diff --git a/plugins/modules/aerospike_migrations.py b/plugins/modules/aerospike_migrations.py
index 32ab06a853..1eee5b1a2f 100644
--- a/plugins/modules/aerospike_migrations.py
+++ b/plugins/modules/aerospike_migrations.py
@@ -19,6 +19,13 @@ description:
     - If waiting for migrations is not desired, simply just poll until
       port 3000 if available or asinfo -v status returns ok
 author: "Albert Autin (@Alb0t)"
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
     host:
         description:
diff --git a/plugins/modules/airbrake_deployment.py b/plugins/modules/airbrake_deployment.py
index 2fb5b58737..42ac037e1e 100644
--- a/plugins/modules/airbrake_deployment.py
+++ b/plugins/modules/airbrake_deployment.py
@@ -18,6 +18,13 @@ author:
 short_description: Notify airbrake about app deployments
 description:
    - Notify airbrake about app deployments (see U(https://airbrake.io/docs/api/#deploys-v4)).
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   project_id:
     description:
diff --git a/plugins/modules/alerta_customer.py b/plugins/modules/alerta_customer.py
index b9bfd4b265..120d989328 100644
--- a/plugins/modules/alerta_customer.py
+++ b/plugins/modules/alerta_customer.py
@@ -20,6 +20,13 @@ seealso:
   - name: API documentation
     description: Documentation for Alerta API
     link: https://docs.alerta.io/api/reference.html#customers
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   customer:
     description:
diff --git a/plugins/modules/awall.py b/plugins/modules/awall.py
index dc13d46789..856cf782d4 100644
--- a/plugins/modules/awall.py
+++ b/plugins/modules/awall.py
@@ -18,6 +18,13 @@ description:
   - This modules allows for enable/disable/activate of I(awall) policies.
   - Alpine Wall (I(awall)) generates a firewall configuration from the enabled policy files
     and activates the configuration on the system.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   name:
     description:
diff --git a/plugins/modules/bearychat.py b/plugins/modules/bearychat.py
index 48d5c994fc..28f1f8fcd9 100644
--- a/plugins/modules/bearychat.py
+++ b/plugins/modules/bearychat.py
@@ -14,6 +14,13 @@ description:
     - The M(community.general.bearychat) module sends notifications to U(https://bearychat.com)
       via the Incoming Robot integration.
 author: "Jiangge Zhang (@tonyseek)"
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   url:
     type: str
diff --git a/plugins/modules/bigpanda.py b/plugins/modules/bigpanda.py
index 4e653aadb7..bab200bc44 100644
--- a/plugins/modules/bigpanda.py
+++ b/plugins/modules/bigpanda.py
@@ -15,6 +15,13 @@ author: "Hagai Kariti (@hkariti)"
 short_description: Notify BigPanda about deployments
 description:
    - Notify BigPanda when deployments start and end (successfully or not). Returns a deployment object containing all the parameters for future module calls.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   component:
     type: str
diff --git a/plugins/modules/capabilities.py b/plugins/modules/capabilities.py
index 9309958eca..9b72ac6ea1 100644
--- a/plugins/modules/capabilities.py
+++ b/plugins/modules/capabilities.py
@@ -14,6 +14,13 @@ module: capabilities
 short_description: Manage Linux capabilities
 description:
     - This module manipulates files privileges using the Linux capabilities(7) system.
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: full
+    diff_mode:
+        support: none
 options:
     path:
         description:
diff --git a/plugins/modules/catapult.py b/plugins/modules/catapult.py
index 8b8c72974d..a3bbef6c42 100644
--- a/plugins/modules/catapult.py
+++ b/plugins/modules/catapult.py
@@ -16,7 +16,14 @@ DOCUMENTATION = '''
 module: catapult
 short_description: Send a sms / mms using the catapult bandwidth api
 description:
-     - Allows notifications to be sent using sms / mms via the catapult bandwidth api.
+    - Allows notifications to be sent using sms / mms via the catapult bandwidth api.
