diff --git a/src/_blkid b/src/_blkid
new file mode 100644
index 0000000..e109545
--- /dev/null
+++ b/src/_blkid
@@ -0,0 +1,68 @@
+#compdef blkid
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# Description
+# -----------
+#
+# Completion for blkid, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - locate/print block device attributes
+# https://man7.org/linux/man-pages/man8/blkid.8.html
+# ------------------------------------------------------------------------------
+# Authors
+# -------
+#  * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments \
+  '(-c --cache-file)'{-c+,--cache-file}'[Read from cachefile instead of reading from the default cache file]:cache file:_files' \
+  '(-d --no-encoding)'{-d,--no-encoding}"[Don't encode non-printing characters]" \
+  '(-D --no-part-details)'{-D,--no-part-details}"[Don't print information from partition table in low-level probing mode]" \
+  '(-g --garbage-collect)'{-g,--garbage-collect}'[Perform a garbage collection on the blkid cache]' \
+  '(-H --hint)'{-H,--hint}'[Set probing hint]:setting' \
+  '(-i --info)'{-i,--info}'[Display information about I/O limits]' \
+  '(-k --list-filesystems)'{-k,--list-filesystems}'[List all known filesystems and RAIDS and exits]' \
+  '(-l --list-one)'{-l,--list-one}'[Look up only one device that matches with the --match-token option]' \
+  '(-L --label)'{-L+,--label}'[Look up the device that uses this filesystem label]:label' \
+  '(-n --match-types)'{-n+,--match-types}'[Restrict the probing functions to the specified comma-separated list of superblock types]:list' \
+  '(-o --output)'{-o+,--output}'[Use the specified output format]:format:(full value list device udev export)' \
+  '(-O --offset)'{-O+,--offset}'[Probe at the given offset]:offset' \
+  '(-p --probe)'{-p,--probe}'[Switch to low-level superblock probing mode]' \
+  '(-s --match-tag)'{-m+,--match-tag}'[Show only the tags that match tag]:tag' \
+  '(-S --size)'{-S,--size}'[Override the size of device/file]' \
+  '(-t --match-token)'{-t+,--match-token}'[Search for block devices with tokens named NAME that have the VALUE]:name' \
+  '(-u --usages)'{-u,--usages}'[Restrict the probing functions to the specified comma-separated list of usage types]:list' \
+  '(-U --uuid)'{-U,--uuid}'[Look up the device that uses this filesystem uuid]:uuid' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]' \
+  '*:device:_files -g /dev'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_chmem b/src/_chmem
new file mode 100644
index 0000000..2e0753f
--- /dev/null
+++ b/src/_chmem
@@ -0,0 +1,53 @@
+#compdef chmem
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for chmem, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - configure memory
+#
+# Author:
+#   *Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments -s \
+  '(-b --blocks)'{-b,--blocks}'[Use a BLOCKRANGE parameter instead of RANGE or SIZE]' \
+  '(-d --disable)'{-d,--disable}'[Set the specified RANGE, SIZE, or BLOCKRANGE of memory offline]' \
+  '(-e --enable)'{-e,--enable}'[Set the specified RANGE, SIZE, or BLOCKRANGE of memory online]' \
+  '(-z --zone)'{-z,--zone}'[Select the memory ZONE where to set the specified RANGE, SIZE, or BLOCKRANGE of memory online or offline]' \
+  '(-v --verbose)'{-v,--verbose}'[Verbose mode]' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_fallocate b/src/_fallocate
new file mode 100644
index 0000000..1503e27
--- /dev/null
+++ b/src/_fallocate
@@ -0,0 +1,61 @@
+#compdef fallocate
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion for fallocate, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - preallocate or deallocate space to a file
+# https://man7.org/linux/man-pages/man1/fallocate.1.html
+# ------------------------------------------------------------------------------
+# Authors
+# -------
