diff --git a/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.hbs b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.hbs
new file mode 100644
index 00000000000..80da8163d41
--- /dev/null
+++ b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.hbs
@@ -0,0 +1,31 @@
+<div class="sidebar-custom-sections">
+  {{#each this.sections as |section|}}
+    <Sidebar::Section
+      @sectionName={{section.slug}}
+      @headerLinkText={{section.decoratedTitle}}
+      @collapsable={{true}}
+    >
+      {{#each section.links as |link|}}
+        {{#if link.external}}
+          <Sidebar::SectionLink
+            @linkName={{link.name}}
+            @content={{replace-emoji link.name}}
+            @prefixType="icon"
+            @prefixValue={{link.icon}}
+            @href={{link.value}}
+          />
+        {{else}}
+          <Sidebar::SectionLink
+            @linkName={{link.name}}
+            @route={{link.route}}
+            @models={{link.models}}
+            @query={{link.query}}
+            @content={{replace-emoji link.name}}
+            @prefixType="icon"
+            @prefixValue={{link.icon}}
+          />
+        {{/if}}
+      {{/each}}
+    </Sidebar::Section>
+  {{/each}}
+</div>
\ No newline at end of file
diff --git a/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.js b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.js
new file mode 100644
index 00000000000..6d7fa593dd1
--- /dev/null
+++ b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/custom-sections.js
@@ -0,0 +1,17 @@
+import Component from "@glimmer/component";
+import { inject as service } from "@ember/service";
+import Section from "discourse/components/sidebar/user/section";
+
+export default class SidebarAnonymousCustomSections extends Component {
+  @service router;
+  @service site;
+
+  get sections() {
+    return this.site.anonymous_sidebar_sections?.map((section) => {
+      return new Section({
+        section,
+        router: this.router,
+      });
+    });
+  }
+}
diff --git a/app/assets/javascripts/discourse/app/components/sidebar/anonymous/sections.hbs b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/sections.hbs
index aee22d9ebbf..ced0920e93c 100644
--- a/app/assets/javascripts/discourse/app/components/sidebar/anonymous/sections.hbs
+++ b/app/assets/javascripts/discourse/app/components/sidebar/anonymous/sections.hbs
@@ -1,5 +1,6 @@
 <div class="sidebar-sections sidebar-sections-anonymous">
   <Sidebar::Anonymous::CommunitySection @collapsable={{@collapsableSections}} />
+  <Sidebar::Anonymous::CustomSections />
   <Sidebar::Anonymous::CategoriesSection
     @collapsable={{@collapsableSections}}
   />
diff --git a/app/assets/javascripts/discourse/app/components/sidebar/user/section.js b/app/assets/javascripts/discourse/app/components/sidebar/user/section.js
index bafa6b37f59..da4a2b324f5 100644
--- a/app/assets/javascripts/discourse/app/components/sidebar/user/section.js
+++ b/app/assets/javascripts/discourse/app/components/sidebar/user/section.js
@@ -23,13 +23,13 @@ export default class Section {
   }
 
   get decoratedTitle() {
-    return this.section.public && this.currentUser.staff
+    return this.section.public && this.currentUser?.staff
       ? htmlSafe(`${iconHTML("globe")} ${this.section.title}`)
       : this.section.title;
   }
 
   get headerActions() {
-    if (!this.section.public || this.currentUser.staff) {
+    if (!this.section.public || this.currentUser?.staff) {
       return [
         {
           action: () => {
diff --git a/app/controllers/sidebar_sections_controller.rb b/app/controllers/sidebar_sections_controller.rb
index e0607d4ffd6..32deeba6f4f 100644
--- a/app/controllers/sidebar_sections_controller.rb
+++ b/app/controllers/sidebar_sections_controller.rb
@@ -25,6 +25,7 @@ class SidebarSectionsController < ApplicationController
         nil,
         group_ids: SiteSetting.enable_custom_sidebar_sections_map,
       )
+      Site.clear_anon_cache!
     end
 
     render json: SidebarSectionSerializer.new(sidebar_section)
@@ -48,6 +49,7 @@ class SidebarSectionsController < ApplicationController
         nil,
         group_ids: SiteSetting.enable_custom_sidebar_sections_map,
       )
+      Site.clear_anon_cache!
     end
 
     render json: SidebarSectionSerializer.new(sidebar_section)
diff --git a/app/models/sidebar_section.rb b/app/models/sidebar_section.rb
index 22549ed6b06..c59d9c0919a 100644
--- a/app/models/sidebar_section.rb
+++ b/app/models/sidebar_section.rb
@@ -23,6 +23,8 @@ class SidebarSection < ActiveRecord::Base
               maximum: MAX_TITLE_LENGTH,
             }
 
