diff --git a/packaging/homebrew_cask b/packaging/homebrew_cask
new file mode 100644
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+++ b/packaging/homebrew_cask
@@ -0,0 +1,513 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# (c) 2013, Daniel Jaouen <dcj24@cornell.edu>
+#
+# This module is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This software is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this software.  If not, see <http://www.gnu.org/licenses/>.
+
+DOCUMENTATION = '''
+---
+module: homebrew_cask
+author: Daniel Jaouen
+short_description: Install/uninstall homebrew casks.
+description:
+    - Manages Homebrew casks.
+version_added: "1.5"
+options:
+    name:
+        description:
+            - name of cask to install/remove
+        required: true
+    state:
+        description:
+            - state of the cask
+        choices: [ 'installed', 'uninstalled' ]
+        required: false
+        default: present
+'''
+EXAMPLES = '''
+- homebrew_cask: name=alfred state=present
+- homebrew_cask: name=alfred state=absent
+'''
+
+import os.path
+import re
+
+
+# exceptions -------------------------------------------------------------- {{{
+class HomebrewCaskException(Exception):
+    pass
+# /exceptions ------------------------------------------------------------- }}}
+
+
+# utils ------------------------------------------------------------------- {{{
+def _create_regex_group(s):
+    lines = (line.strip() for line in s.split('\n') if line.strip())
+    chars = filter(None, (line.split('#')[0].strip() for line in lines))
+    group = r'[^' + r''.join(chars) + r']'
+    return re.compile(group)
+# /utils ------------------------------------------------------------------ }}}
+
+
+class HomebrewCask(object):
+    '''A class to manage Homebrew casks.'''
+
+    # class regexes ------------------------------------------------ {{{
+    VALID_PATH_CHARS = r'''
+        \w                  # alphanumeric characters (i.e., [a-zA-Z0-9_])
+        \s                  # spaces
+        :                   # colons
+        {sep}               # the OS-specific path separator
+        -                   # dashes
+    '''.format(sep=os.path.sep)
+
+    VALID_BREW_PATH_CHARS = r'''
+        \w                  # alphanumeric characters (i.e., [a-zA-Z0-9_])
+        \s                  # spaces
+        {sep}               # the OS-specific path separator
+        -                   # dashes
+    '''.format(sep=os.path.sep)
+
+    VALID_CASK_CHARS = r'''
+        \w                  # alphanumeric characters (i.e., [a-zA-Z0-9_])
+        -                   # dashes
+    '''
+
+    INVALID_PATH_REGEX        = _create_regex_group(VALID_PATH_CHARS)
+    INVALID_BREW_PATH_REGEX   = _create_regex_group(VALID_BREW_PATH_CHARS)
+    INVALID_CASK_REGEX        = _create_regex_group(VALID_CASK_CHARS)
+    # /class regexes ----------------------------------------------- }}}
+
+    # class validations -------------------------------------------- {{{
+    @classmethod
+    def valid_path(cls, path):
+        '''
+        `path` must be one of:
+         - list of paths
+         - a string containing only:
+             - alphanumeric characters
+             - dashes
+             - spaces
+             - colons
+             - os.path.sep
+        '''
+
+        if isinstance(path, basestring):
+            return not cls.INVALID_PATH_REGEX.search(path)
+
+        try:
+            iter(path)
+        except TypeError:
+            return False
+        else:
+            paths = path
+            return all(cls.valid_brew_path(path_) for path_ in paths)
+
+    @classmethod
+    def valid_brew_path(cls, brew_path):
+        '''
+        `brew_path` must be one of:
+         - None
+         - a string containing only:
+             - alphanumeric characters
+             - dashes
+             - spaces
+             - os.path.sep
+        '''
+
+        if brew_path is None:
+            return True
+
+        return (
+            isinstance(brew_path, basestring)
+            and not cls.INVALID_BREW_PATH_REGEX.search(brew_path)
+        )
+
+    @classmethod
+    def valid_cask(cls, cask):
+        '''A valid cask is either None or alphanumeric + backslashes.'''
+
+        if cask is None:
+            return True
+
+        return (
+            isinstance(cask, basestring)
+            and not cls.INVALID_CASK_REGEX.search(cask)
+        )
+
+    @classmethod
+    def valid_state(cls, state):
+        '''
+        A valid state is one of:
+            - installed
+            - absent
+        '''
+
+        if state is None:
+            return True
+        else:
+            return (
+                isinstance(state, basestring)
+                and state.lower() in (
+                    'installed',
+                    'absent',
+                )
+            )
+
+    @classmethod
+    def valid_module(cls, module):
+        '''A valid module is an instance of AnsibleModule.'''