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   src:
     type: str
diff --git a/plugins/modules/circonus_annotation.py b/plugins/modules/circonus_annotation.py
index 661c854e6d..9376107761 100644
--- a/plugins/modules/circonus_annotation.py
+++ b/plugins/modules/circonus_annotation.py
@@ -20,6 +20,13 @@ requirements:
     - requests (either >= 2.0.0 for Python 3, or >= 1.0.0 for Python 2)
 notes:
     - Check mode isn't supported.
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: none
+    diff_mode:
+        support: none
 options:
     api_key:
         type: str
diff --git a/plugins/modules/cloudflare_dns.py b/plugins/modules/cloudflare_dns.py
index 92132c0f6f..a0fa8a38b2 100644
--- a/plugins/modules/cloudflare_dns.py
+++ b/plugins/modules/cloudflare_dns.py
@@ -18,6 +18,13 @@ requirements:
 short_description: Manage Cloudflare DNS records
 description:
    - "Manages dns records via the Cloudflare API, see the docs: U(https://api.cloudflare.com/)."
+extends_documentation_fragment:
+   - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   api_token:
     description:
diff --git a/plugins/modules/django_manage.py b/plugins/modules/django_manage.py
index 188ff2d3df..537cf0fa74 100644
--- a/plugins/modules/django_manage.py
+++ b/plugins/modules/django_manage.py
@@ -17,6 +17,13 @@ short_description: Manages a Django application
 description:
   - Manages a Django application using the C(manage.py) application frontend to C(django-admin). With the
     I(virtualenv) parameter, all management commands will be executed by the given C(virtualenv) installation.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   command:
     description:
diff --git a/plugins/modules/dnsimple.py b/plugins/modules/dnsimple.py
index ddd3ba0bab..df41f73a69 100644
--- a/plugins/modules/dnsimple.py
+++ b/plugins/modules/dnsimple.py
@@ -16,6 +16,13 @@ module: dnsimple
 short_description: Interface with dnsimple.com (a DNS hosting service)
 description:
    - "Manages domains and records via the DNSimple API, see the docs: U(http://developer.dnsimple.com/)."
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   account_email:
     description:
diff --git a/plugins/modules/dnsmadeeasy.py b/plugins/modules/dnsmadeeasy.py
index b775f24ab0..44587ca39c 100644
--- a/plugins/modules/dnsmadeeasy.py
+++ b/plugins/modules/dnsmadeeasy.py
@@ -17,6 +17,13 @@ description:
    - >
      Manages DNS records via the v2 REST API of the DNS Made Easy service.  It handles records only; there is no manipulation of domains or
      monitor/account support yet. See: U(https://www.dnsmadeeasy.com/integration/restapi/)
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   account_key:
     description:
diff --git a/plugins/modules/ejabberd_user.py b/plugins/modules/ejabberd_user.py
index f7189fa08e..397207ae61 100644
--- a/plugins/modules/ejabberd_user.py
+++ b/plugins/modules/ejabberd_user.py
@@ -18,6 +18,13 @@ requirements:
     - ejabberd with mod_admin_extra
 description:
     - This module provides user management for ejabberd servers
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: full
+    diff_mode:
+        support: none
 options:
     username:
         type: str
diff --git a/plugins/modules/elasticsearch_plugin.py b/plugins/modules/elasticsearch_plugin.py
index a68ff086c3..cd4bb45de7 100644
--- a/plugins/modules/elasticsearch_plugin.py
+++ b/plugins/modules/elasticsearch_plugin.py
@@ -18,6 +18,13 @@ description:
 author:
     - Mathew Davies (@ThePixelDeveloper)
     - Sam Doran (@samdoran)
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: full
+    diff_mode:
+        support: none
 options:
     name:
         description:
diff --git a/plugins/modules/emc_vnx_sg_member.py b/plugins/modules/emc_vnx_sg_member.py
index 39c0ab3a99..487b6feefa 100644
--- a/plugins/modules/emc_vnx_sg_member.py
+++ b/plugins/modules/emc_vnx_sg_member.py
@@ -23,8 +23,14 @@ description:
     - "This module manages the members of an existing storage group."
 