+#  * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments \
+  '(-c --collapse-range)'{-c,--collapse-range}'[Removes a byte range from a file without leaving a hole]' \
+  '(-d --dig-holes)'{-d,--dig-holes}'[Detect and dig holes]' \
+  '(-i --insert-range)'{-i,--insert-range}'[Insert a hole of length bytes from offset]' \
+  '(-l --length)'{-l+,--length}'[Specifies the length of the range, in bytes]:bytes' \
+  '(-n --keep-size)'{-n,--keep-size}'[Do not modify the apparent length of the file]' \
+  '(-o --offset)'{-o+,--offset}'[Specifies the beginning offset of the range, in bytes]:offset' \
+  '(-p --punch-hole)'{-p,--punch-hole}'[Deallocates space in the byte range starting at offset and continuing for length bytes]' \
+  '(-v --verbose)'{-v,--verbose}'[Enable verbose mode]' \
+  '(-x --posix)'{-p,--posix}'[Enable POSIX operation mode]' \
+  '(-z --zero-range)'{-z,--zero-range}'[Zeroes space in the byte range starting at offset and continuing for length bytes]' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]' \
+  '*:filename:_files'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_ipcmk b/src/_ipcmk
new file mode 100644
index 0000000..bee3b6e
--- /dev/null
+++ b/src/_ipcmk
@@ -0,0 +1,55 @@
+#compdef ipcmk
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for ipcmk, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - create various IPC resources
+#
+# Author:
+#   * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments -s \
+  '(-M --shmem)'{-M,--shmem}'[Create a shared memory segment of size bytes]:size' \
+  '(-Q --queue)'{-Q,--queue}'[Create a message queue]' \
+  '(-S --semaphore)'{-S,--semaphore}'[Create a semaphore array with number of elements]:number' \
+  '(-p --mode)'{-p,--mode}'[Access permissions for the resource]:mode' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
+
+# Note: This script is useful only on systems with `ipcmk` (typically Linux).
+# macOS does not include this command.
diff --git a/src/_ipcrm b/src/_ipcrm
new file mode 100644
index 0000000..91b2fdd
--- /dev/null
+++ b/src/_ipcrm
@@ -0,0 +1,57 @@
+#compdef ipcrm
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for ipcrm, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - remove System V IPC objects
+#
+# Author:
+#   * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments -s \
+  '(-a --all)'{-a,--all}'-[Remove all resources]:resource:(shm msg sem)' \
+  '(-M --shmem-key)'{-M,--shmem-key}'[Remove the shared memory segment created with shemkey]:shmkey' \
+  '(-m --shmem-id)'{-m,--shmem-id}'[Remove the shared memory segment identified by shmid]:shmid' \
+  '(-Q --queue-key)'{-Q,--queue-key}'[Remove the message queue created with msgkey]:msgkey' \
+  '(-q --queue-id)'{-q,--queue-id}'[Remove the message queue identified by msgid]:msgid' \
+  '(-S --semaphore-key)'{-S,--semaphore-key}'[Remove the semaphore created with semkey]:semkey' \
+  '(-s --semaphore-id)'{-s,--semaphore-id}'[Remove the semaphore identified by semid]' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]' \
+  '1:type:(shm msg sem)' \
+  '*:id'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_ipcs b/src/_ipcs
new file mode 100644
index 0000000..aa30de1
--- /dev/null
+++ b/src/_ipcs
@@ -0,0 +1,60 @@
+#compdef ipcs
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for ipcs, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - show information on IPC facilities
+#
+# Author:
+#   * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments -s \
+  '(-i --id)'{-i,--id}'[Show full details on just one resource element identified by id]:id' \
+  '(- *)'{-h,--help}'[Display help text and exit]' \
+  '(- *)'{-V,--version}'[Print version and exit]' \
+  '(-m --shmems)'{-m,--shmems}'[Write information about active shared memory segments]' \
+  '(-q --queues)'{-q,--queues}'[Write information about active message queues]' \
