diff --git a/lib/types/thread-permission-types.js b/lib/types/thread-permission-types.js
--- a/lib/types/thread-permission-types.js
+++ b/lib/types/thread-permission-types.js
@@ -84,6 +84,178 @@
 export type ThreadPermissionFilterPrefix = $Values<
   typeof threadPermissionFilterPrefixes,
 >;
+
+type ConfigurableCommunityPermission = {
+  // Type the permissions as `string`, as opposed to `ThreadPermission`,
+  // because we open up the permissions to include an optional prefix
+  // (i.e. `descendant_`) to propagate certain permissions down the community.
+  +permissions: $ReadOnlyArray<string>,
+  +title: string,
+  +description: string,
+};
+export const configurableCommunityPermissions: $ReadOnlyArray<ConfigurableCommunityPermission> =
+  [
+    {
+      permissions: [
+        threadPermissions.EDIT_ENTRIES,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_ENTRIES,
+      ],
+      title: 'Edit calendar',
+      description: 'Allows members to edit the community calendar',
+    },
+    {
+      permissions: [
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.KNOW_OF,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.VISIBLE,
+      ],
+      title: 'See secret channels',
+      description: 'Allows members to see all secret channels',
+    },
+    {
+      permissions: [threadPermissions.VOICED],
+      title: 'Speak in announcement channels',
+      description: 'Allows members to speak in announcement channels',
+    },
+    {
+      permissions: [
+        threadPermissions.EDIT_THREAD_NAME,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_THREAD_NAME,
+
+        threadPermissions.EDIT_THREAD_DESCRIPTION,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_THREAD_DESCRIPTION,
+
+        threadPermissions.EDIT_THREAD_COLOR,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_THREAD_COLOR,
+
+        threadPermissions.CREATE_SUBCHANNELS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissionFilterPrefixes.TOP_LEVEL +
+          threadPermissions.CREATE_SUBCHANNELS,
+
+        threadPermissions.EDIT_THREAD_AVATAR,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_THREAD_AVATAR,
+      ],
+      title: 'Create and edit channels',
+      description: 'Allows members to create new and edit existing channels',
+    },
+    {
+      permissions: [
+        threadPermissions.DELETE_THREAD,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.DELETE_THREAD,
+      ],
+      title: 'Delete channels',
+      description: 'Allows members to delete channels',
+    },
+    {
+      permissions: [
+        threadPermissions.ADD_MEMBERS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.ADD_MEMBERS,
+      ],
+      title: 'Add members',
+      description: 'Allows members to add other members to channels',
+    },
+    {
+      permissions: [
+        threadPermissions.REMOVE_MEMBERS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.REMOVE_MEMBERS,
+      ],
+      title: 'Remove members',
+      description: 'Allows members to remove other members from channels',
+    },
+    {
+      permissions: [
+        threadPermissions.CHANGE_ROLE,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.CHANGE_ROLE,
+      ],
+      title: 'Change roles',
+      description: 'Allows members to change the roles of other members',
+    },
+    {
+      permissions: [
+        threadPermissions.EDIT_PERMISSIONS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_PERMISSIONS,
+      ],
+      title: 'Edit permissions',
+      description: 'Allows members to edit visibility permissions of channels',
+    },
+    {
+      permissions: [
+        threadPermissions.MANAGE_PINS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.MANAGE_PINS,
+      ],
+      title: 'Manage pins',
+      description: 'Allows members to pin or unpin messages in channels',
+    },
+    {
+      permissions: [
+        threadPermissions.REACT_TO_MESSAGE,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.MANAGE_PINS,
+      ],
+      title: 'React to messages',
+      description: 'Allows members to add reactions to messages',
+    },
+    {
+      permissions: [
+        threadPermissions.EDIT_MESSAGE,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.EDIT_ENTRIES,
+      ],
+      title: 'Edit messages',
+      description: 'Allows members to edit their sent messages',
+    },
+    {
+      permissions: [
+        threadPermissions.MANAGE_INVITE_LINKS,
+        threadPermissionPropagationPrefixes.DESCENDANT +
+          threadPermissions.MANAGE_INVITE_LINKS,
+      ],
+      title: 'Manage invite links',
+      description: 'Allows members to handle invite links for the community',
+    },
+  ];
+export const guarenteedCommunityPermissions: $ReadOnlyArray<string> = [
+  // know_of | descendant_open_know_of
+  threadPermissions.KNOW_OF,
+  threadPermissionPropagationPrefixes.DESCENDANT +
+    threadPermissionFilterPrefixes.OPEN +
+    threadPermissions.KNOW_OF,
+
+  // voiced
+  threadPermissionPropagationPrefixes.DESCENDANT + threadPermissions.VOICED,
+
+  // visible | descendant_open_visible
+  threadPermissions.VISIBLE,
+  threadPermissionPropagationPrefixes.DESCENDANT +
+    threadPermissionFilterPrefixes.OPEN +
+    threadPermissions.VISIBLE,
+
+  // join_thread | child_open_join_thread | descendant_opentoplevel_join_thread
+  threadPermissions.JOIN_THREAD,
+  threadPermissionPropagationPrefixes.CHILD +
+    threadPermissionFilterPrefixes.OPEN +
+    threadPermissions.JOIN_THREAD,
+  threadPermissionPropagationPrefixes.DESCENDANT +
+    threadPermissionFilterPrefixes.OPEN_TOP_LEVEL +
+    threadPermissions.JOIN_THREAD,
+
+  threadPermissions.CREATE_SIDEBARS,
+  threadPermissions.LEAVE_THREAD,
+];
+
 export type ThreadPermissionInfo =
   | { +value: true, +source: string }
   | { +value: false, +source: null };