diff --git a/roles/6-generic-apps/tasks/main.yml b/roles/6-generic-apps/tasks/main.yml
index 2b74a43ef..38f707041 100644
--- a/roles/6-generic-apps/tasks/main.yml
+++ b/roles/6-generic-apps/tasks/main.yml
@@ -9,6 +9,12 @@
   when: dokuwiki_install
   tags: dokuwiki
 
+- name: MEDIAWIKI
+  include_role:
+    name: mediawiki
+  when: mediawiki_install
+  tags: mediawiki
+
 - name: ELGG
   include_role:
     name: elgg
diff --git a/roles/mediawiki/defaults/main.yml b/roles/mediawiki/defaults/main.yml
new file mode 100644
index 000000000..708549e45
--- /dev/null
+++ b/roles/mediawiki/defaults/main.yml
@@ -0,0 +1,24 @@
+mediawiki_major_version: "1.30"
+mediawiki_minor_version: "0"
+mediawiki_version: "{{ mediawiki_major_version  }}.{{ mediawiki_minor_version }}"
+
+mediawiki_download_base_url: "https://releases.wikimedia.org/mediawiki/{{ mediawiki_major_version }}"
+mediawiki_src: "mediawiki-{{ mediawiki_version }}.tar.gz"
+
+mediawiki_db_name: iiab_mediawiki
+mediawiki_db_user: iiab_mediawiki_user
+mediawiki_db_user_password: changeme
+
+mediawiki_admin_user: Admin
+mediawiki_admin_user_password: changeme
+
+mediawiki_site_name: Community Wiki
+
+mediawiki_install: True
+mediawiki_enabled: True
+
+mediawiki_install_path: "{{ content_base }}"
+mediawiki_abs_path: "{{ mediawiki_install_path }}/mediawiki-{{ mediawiki_version }}"
+
+mediawiki_url: /mediawiki
+mediawiki_full_url: "http://{{ iiab_hostname }}.{{ iiab_domain }}/{{ mediawiki_url }}"
diff --git a/roles/mediawiki/tasks/install.yml b/roles/mediawiki/tasks/install.yml
new file mode 100644
index 000000000..ac868c999
--- /dev/null
+++ b/roles/mediawiki/tasks/install.yml
@@ -0,0 +1,120 @@
+- name: Install required packages
+  package: name={{ item }}
+           state=present
+  with_items:
+    - "php{{ php_version }}-intl"
+    - "php{{ php_version }}-mbstring"
+  tags:
+    - download
+
+- name: Download the latest MediaWiki software
+  get_url:
+    url: "{{ mediawiki_download_base_url }}/{{ mediawiki_src }}"
+    dest: "{{ downloads_dir }}"
+    timeout: "{{ download_timeout }}"
+#   force: yes
+#   backup: yes
+  register: mediawiki_download_output
+  when: internet_available
+
+- name: Unpack download to permanent location
+  unarchive:
+    src: "{{ downloads_dir }}/{{ mediawiki_src }}"
+    dest: "{{ mediawiki_install_path }}"
+    owner: root
+    group: "{{ apache_user }}"
+    mode: 0755
+    keep_newer: yes
+
+- name: MySQL database needs to be running if we are trying to create a new db
+  service:
+    state: started
+    name: "{{ mysql_service }}"
+
+- name: Create MySQL mediawiki database
+  mysql_db:
+    name: "{{ mediawiki_db_name }}"
+    state: present
+
+- name: Create MySQL mediawiki database user
+  mysql_user:
+    name: "{{ mediawiki_db_user }}"
+    password: "{{ mediawiki_db_user_password }}"
+    priv: "{{ mediawiki_db_name }}.*:ALL,GRANT"
+    state: present
+
+- name: Configure MediaWiki
+  shell: >
+    php '{{ mediawiki_abs_path }}/maintenance/install.php'
+    --dbname={{ mediawiki_db_name }}
+    --dbserver="localhost"
+    --installdbuser={{ mediawiki_db_user }}
+    --installdbpass={{ mediawiki_db_user_password }}
+    --dbuser={{ mediawiki_db_user }}
+    --dbpass={{ mediawiki_db_user_password }}
+    --server="{{ iiab_hostname }}.{{ iiab_domain }}"
+    --scriptpath=/mediawiki
+    --lang=en
+    --pass={{ mediawiki_admin_user_password }}
+    "{{ mediawiki_site_name }}"
+    "{{ mediawiki_admin_user }}"
+  args:
+    chdir: "{{ mediawiki_abs_path }}"
+    creates: "{{ mediawiki_abs_path }}/LocalSettings.php"
+
+- name: Copy mediawiki config file to change a few calculated settings
+  template:
