +1,8 @@
+---
+title: With HomeBrew
+parent: Installation
+has_children: false
+nav_order: 2
+---
+
+
diff --git a/docs/install/install.md b/docs/install/install.md
new file mode 100644
index 0000000..87b3929
--- /dev/null
+++ b/docs/install/install.md
@@ -0,0 +1,7 @@
+---
+title: Installation
+has_children: true
+nav_order: 2
+---
+
+## Installation
diff --git a/docs/install/source.md b/docs/install/source.md
new file mode 100644
index 0000000..72b0c22
--- /dev/null
+++ b/docs/install/source.md
@@ -0,0 +1,8 @@
+---
+title: From source
+parent: Installation
+has_children: false
+nav_order: 1
+---
+
+