+  scope :public_sections, -> { where("public") }
+
   private
 
   def set_system_user_for_public_section
diff --git a/app/serializers/current_user_serializer.rb b/app/serializers/current_user_serializer.rb
index ddd2d0dfa5b..fa4664b4259 100644
--- a/app/serializers/current_user_serializer.rb
+++ b/app/serializers/current_user_serializer.rb
@@ -79,8 +79,9 @@ class CurrentUserSerializer < BasicUserSerializer
 
   def sidebar_sections
     SidebarSection
+      .public_sections
+      .or(SidebarSection.where(user_id: object.id))
       .includes(sidebar_section_links: :linkable)
-      .where("public OR user_id = ?", object.id)
       .order("(public IS TRUE) DESC")
       .map { |section| SidebarSectionSerializer.new(section, root: false) }
   end
diff --git a/app/serializers/site_serializer.rb b/app/serializers/site_serializer.rb
index 4aa21862328..c518e0cf9b1 100644
--- a/app/serializers/site_serializer.rb
+++ b/app/serializers/site_serializer.rb
@@ -39,6 +39,7 @@ class SiteSerializer < ApplicationSerializer
     :displayed_about_plugin_stat_groups,
     :show_welcome_topic_banner,
     :anonymous_default_sidebar_tags,
+    :anonymous_sidebar_sections,
     :whispers_allowed_groups_names,
   )
 
@@ -260,6 +261,17 @@ class SiteSerializer < ApplicationSerializer
       SiteSetting.default_sidebar_tags.present?
   end
 
+  def anonymous_sidebar_sections
+    SidebarSection
+      .public_sections
+      .includes(sidebar_section_links: :linkable)
+      .map { |section| SidebarSectionSerializer.new(section, root: false) }
+  end
+
+  def include_anonymous_sidebar_sections?
+    scope.anonymous?
+  end
+
   def whispers_allowed_groups_names
     Group.where(id: SiteSetting.whispers_allowed_groups_map).pluck(:name)
   end
diff --git a/spec/serializers/site_serializer_spec.rb b/spec/serializers/site_serializer_spec.rb
index 0fb21110d35..46713b9139b 100644
--- a/spec/serializers/site_serializer_spec.rb
+++ b/spec/serializers/site_serializer_spec.rb
@@ -192,6 +192,70 @@ RSpec.describe SiteSerializer do
     end
   end
 