 extends_documentation_fragment:
-- community.general.emc.emc_vnx
+    - community.general.emc.emc_vnx
+    - community.general.attributes
 
+attributes:
+    check_mode:
+        support: full
+    diff_mode:
+        support: none
 
 options:
     name:
diff --git a/plugins/modules/facter.py b/plugins/modules/facter.py
index be45e3ce14..e7cf52e203 100644
--- a/plugins/modules/facter.py
+++ b/plugins/modules/facter.py
@@ -16,6 +16,13 @@ description:
     - Runs the C(facter) discovery program
       (U(https://github.com/puppetlabs/facter)) on the remote system, returning
       JSON data that can be useful for inventory purposes.
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: none
+    diff_mode:
+        support: none
 options:
     arguments:
         description:
diff --git a/plugins/modules/flowdock.py b/plugins/modules/flowdock.py
index 965ae62d7a..c78716ba40 100644
--- a/plugins/modules/flowdock.py
+++ b/plugins/modules/flowdock.py
@@ -15,7 +15,14 @@ module: flowdock
 author: "Matt Coddington (@mcodd)"
 short_description: Send a message to a flowdock
 description:
-   - Send a message to a flowdock team inbox or chat using the push API (see https://www.flowdock.com/api/team-inbox and https://www.flowdock.com/api/chat)
+  - Send a message to a flowdock team inbox or chat using the push API (see https://www.flowdock.com/api/team-inbox and https://www.flowdock.com/api/chat)
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   token:
     type: str
diff --git a/plugins/modules/gandi_livedns.py b/plugins/modules/gandi_livedns.py
index 9566661f41..cc9dd630b4 100644
--- a/plugins/modules/gandi_livedns.py
+++ b/plugins/modules/gandi_livedns.py
@@ -12,11 +12,18 @@ DOCUMENTATION = r'''
 ---
 module: gandi_livedns
 author:
-- Gregory Thiemonge (@gthiemonge)
+  - Gregory Thiemonge (@gthiemonge)
 version_added: "2.3.0"
 short_description: Manage Gandi LiveDNS records
 description:
-- "Manages DNS records by the Gandi LiveDNS API, see the docs: U(https://doc.livedns.gandi.net/)."
+  - "Manages DNS records by the Gandi LiveDNS API, see the docs: U(https://doc.livedns.gandi.net/)."
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   api_key:
     description:
@@ -55,8 +62,6 @@ options:
     - The name of the Domain to work with (for example, "example.com").
     required: true
     type: str
-notes:
-- Supports C(check_mode).
 '''
 
 EXAMPLES = r'''
diff --git a/plugins/modules/grove.py b/plugins/modules/grove.py
index d3ad6bb019..b3e0508ffa 100644
--- a/plugins/modules/grove.py
+++ b/plugins/modules/grove.py
@@ -16,6 +16,13 @@ short_description: Sends a notification to a grove.io channel
 description:
      - The C(grove) module sends a message for a service to a Grove.io
        channel.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   channel_token:
     type: str
diff --git a/plugins/modules/gunicorn.py b/plugins/modules/gunicorn.py
index ff88cead7c..2b2abcf8e6 100644
--- a/plugins/modules/gunicorn.py
+++ b/plugins/modules/gunicorn.py
@@ -14,14 +14,21 @@ DOCUMENTATION = '''
 module: gunicorn
 short_description: Run gunicorn with various settings
 description:
-     - Starts gunicorn with the parameters specified. Common settings for gunicorn
-       configuration are supported. For additional configuration use a config file
-       See U(https://gunicorn-docs.readthedocs.io/en/latest/settings.html) for more
-       options. It's recommended to always use the chdir option to avoid problems
-       with the location of the app.
+    - Starts gunicorn with the parameters specified. Common settings for gunicorn
+      configuration are supported. For additional configuration use a config file
+      See U(https://gunicorn-docs.readthedocs.io/en/latest/settings.html) for more
+      options. It's recommended to always use the chdir option to avoid problems
+      with the location of the app.
 requirements: [gunicorn]
 author:
     - "Alejandro Gomez (@agmezr)"
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   app:
     type: str
diff --git a/plugins/modules/haproxy.py b/plugins/modules/haproxy.py
index 38033bc81a..56f987d80f 100644
--- a/plugins/modules/haproxy.py
+++ b/plugins/modules/haproxy.py
@@ -13,7 +13,7 @@ DOCUMENTATION = r'''
 module: haproxy
 short_description: Enable, disable, and set weights for HAProxy backend servers using socket commands
 author:
-- Ravi Bhure (@ravibhure)
+    - Ravi Bhure (@ravibhure)
 description:
     - Enable, disable, drain and set weights for HAProxy backend servers using socket commands.
 notes:
@@ -23,6 +23,13 @@ notes:
       haproxy.cfg. See U(http://haproxy.1wt.eu/download/1.5/doc/configuration.txt).
     - Depends on netcat (C(nc)) being available; you need to install the appropriate
       package for your operating system before this module can be used.
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options:
   backend:
     description:
diff --git a/plugins/modules/htpasswd.py b/plugins/modules/htpasswd.py
index 231506984a..180b020733 100644
--- a/plugins/modules/htpasswd.py
+++ b/plugins/modules/htpasswd.py
@@ -15,6 +15,11 @@ short_description: Manage user files for basic authentication
 description:
   - Add and remove username/password entries in a password file using htpasswd.
   - This is used by web servers such as Apache and Nginx for basic authentication.
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   path:
     type: path
@@ -68,7 +73,9 @@ notes:
   - "On RHEL or CentOS: Enable EPEL, then install I(python-passlib)."
 requirements: [ passlib>=1.6 ]
 author: "Ansible Core Team"
-extends_documentation_fragment: files
+extends_documentation_fragment:
+  - files
+  - community.general.attributes
 '''
 