+    src: LocalSettings.php.j2
+    dest: "{{ mediawiki_abs_path }}/LocalSettings.php"
+    owner: root
+    group: "{{ apache_user }}"
+    mode: 0640
+
+- name: Copy mediawiki httpd conf file
+  template:
+    src: mediawiki.conf.j2
+    dest: "/etc/{{ apache_config_dir }}/mediawiki.conf"
+
+- name: Enable httpd conf file if we are disabled (debuntu)
+  file:
+    src: /etc/apache2/sites-available/mediawiki.conf
+    dest: /etc/apache2/sites-enabled/mediawiki.conf
+    state: link
+  when: mediawiki_enabled and is_debuntu
+
+- name: Remove httpd conf file if we are disabled (OS's other than debuntu)
+  file:
+    path: /etc/apache2/sites-enabled/mediawiki.conf
+    state: absent
+  when: not mediawiki_enabled and is_debuntu
+
+- name: Restart Apache, so it picks up the new aliases
+  service:
+    name: "{{ apache_service }}"
+    state: restarted
+
+- name: Add 'mediawiki' to list of services at /etc/iiab/iiab.ini
+  ini_file:
+    dest: "{{ service_filelist }}"
+    section: mediawiki
+    option: "{{ item.option }}"
+    value: "{{ item.value }}"
+  with_items:
+    - option: name
+      value: mediawiki
+    - option: description
+      value: '"mediawiki is a blog and web site management application."'
+    - option: mediawiki_src
+      value: "{{ mediawiki_src }}"
+    - option: mediawiki_abs_path
+      value: "{{ mediawiki_abs_path }}"
+    - option: mediawiki_db_name
+      value: "{{ mediawiki_db_name }}"
+    - option: mediawiki_db_user
+      value: "{{ mediawiki_db_user }}"
+    - option: mediawiki_url
+      value: "{{ mediawiki_url }}"
+    - option: mediawiki_full_url
+      value: "{{ mediawiki_full_url }}"
+    - option: mediawiki_enabled
+      value: "{{ mediawiki_enabled }}"
diff --git a/roles/mediawiki/tasks/main.yml b/roles/mediawiki/tasks/main.yml
new file mode 100644
index 000000000..6c77d3e7c
--- /dev/null
+++ b/roles/mediawiki/tasks/main.yml
@@ -0,0 +1,3 @@
+- name: Include the install playbook
+  include_tasks: install.yml
+  when: mediawiki_install
diff --git a/roles/mediawiki/templates/LocalSettings.php.j2 b/roles/mediawiki/templates/LocalSettings.php.j2
new file mode 100644
index 000000000..29546f93c
--- /dev/null
+++ b/roles/mediawiki/templates/LocalSettings.php.j2
@@ -0,0 +1,133 @@
+<?php
+# This file was automatically generated by the MediaWiki 1.29.1
+# installer. If you make manual changes, please keep track in case you
+# need to recreate them later.
+#
+# See includes/DefaultSettings.php for all configurable settings
+# and their default values, but don't forget to make changes in _this_
+# file, not there.
+#
+# Further documentation for configuration settings may be found at:
+# https://www.mediawiki.org/wiki/Manual:Configuration_settings
+
+# Protect against web entry
+if ( !defined( 'MEDIAWIKI' ) ) {
+	exit;
+}
+
+## Uncomment this to disable output compression
+# $wgDisableOutputCompression = true;
+
+$wgSitename = "{{ mediawiki_site_name }}";
+
+## The URL base path to the directory containing the wiki;
+## defaults for all runtime URL paths are based off of this.
+## For more information on customizing the URLs
+## (like /w/index.php/Page_title to /wiki/Page_title) please see:
+## https://www.mediawiki.org/wiki/Manual:Short_URL
+$wgScriptPath = "{{ mediawiki_url }}";
+
+## The protocol and server name to use in fully-qualified URLs
+#$wgServer = "http://{{ iiab_hostname }}.{{ iiab_domain }}";
+
+## The URL path to static resources (images, scripts, etc.)
+$wgResourceBasePath = $wgScriptPath;
+
+## The URL path to the logo.  Make sure you change this from the default,
+## or else you'll overwrite your logo when you upgrade!