+  describe "#anonymous_sidebar_sections" do
+    fab!(:user) { Fabricate(:user) }
+    fab!(:public_sidebar_section) do
+      Fabricate(:sidebar_section, title: "Public section", public: true)
+    end
+    fab!(:private_sidebar_section) do
+      Fabricate(:sidebar_section, title: "Private section", user: user, public: false)
+    end
+
+    it "is not included in the serialised object when user is not anonymous" do
+      guardian = Guardian.new(user)
+
+      serialized = described_class.new(Site.new(guardian), scope: guardian, root: false).as_json
+    end
+
+    it "includes only public sidebar sections serialised object when user is anonymous" do
+      serialized = described_class.new(Site.new(guardian), scope: guardian, root: false).as_json
+      expect(serialized[:anonymous_sidebar_sections].map(&:title)).to eq(["Public section"])
+    end
+
+    it "eager loads sidebar_urls" do
+      public_section_link =
+        Fabricate(:custom_sidebar_section_link, user: user, sidebar_section: public_sidebar_section)
+      # warmup
+      described_class.new(Site.new(guardian), scope: guardian, root: false).as_json
+
+      initial_count =
+        track_sql_queries do
+          serialized = described_class.new(Site.new(guardian), scope: guardian, root: false).as_json
+
+          expect(
+            serialized[:anonymous_sidebar_sections].map { |sidebar_section| sidebar_section.id },
+          ).to eq([public_sidebar_section.id])
+
+          expect(serialized[:anonymous_sidebar_sections].first.links.map { |link| link.id }).to eq(
+            [public_section_link.linkable.id],
+          )
+        end.count
+
+      public_section_link_2 =
+        Fabricate(:custom_sidebar_section_link, user: user, sidebar_section: public_sidebar_section)
+      public_section_link_3 =
+        Fabricate(:custom_sidebar_section_link, user: user, sidebar_section: public_sidebar_section)
+
+      final_count =
+        track_sql_queries do
+          serialized = described_class.new(Site.new(guardian), scope: guardian, root: false).as_json
+
+          expect(
+            serialized[:anonymous_sidebar_sections].map { |sidebar_section| sidebar_section.id },
+          ).to eq([public_sidebar_section.id])
+
+          expect(serialized[:anonymous_sidebar_sections].first.links.map { |link| link.id }).to eq(
+            [
+              public_section_link.linkable.id,
+              public_section_link_2.linkable.id,
+              public_section_link_3.linkable.id,
+            ],
+          )
+        end.count
+      expect(final_count).to eq(initial_count)
+    end
+  end
+
   describe "#top_tags" do
     fab!(:tag) { Fabricate(:tag) }
 
diff --git a/spec/system/custom_sidebar_sections_spec.rb b/spec/system/custom_sidebar_sections_spec.rb
index 20bd1114eef..2ce6949ab2a 100644
--- a/spec/system/custom_sidebar_sections_spec.rb
+++ b/spec/system/custom_sidebar_sections_spec.rb
@@ -12,10 +12,10 @@ describe "Custom sidebar sections", type: :system, js: true do
     Fabricate(:group_user, group: group, user: user)
     Fabricate(:group_user, group: group, user: admin)
     SiteSetting.enable_custom_sidebar_sections = group.id.to_s
-    sign_in user
   end
 
   it "allows the user to create custom section" do
+    sign_in user
     visit("/latest")
     sidebar.open_new_custom_section
 
@@ -30,11 +30,12 @@ describe "Custom sidebar sections", type: :system, js: true do
 
     section_modal.save
 
-    expect(page).to have_button("My section")
+    expect(sidebar).to have_section("My section")
     expect(sidebar).to have_link("Sidebar Tags")
   end
 
   it "allows the user to create custom section with /my link" do
+    sign_in user
     visit("/latest")
     sidebar.open_new_custom_section
 
@@ -49,11 +50,12 @@ describe "Custom sidebar sections", type: :system, js: true do
 
     section_modal.save
 
-    expect(page).to have_button("My section")
+    expect(sidebar).to have_section("My section")
     expect(sidebar).to have_link("My preferences")
   end
 
   it "allows the user to create custom section with external link" do
+    sign_in user
     visit("/latest")
     sidebar.open_new_custom_section
 
@@ -71,7 +73,7 @@ describe "Custom sidebar sections", type: :system, js: true do
 
     section_modal.save
 
-    expect(page).to have_button("My section")
+    expect(sidebar).to have_section("My section")
     expect(sidebar).to have_link("Discourse Homepage", href: "https://discourse.org")
   end
 
@@ -82,6 +84,7 @@ describe "Custom sidebar sections", type: :system, js: true do
     sidebar_url_2 = Fabricate(:sidebar_url, name: "Sidebar Categories", value: "/categories")
     Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_2)
 
+    sign_in user
     visit("/latest")
 
     sidebar.edit_custom_section("My section")
@@ -93,7 +96,7 @@ describe "Custom sidebar sections", type: :system, js: true do
 
     section_modal.save
 
-    expect(page).to have_button("Edited section")
+    expect(sidebar).to have_section("Edited section")
     expect(sidebar).to have_link("Edited Tag")
 
     expect(page).not_to have_link("Sidebar Categories")
@@ -106,6 +109,7 @@ describe "Custom sidebar sections", type: :system, js: true do
     sidebar_url_2 = Fabricate(:sidebar_url, name: "Sidebar Categories", value: "/categories")
     Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_2)
 