 EXAMPLES = """
diff --git a/plugins/modules/iso_create.py b/plugins/modules/iso_create.py
index c457f5a412..4b51be96d2 100644
--- a/plugins/modules/iso_create.py
+++ b/plugins/modules/iso_create.py
@@ -14,14 +14,23 @@ DOCUMENTATION = r'''
 module: iso_create
 short_description: Generate ISO file with specified files or folders
 description:
-    - This module is used to generate ISO file with specified path of files.
+  - This module is used to generate ISO file with specified path of files.
 author:
-    - Diane Wang (@Tomorrow9) <dianew@vmware.com>
+  - Diane Wang (@Tomorrow9) <dianew@vmware.com>
 requirements:
-- "pycdlib"
-- "python >= 2.7"
+  - "pycdlib"
+  - "python >= 2.7"
 version_added: '0.2.0'
 
+extends_documentation_fragment:
+  - community.general.attributes
+
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
+
 options:
    src_files:
      description:
diff --git a/plugins/modules/iso_customize.py b/plugins/modules/iso_customize.py
index 4f902f47e4..9add080b11 100644
--- a/plugins/modules/iso_customize.py
+++ b/plugins/modules/iso_customize.py
@@ -23,6 +23,15 @@ requirements:
   - "python >= 2.7"
 version_added: '5.8.0'
 