+$wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
+
+## UPO means: this is also a user preference option
+
+$wgEnableEmail = true;
+$wgEnableUserEmail = true; # UPO
+
+$wgEmergencyContact = "apache@{{ iiab_hostname }}.{{ iiab_domain }}";
+$wgPasswordSender = "apache@{{ iiab_hostname }}.{{ iiab_domain }}";
+
+$wgEnotifUserTalk = false; # UPO
+$wgEnotifWatchlist = false; # UPO
+$wgEmailAuthentication = true;
+
+## Database settings
+$wgDBtype = "mysql";
+$wgDBserver = "localhost";
+$wgDBname = "{{ mediawiki_db_name }}";
+$wgDBuser = "{{ mediawiki_db_user }}";
+$wgDBpassword = "{{ mediawiki_db_user_password }}";
+
+# MySQL specific settings
+$wgDBprefix = "";
+
+# MySQL table options to use during installation or update
+$wgDBTableOptions = "ENGINE=InnoDB, DEFAULT CHARSET=binary";
+
+# Experimental charset support for MySQL 5.0.
+$wgDBmysql5 = false;
+
+## Shared memory settings
+$wgMainCacheType = CACHE_NONE;
+$wgMemCachedServers = [];
+
+## To enable image uploads, make sure the 'images' directory
+## is writable, then set this to true:
+$wgEnableUploads = false;
+#$wgUseImageMagick = true;
+#$wgImageMagickConvertCommand = "/usr/bin/convert";
+
+# InstantCommons allows wiki to use images from https://commons.wikimedia.org
+$wgUseInstantCommons = false;
+
+# Periodically send a pingback to https://www.mediawiki.org/ with basic data
+# about this MediaWiki instance. The Wikimedia Foundation shares this data
+# with MediaWiki developers to help guide future development efforts.
+$wgPingback = false;
+
+## If you use ImageMagick (or any other shell command) on a
+## Linux server, this will need to be set to the name of an
+## available UTF-8 locale
+$wgShellLocale = "en_US.utf8";
+
+## Set $wgCacheDirectory to a writable directory on the web server
+## to make your wiki go slightly faster. The directory should not
+## be publically accessible from the web.
+#$wgCacheDirectory = "$IP/cache";
+
+# Site language code, should be one of the list in ./languages/data/Names.php
+$wgLanguageCode = "en";
+
+$wgSecretKey = "7fe8694a015bc9faaa1be7151ea650485bf2df5a7bd86d0463da01ada946cd52";
+
+# Changing this will log out all existing sessions.
+$wgAuthenticationTokenVersion = "1";
+
+# Site upgrade key. Must be set to a string (default provided) to turn on the
+# web installer while LocalSettings.php is in place
+$wgUpgradeKey = "52eee9ee5a42b1d1";
+
+## For attaching licensing metadata to pages, and displaying an
+## appropriate copyright notice / icon. GNU Free Documentation
+## License and Creative Commons licenses are supported so far.
+$wgRightsPage = ""; # Set to the title of a wiki page that describes your license/copyright
+$wgRightsUrl = "";
+$wgRightsText = "";
+$wgRightsIcon = "";
+
+# Path to the GNU diff3 utility. Used for conflict resolution.
+$wgDiff3 = "/usr/bin/diff3";
+
+## Default skin: you can change the default skin. Use the internal symbolic
+## names, ie 'vector', 'monobook':
+$wgDefaultSkin = "vector";
+
+# Enabled skins.
+# The following skins were automatically enabled:
+wfLoadSkin( 'CologneBlue' );
+wfLoadSkin( 'Modern' );
+wfLoadSkin( 'MonoBook' );
+wfLoadSkin( 'Vector' );
+
+
+# End of automatically generated settings.
+# Add more configuration options below.
+
diff --git a/roles/mediawiki/templates/mediawiki.conf.j2 b/roles/mediawiki/templates/mediawiki.conf.j2
new file mode 100644
index 000000000..1da5e193b
--- /dev/null
+++ b/roles/mediawiki/templates/mediawiki.conf.j2
@@ -0,0 +1,6 @@
+Alias {{ mediawiki_url }} {{ mediawiki_abs_path }}
+<Directory {{ mediawiki_abs_path }}>
+    Options Indexes FollowSymLinks
+    AllowOverride All
+    Require all granted
+</Directory>