diff --git a/skills/5-linux/cli/18_pkg_manager/README.md b/skills/5-linux/cli/18_pkg_manager/README.md
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+# Pkg managers
+
+## Apt
+
+> `apt`
+
+- `sudo apt-get install ruby`
+- `sudo remove php`
+
+### Ручное обновлениелокального индекса
+
+- `sudo apt-get update`
+
+## macOS
+
+> `brew`
+
+## Exmples
+
+- `Node.js`  > `npm`
+- `PHP`      > `Composer`
+- `Ruby`     > `RubyGems`
+- `Python`   > `pip`
+
+## Hw
+
+- [x] `sudo apt-get install tree`
+- [x] `man tree`
+
+- [x] `tree -d` Watch only `directories`
+ 
diff --git a/skills/5-linux/cli/18_pkg_manager/apt_man.sh b/skills/5-linux/cli/18_pkg_manager/apt_man.sh
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+
+#  
+man apt
+
+sleep 10
+#To find php-package
+sudo apt search php
+
diff --git a/skills/5-linux/cli/18_pkg_manager/tree_install.sh b/skills/5-linux/cli/18_pkg_manager/tree_install.sh
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+sudo apt-get install tree
+
+sleep 10
+
+# Read the documentation of tools TREE
+man tree
+