+extends_documentation_fragment:
+  - community.general.attributes
+
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
+
 options:
   src_iso:
     description:
diff --git a/plugins/modules/iso_extract.py b/plugins/modules/iso_extract.py
index 6693fc3884..599cbe4de5 100644
--- a/plugins/modules/iso_extract.py
+++ b/plugins/modules/iso_extract.py
@@ -14,22 +14,29 @@ __metaclass__ = type
 DOCUMENTATION = r'''
 ---
 author:
-- Jeroen Hoekx (@jhoekx)
-- Matt Robinson (@ribbons)
-- Dag Wieers (@dagwieers)
+  - Jeroen Hoekx (@jhoekx)
+  - Matt Robinson (@ribbons)
+  - Dag Wieers (@dagwieers)
 module: iso_extract
 short_description: Extract files from an ISO image
 description:
-- This module has two possible ways of operation.
-- If 7zip is installed on the system, this module extracts files from an ISO
-  into a temporary directory and copies files to a given destination,
-  if needed.
-- If the user has mount-capabilities (CAP_SYS_ADMIN on Linux) this module
-  mounts the ISO image to a temporary location, and copies files to a given
-  destination, if needed.
+  - This module has two possible ways of operation.
+  - If 7zip is installed on the system, this module extracts files from an ISO
+    into a temporary directory and copies files to a given destination,
+    if needed.
+  - If the user has mount-capabilities (CAP_SYS_ADMIN on Linux) this module
+    mounts the ISO image to a temporary location, and copies files to a given
+    destination, if needed.
 requirements:
-- Either 7z (from C(7zip) or C(p7zip) package)
-- Or mount capabilities (root-access, or CAP_SYS_ADMIN capability on Linux)
+  - Either 7z (from C(7zip) or C(p7zip) package)
+  - Or mount capabilities (root-access, or CAP_SYS_ADMIN capability on Linux)
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   image:
     description:
diff --git a/plugins/modules/jboss.py b/plugins/modules/jboss.py
index 2dc82f5594..b389e7e662 100644
--- a/plugins/modules/jboss.py
+++ b/plugins/modules/jboss.py
@@ -14,6 +14,13 @@ module: jboss
 short_description: Deploy applications to JBoss
 description:
   - Deploy applications to JBoss standalone using the filesystem.
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 options:
   deployment:
     required: true
diff --git a/plugins/modules/jira.py b/plugins/modules/jira.py
index 5e0a55119c..91aeb67037 100644
--- a/plugins/modules/jira.py
+++ b/plugins/modules/jira.py
@@ -20,6 +20,15 @@ short_description: Create and modify issues in a JIRA instance
 description:
   - Create and modify issues in a JIRA instance.
 
+extends_documentation_fragment:
+  - community.general.attributes
+
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
+
 options:
   uri:
     type: str
diff --git a/plugins/modules/kibana_plugin.py b/plugins/modules/kibana_plugin.py
index 94838e22b6..a52eda2fdd 100644
--- a/plugins/modules/kibana_plugin.py
+++ b/plugins/modules/kibana_plugin.py
@@ -18,6 +18,13 @@ short_description: Manage Kibana plugins
 description:
     - This module can be used to manage Kibana plugins.
 author: Thierno IB. BARRY (@barryib)
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+      support: full
+    diff_mode:
+      support: none
 options:
     name:
       description:
diff --git a/plugins/modules/lbu.py b/plugins/modules/lbu.py
index 86f01f62af..c961b6060d 100644
--- a/plugins/modules/lbu.py
+++ b/plugins/modules/lbu.py
@@ -17,7 +17,16 @@ short_description: Local Backup Utility for Alpine Linux
 version_added: '0.2.0'
 
 description:
-- Manage Local Backup Utility of Alpine Linux in run-from-RAM mode
+  - Manage Local Backup Utility of Alpine Linux in run-from-RAM mode
+
+extends_documentation_fragment:
+  - community.general.attributes
+
+attributes:
+  check_mode:
+    support: full
+  diff_mode:
+    support: none
 
 options:
   commit:
@@ -36,7 +45,7 @@ options:
     elements: str
 
 author:
-- Kaarle Ritvanen (@kunkku)
+  - Kaarle Ritvanen (@kunkku)
 '''
 
 EXAMPLES = '''
diff --git a/plugins/modules/lldp.py b/plugins/modules/lldp.py
index 3a050ae29e..fb608ff138 100644
--- a/plugins/modules/lldp.py
+++ b/plugins/modules/lldp.py
@@ -16,6 +16,13 @@ requirements: [ lldpctl ]
 short_description: Get details reported by lldp
 description:
   - Reads data out of lldpctl
+extends_documentation_fragment:
+  - community.general.attributes
+attributes:
+  check_mode:
+    support: none
+  diff_mode:
+    support: none
 options: {}
 author: "Andy Hill (@andyhky)"
 notes:
diff --git a/plugins/modules/logstash_plugin.py b/plugins/modules/logstash_plugin.py
index a4979646dd..7ee118ff28 100644
--- a/plugins/modules/logstash_plugin.py
+++ b/plugins/modules/logstash_plugin.py
@@ -15,6 +15,13 @@ short_description: Manage Logstash plugins
 description:
     - Manages Logstash plugins.
 author: Loic Blot (@nerzhul)
+extends_documentation_fragment:
+    - community.general.attributes
+attributes:
+    check_mode:
+        support: full
+    diff_mode:
+        support: none
 options:
     name:
         type: str