+    sign_in user
     visit("/latest")
     within(".sidebar-custom-sections .sidebar-section-link-wrapper:nth-child(1)") do
       expect(page).to have_css(".sidebar-section-link-sidebar-tags")
@@ -127,15 +131,16 @@ describe "Custom sidebar sections", type: :system, js: true do
   end
 
   it "does not allow the user to edit public section" do
-    sidebar_section = Fabricate(:sidebar_section, title: "Public section", user: user, public: true)
+    sidebar_section = Fabricate(:sidebar_section, title: "Public section", public: true)
     sidebar_url_1 = Fabricate(:sidebar_url, name: "Sidebar Tags", value: "/tags")
     Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_1)
     sidebar_url_2 = Fabricate(:sidebar_url, name: "Sidebar Categories", value: "/categories")
     Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_2)
 
+    sign_in user
     visit("/latest")
 
-    expect(page).to have_button("Public section")
+    expect(sidebar).to have_section("Public section")
 
     find(".sidebar-section[data-section-name='public-section']").hover
 
@@ -153,6 +158,7 @@ describe "Custom sidebar sections", type: :system, js: true do
     sidebar_url_1 = Fabricate(:sidebar_url, name: "tags", value: "/tags")
     Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_1)
 
+    sign_in user
     visit("/latest")
 
     sidebar.edit_custom_section("My section")
@@ -160,7 +166,7 @@ describe "Custom sidebar sections", type: :system, js: true do
     section_modal.delete
     section_modal.confirm_delete
 
-    expect(page).not_to have_button("My section")
+    expect(sidebar).not_to have_section("My section")
   end
 
   it "allows admin to create, edit and delete public section" do
@@ -173,7 +179,7 @@ describe "Custom sidebar sections", type: :system, js: true do
     section_modal.mark_as_public
     section_modal.save
 
-    expect(page).to have_button("Public section")
+    expect(sidebar).to have_section("Public section")
     expect(sidebar).to have_link("Sidebar Tags")
     expect(page).to have_css(".sidebar-section[data-section-name='public-section'] .d-icon-globe")
 
@@ -181,16 +187,30 @@ describe "Custom sidebar sections", type: :system, js: true do
     section_modal.fill_name("Edited public section")
     section_modal.save
 
-    expect(page).to have_button("Edited public section")
+    expect(sidebar).to have_section("Edited public section")
 
     sidebar.edit_custom_section("Edited public section")
     section_modal.delete
     section_modal.confirm_delete
 
-    expect(page).not_to have_button("Edited public section")
+    expect(sidebar).not_to have_section("Edited public section")
+  end
+
+  it "shows anonymous public sections" do
+    sidebar_section = Fabricate(:sidebar_section, title: "Public section", public: true)
+    sidebar_url_1 = Fabricate(:sidebar_url, name: "Sidebar Tags", value: "/tags")
+    Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_1)
+    sidebar_url_2 = Fabricate(:sidebar_url, name: "Sidebar Categories", value: "/categories")
+    Fabricate(:sidebar_section_link, sidebar_section: sidebar_section, linkable: sidebar_url_2)
+
+    visit("/latest")
+    expect(sidebar).to have_section("Public section")
+    expect(sidebar).to have_link("Sidebar Tags")
+    expect(sidebar).to have_link("Sidebar Categories")
   end
 
   it "validates custom section fields" do
+    sign_in user
     visit("/latest")
     sidebar.open_new_custom_section
 
diff --git a/spec/system/page_objects/components/sidebar.rb b/spec/system/page_objects/components/sidebar.rb
index 73c1e2e0e24..dd4231ceb4f 100644
--- a/spec/system/page_objects/components/sidebar.rb
+++ b/spec/system/page_objects/components/sidebar.rb
@@ -36,6 +36,10 @@ module PageObjects
       def custom_section_modal_title
         find("#discourse-modal-title")
       end
+
+      def has_section?(name)
+        find(".sidebar-wrapper").has_button?(name)
+      end
     end
   end
 end