+  '(-s --semaphores)'{-s,--semaphores}'[Write information about active semaphore sets]' \
+  '(-a --all -s --semaphores -q --queues -m --shmems)'{-a,--all}'[Write information about all three resources]' \
+  '(-c --creator)'{-c,--creator}'[Show creator and owner]' \
+  '(-l --limits)'{-l,--limits}'[Show resource limits]' \
+  '(-p --pid)'{-p,--pid}'[Show PIDs of creator and last operator]' \
+  '(-t --time)'{-t,--time}'[Write time information]' \
+  '(-u --summary)'{-u,--summary}'[Show status summary]' \
+  '(--human -b --bytes)'{-b,--bytes}'[Print the sizes in bytes rather than in a human-readable format]' \
+  '(--human -b --bytes)--human[Print sizes in human-readable format]'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_ldattach b/src/_ldattach
new file mode 100644
index 0000000..5cbead2
--- /dev/null
+++ b/src/_ldattach
@@ -0,0 +1,73 @@
+#compdef ldattach
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for ldattach, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+# - attach a line discipline to a serial line
+#
+# Author:
+#   * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+typeset -A opt_args
+local context state line
+
+local curcontext="$curcontext"
+
+_arguments -s -C \
+  '(-1,--onestopbit)'{-1,--onestopbit}'[Set the number of stop bits of the serial line to one]' \
+  '(-2,--twostopbits)'{-2,--twostopbits}'[Set the number of stop bits of the serial line to two]' \
+  '(-7,--sevenbits)'{-7,--sevenbits}'[Set the character size of the srial line to 7 bits]' \
+  '(-8,--eightbits)'{-8,--eightbits}'[Set the character size of the srial line to 8 bits]' \
+  '(-d --debug)'{-d,--debug}'[Enable debugging output]' \
+  '(-e --evenparity)'{-e,--evenparity}'[Set the parity of the serial line to even]' \
+  '(-i --iflag)'{-i,--iflag}'[Set the specified bits in the c_iflag word of the serial line]:value' \
+  '(-n --noparity)'{-n,--noparity}'[Set the parity of the serial line to none]' \
+  '(-o --oddparity)'{-o,--oddparity}'[Set the parity of the serial line to odd]' \
+  '(-s --speed)'{-s,--speed}'[Set the speed(the baud rate) of the serial line]:value' \
+  '(-C --intro-command)'{-C,--intro-command}'[An intro command before the invocation of ldattach]:command' \
+  '(-p --pause)'{-p,--pause}'[Sleep for given seconds before the invocation of ldattach]:value' \
+  '(- *)'{-h,--help}'[Display help text and exit]'\
+  '(- *)'{-V,--version}'[Print version and exit]' \
+  '2::device:->device'
+
+# Complete device argument
+case $state in
+  device)
+    _files -g '/dev/tty*'
+  ;;
+esac
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et
diff --git a/src/_mcookie b/src/_mcookie
new file mode 100644
index 0000000..04b21be
--- /dev/null
+++ b/src/_mcookie
@@ -0,0 +1,51 @@
+#compdef mcookie
+# ------------------------------------------------------------------------------
+# Copyright (c) 2016 Github zsh-users - https://github.com/zsh-users
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the zsh-users nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL ZSH-USERS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+# Description
+# -----------
+#
+# Completion script for mcookie, util-linux 2.40.2 (https://github.com/util-linux/util-linux/)
+#  - generate random 128-bit hexadecimal numbers
+#
+# Author:
+#   * Aditi Sharma (https://github.com/Aditi76117)
+# ------------------------------------------------------------------------------
+
+_arguments \
+  {-f,--file}'[Use file as as cookie seed]:file:_files' \
+  {-m,--max-size}'[Set maximum length of output]:number' \
+  {-v,--verbose}'[Print entropy source and random seed info]' \
+  '(- *)'{-h,--help}'[Display help message and exit]' \
+  '(- *)'{-V,--version}'[Display version information and exit]'
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et