+
+        return isinstance(module, AnsibleModule)
+    # /class validations ------------------------------------------- }}}
+
+    # class properties --------------------------------------------- {{{
+    @property
+    def module(self):
+        return self._module
+
+    @module.setter
+    def module(self, module):
+        if not self.valid_module(module):
+            self._module = None
+            self.failed = True
+            self.message = 'Invalid module: {0}.'.format(module)
+            raise HomebrewCaskException(self.message)
+
+        else:
+            self._module = module
+            return module
+
+    @property
+    def path(self):
+        return self._path
+
+    @path.setter
+    def path(self, path):
+        if not self.valid_path(path):
+            self._path = []
+            self.failed = True
+            self.message = 'Invalid path: {0}.'.format(path)
+            raise HomebrewCaskException(self.message)
+
+        else:
+            if isinstance(path, basestring):
+                self._path = path.split(':')
+            else:
+                self._path = path
+
+            return path
+
+    @property
+    def brew_path(self):
+        return self._brew_path
+
+    @brew_path.setter
+    def brew_path(self, brew_path):
+        if not self.valid_brew_path(brew_path):
+            self._brew_path = None
+            self.failed = True
+            self.message = 'Invalid brew_path: {0}.'.format(brew_path)
+            raise HomebrewCaskException(self.message)
+
+        else:
+            self._brew_path = brew_path
+            return brew_path
+
+    @property
+    def params(self):
+        return self._params
+
+    @params.setter
+    def params(self, params):
+        self._params = self.module.params
+        return self._params
+
+    @property
+    def current_cask(self):
+        return self._current_cask
+
+    @current_cask.setter
+    def current_cask(self, cask):
+        if not self.valid_cask(cask):
+            self._current_cask = None
+            self.failed = True
+            self.message = 'Invalid cask: {0}.'.format(cask)
+            raise HomebrewCaskException(self.message)
+
+        else:
+            self._current_cask = cask
+            return cask
+    # /class properties -------------------------------------------- }}}
+
+    def __init__(self, module, path=None, casks=None, state=None):
+        self._setup_status_vars()
+        self._setup_instance_vars(module=module, path=path, casks=casks,
+                                  state=state)
+
+        self._prep()
+
+    # prep --------------------------------------------------------- {{{
+    def _setup_status_vars(self):
+        self.failed = False
+        self.changed = False
+        self.changed_count = 0
+        self.unchanged_count = 0
+        self.message = ''
+
+    def _setup_instance_vars(self, **kwargs):
+        for key, val in kwargs.iteritems():
+            setattr(self, key, val)
+
+    def _prep(self):
+        self._prep_path()
+        self._prep_brew_path()
+
+    def _prep_path(self):
+        if not self.path:
+            self.path = ['/usr/local/bin']
+
+    def _prep_brew_path(self):
+        if not self.module:
+            self.brew_path = None
+            self.failed = True
+            self.message = 'AnsibleModule not set.'
+            raise HomebrewCaskException(self.message)
+
+        self.brew_path = self.module.get_bin_path(
+            'brew',
+            required=True,
+            opt_dirs=self.path,
+        )
+        if not self.brew_path:
+            self.brew_path = None
+            self.failed = True
+            self.message = 'Unable to locate homebrew executable.'
+            raise HomebrewCaskException('Unable to locate homebrew executable.')
+
+        return self.brew_path
+
+    def _status(self):
+        return (self.failed, self.changed, self.message)
+    # /prep -------------------------------------------------------- }}}
+
+    def run(self):
+        try:
+            self._run()
+        except HomebrewCaskException:
+            pass
+
+        if not self.failed and (self.changed_count + self.unchanged_count > 1):
+            self.message = "Changed: %d, Unchanged: %d" % (
+                self.changed_count,
+                self.unchanged_count,
+            )
+        (failed, changed, message) = self._status()
+
+        return (failed, changed, message)
+
+    # checks ------------------------------------------------------- {{{
+    def _current_cask_is_installed(self):
+        if not self.valid_cask(self.current_cask):
+            self.failed = True
+            self.message = 'Invalid cask: {0}.'.format(self.current_cask)
+            raise HomebrewCaskException(self.message)
+
+        cmd = [self.brew_path, 'cask', 'list']
+        rc, out, err = self.module.run_command(cmd)
+
+        if 'nothing to list' in err:
+            return False
+        elif rc == 0:
+            casks = [cask_.strip() for cask_ in out.split('\n') if cask_.strip()]
+            return self.current_cask in casks
+        else:
+            self.failed = True
+            self.message = err.strip()
+            raise HomebrewCaskException(self.message)
+    # /checks ------------------------------------------------------ }}}
+
+    # commands ----------------------------------------------------- {{{
+    def _run(self):
+        if self.state == 'installed':
+            return self._install_casks()
+        elif self.state == 'absent':
+            return self._uninstall_casks()
+
+        if self.command:
+            return self._command()
+
+    # updated -------------------------------- {{{
+    def _update_homebrew(self):
+        rc, out, err = self.module.run_command([
+            self.brew_path,
+            'update',
+        ])
+        if rc == 0:
+            if out and isinstance(out, basestring):
+                already_updated = any(
+                    re.search(r'Already up-to-date.', s.strip(), re.IGNORECASE)
+                    for s in out.split('\n')
+                    if s
+                )
+                if not already_updated:
+                    self.changed = True
+                    self.message = 'Homebrew updated successfully.'
