diff --git a/shell_and_utilities/README.md b/shell_and_utilities/README.md
index d8cf867..ffda3a5 100644
--- a/shell_and_utilities/README.md
+++ b/shell_and_utilities/README.md
@@ -1,5 +1,4 @@
-Android's shell and utilities
-=============================
+# Android's shell and utilities
 
 Since IceCreamSandwich Android has used
 [mksh](https://www.mirbsd.org/mksh.htm) as its shell. Before then it used
@@ -34,8 +33,7 @@
 full list for a release by running `toybox` directly.
 
 
-Android 2.3 (Gingerbread)
--------------------------
+## Android 2.3 (Gingerbread)
 
 BSD: cat dd newfs\_msdos
 
@@ -46,8 +44,7 @@
 umount uptime vmstat watchprops wipe
 
 
-Android 4.0 (IceCreamSandwich)
-------------------------------
+## Android 4.0 (IceCreamSandwich)
 
 BSD: cat dd newfs\_msdos
 
@@ -58,8 +55,7 @@
 touch umount uptime vmstat watchprops wipe
 
 
-Android 4.1-4.3 (JellyBean)
----------------------------
+## Android 4.1-4.3 (JellyBean)
 
 BSD: cat cp dd du grep newfs\_msdos
 
@@ -71,8 +67,7 @@
 sync top touch umount uptime vmstat watchprops wipe
 
 
-Android 4.4 (KitKat)
---------------------
+## Android 4.4 (KitKat)
 
 BSD: cat cp dd du grep newfs\_msdos
 
@@ -84,8 +79,7 @@
 stop swapoff swapon sync top touch umount uptime vmstat watchprops wipe
 
 
-Android 5.0 (Lollipop)
-----------------------
+## Android 5.0 (Lollipop)
 
 BSD: cat chown cp dd du grep kill ln mv printenv rm rmdir sleep sync
 
@@ -97,8 +91,7 @@
 top touch umount uptime vmstat watchprops wipe
 
 
-Android 6.0 (Marshmallow)
--------------------------
+## Android 6.0 (Marshmallow)
 
 BSD: dd du grep
 
@@ -118,8 +111,7 @@
 vmstat wc which whoami xargs yes
 
 
-Android 7.0 (Nougat)
---------------------
+## Android 7.0 (Nougat)
 
 BSD: dd grep
 
@@ -140,8 +132,7 @@
 uptime usleep vmstat wc which whoami xargs xxd yes
 
 
-Android 8.0 (Oreo)
-------------------
+## Android 8.0 (Oreo)
 
 BSD: dd grep
 
@@ -164,8 +155,8 @@
 tty ulimit umount uname uniq unix2dos uptime usleep uudecode uuencode
 vmstat wc which whoami xargs xxd yes zcat
 
-Android P
----------
+
+## Android 9.0 (Pie)
 
 BSD: dd grep
 
@@ -190,8 +181,8 @@
 umount uname uniq unix2dos uptime usleep uudecode uuencode vmstat wc
 which whoami xargs xxd yes zcat
 
-Android Q
----------
+
+## Android Q
 
 BSD: grep fsck\_msdos newfs\_msdos
 
@@ -201,17 +192,22 @@
 
 toolbox: getevent getprop
 
-toybox: acpi base64 basename blockdev cal cat chcon chgrp chmod chown
-chroot chrt cksum clear cmp comm cp cpio cut date dd df diff dirname
-dmesg dos2unix du echo env expand expr fallocate false file find flock
-fmt free getenforce groups gunzip gzip head hostname hwclock id ifconfig
-inotifyd insmod ionice iorenice kill killall ln load\_policy log logname
-losetup ls lsmod lsof lspci lsusb md5sum microcom mkdir mkfifo mknod
-mkswap mktemp modinfo modprobe more mount mountpoint mv nc netcat netstat
-nice nl nohup nsenter od paste patch pgrep pidof pkill pmap printenv
-printf ps pwd readlink realpath renice restorecon rm rmdir rmmod runcon
-sed sendevent seq setenforce setprop setsid sha1sum sha224sum sha256sum
-sha384sum sha512sum sleep sort split start stat stop strings stty swapoff
-swapon sync sysctl tac tail tar taskset tee time timeout top touch tr
-true truncate tty ulimit umount uname uniq unix2dos unshare uptime usleep
-uudecode uuencode vmstat wc which whoami xargs xxd yes zcat
+toybox: acpi base64 basename bc blkid blockdev cal cat chattr chcon chgrp
+chmod chown chroot chrt cksum clear cmp comm cp cpio cut date dd df
+diff dirname dmesg dos2unix du echo egrep env expand expr fallocate
+false fgrep file find flock fmt free freeramdisk fsfreeze getconf
+getenforce getfattr grep groups gunzip gzip head help hostname hwclock
+i2cdetect i2cdump i2cget i2cset iconv id ifconfig inotifyd insmod
+install ionice iorenice iotop kill killall ln load\_policy log logname
+losetup ls lsattr lsmod lsof lspci lsusb makedevs md5sum microcom
+mkdir mkfifo mknod mkswap mktemp modinfo modprobe more mount mountpoint
+mv nbd-client nc netcat netstat nice nl nohup nproc nsenter od partprobe
+paste patch pgrep pidof ping ping6 pivot\_root pkill pmap printenv
+printf prlimit ps pwd pwdx readlink realpath renice restorecon rev
+rfkill rm rmdir rmmod runcon sed sendevent seq setenforce setfattr
+setprop setsid sha1sum sha224sum sha256sum sha384sum sha512sum sleep
+sort split start stat stop strings stty swapoff swapon sync sysctl
+tac tail tar taskset tee time timeout top touch tr traceroute traceroute6
+true truncate tty tunctl ulimit umount uname uniq unix2dos unlink
+unshare uptime usleep uudecode uuencode uuidgen vconfig vmstat watch
+wc which whoami xargs xxd yes zcat