diff --git a/apt/install.sh b/apt/install.sh
index 7a97791..b26b1e1 100755
--- a/apt/install.sh
+++ b/apt/install.sh
@@ -2,4 +2,6 @@
 
 sudo apt update && sudo apt install -y \
 				vim \
-				httpie
+				httpie \
+				keepass2 \
+				thunderbird
diff --git a/langs/go.md b/langs/go.md
new file mode 100644
index 0000000..c6de687
--- /dev/null
+++ b/langs/go.md
@@ -0,0 +1,19 @@
+# Go lang
+
+## Download
+[download](https://golang.org/dl/)
+
+## Extract
+```bash
+sudo tar -C /usr/local -xzf go$VERSION.$OS-$ARCH.tar.gz
+```
+
+## Export Path
+```bash
+sudo bash -c 'cat >>/etc/profile <<EOF
+export PATH=\$PATH:/usr/local/go/bin
+EOF'
+```
+
+## Reference
+[Getting Started - The Go Programming Language](https://golang.org/doc/install)