+                else:
+                    self.message = 'Homebrew already up-to-date.'
+
+            return True
+        else:
+            self.failed = True
+            self.message = err.strip()
+            raise HomebrewCaskException(self.message)
+    # /updated ------------------------------- }}}
+
+    # installed ------------------------------ {{{
+    def _install_current_cask(self):
+        if not self.valid_cask(self.current_cask):
+            self.failed = True
+            self.message = 'Invalid cask: {0}.'.format(self.current_cask)
+            raise HomebrewCaskException(self.message)
+
+        if self._current_cask_is_installed():
+            self.unchanged_count += 1
+            self.message = 'Cask already installed: {0}'.format(
+                self.current_cask,
+            )
+            return True
+
+        if self.module.check_mode:
+            self.changed = True
+            self.message = 'Cask would be installed: {0}'.format(
+                self.current_cask
+            )
+            raise HomebrewCaskException(self.message)
+
+        cmd = [opt
+               for opt in (self.brew_path, 'cask', 'install', self.current_cask)
+               if opt]
+
+        rc, out, err = self.module.run_command(cmd)
+
+        if self._current_cask_is_installed():
+            self.changed_count += 1
+            self.changed = True
+            self.message = 'Cask installed: {0}'.format(self.current_cask)
+            return True
+        else:
+            self.failed = True
+            self.message = err.strip()
+            raise HomebrewCaskException(self.message)
+
+    def _install_casks(self):
+        for cask in self.casks:
+            self.current_cask = cask
+            self._install_current_cask()
+
+        return True
+    # /installed ----------------------------- }}}
+
+    # uninstalled ---------------------------- {{{
+    def _uninstall_current_cask(self):
+        if not self.valid_cask(self.current_cask):
+            self.failed = True
+            self.message = 'Invalid cask: {0}.'.format(self.current_cask)
+            raise HomebrewCaskException(self.message)
+
+        if not self._current_cask_is_installed():
+            self.unchanged_count += 1
+            self.message = 'Cask already uninstalled: {0}'.format(
+                self.current_cask,
+            )
+            return True
+
+        if self.module.check_mode:
+            self.changed = True
+            self.message = 'Cask would be uninstalled: {0}'.format(
+                self.current_cask
+            )
+            raise HomebrewCaskException(self.message)
+
+        cmd = [opt
+               for opt in (self.brew_path, 'cask', 'uninstall', self.current_cask)
+               if opt]
+
+        rc, out, err = self.module.run_command(cmd)
+
+        if not self._current_cask_is_installed():
+            self.changed_count += 1
+            self.changed = True
+            self.message = 'Cask uninstalled: {0}'.format(self.current_cask)
+            return True
+        else:
+            self.failed = True
+            self.message = err.strip()
+            raise HomebrewCaskException(self.message)
+
+    def _uninstall_casks(self):
+        for cask in self.casks:
+            self.current_cask = cask
+            self._uninstall_current_cask()
+
+        return True
+    # /uninstalled ----------------------------- }}}
+    # /commands ---------------------------------------------------- }}}
+
+
+def main():
+    module = AnsibleModule(
+        argument_spec=dict(
+            name=dict(aliases=["cask"], required=False),
+            path=dict(required=False),
+            state=dict(
+                default="present",
+                choices=[
+                    "present", "installed",
+                    "absent", "removed", "uninstalled",
+                ],
+            ),
+        ),
+        supports_check_mode=True,
+    )
+    p = module.params
+
+    if p['name']:
+        casks = p['name'].split(',')
+    else:
+        casks = None
+
+    path = p['path']
+    if path:
+        path = path.split(':')
+    else:
+        path = ['/usr/local/bin']
+
+    state = p['state']
+    if state in ('present', 'installed'):
+        state = 'installed'
+    if state in ('absent', 'removed', 'uninstalled'):
+        state = 'absent'
+
+    brew_cask = HomebrewCask(module=module, path=path, casks=casks,
+                             state=state)
+    (failed, changed, message) = brew_cask.run()
+    if failed:
+        module.fail_json(msg=message)
+    else:
+        module.exit_json(changed=changed, msg=message)
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+main()