Update README.md

README.md

 # Redox OS pkgutils
 
-This repository contains utilities for package management on Redox. Additional related tools are included.
+This repository contains utilities for package management on Redox. Currently, only `pkg` is included.
 
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-**Currently included:**
+## `pkg`
+The command `pkg` is the primary package management utility for Redox OS. In its current state, `pkg` supports the following commands:
 
-- `pkg`
+| Command   | Functionality                  |
+|-----------|--------------------------------|
+| `clean`   | Clean an extracted package     |
+| `create`  | Create a package               |
+| `extract` | Extract a package              |
+| `fetch`   | Download a package             |
+| `install` | Install a package              |
+| `list`    | List package contents          |
+| `sign`    | Get a file signature           |
+| `upgrade` | Upgrade all installed packages |
+
+For more detailed information on how to invoke these subcommands, please run `pkg help <SUBCOMMAND>` in your terminal.