diff --git a/assets b/assets
index d4819ee..aa80ca5 160000
--- a/assets
+++ b/assets
@@ -1 +1 @@
-Subproject commit d4819eeaf4ed3d443165def69cb89267d31b81da
+Subproject commit aa80ca5bb2609d75fc9706d12edd5c6e9a0c76b7
diff --git a/inventory/setting.go b/inventory/setting.go
index 1a31699..4bbf3e9 100644
--- a/inventory/setting.go
+++ b/inventory/setting.go
@@ -518,6 +518,9 @@ var DefaultSettings = map[string]string{
 	"qq_login_config":                            `{"direct_sign_in":false}`,
 	"license":                                    "",
 	"custom_nav_items":                           "[]",
+	"headless_footer_html":                       "",
+	"headless_bottom_html":                       "",
+	"sidebar_bottom_html":                        "",
 }
 
 func init() {
diff --git a/pkg/setting/provider.go b/pkg/setting/provider.go
index 4b00c66..0fc9534 100644
--- a/pkg/setting/provider.go
+++ b/pkg/setting/provider.go
@@ -200,6 +200,8 @@ type (
 		CustomProps(ctx context.Context) []types.CustomProps
 		// CustomNavItems returns the custom nav items settings.
 		CustomNavItems(ctx context.Context) []CustomNavItem
+		// CustomHTML returns the custom HTML settings.
+		CustomHTML(ctx context.Context) *CustomHTML
 	}
 	UseFirstSiteUrlCtxKey = struct{}
 )
@@ -227,6 +229,13 @@ type (
 	}
 )
 
+func (s *settingProvider) CustomHTML(ctx context.Context) *CustomHTML {
+	return &CustomHTML{
+		HeadlessFooter: s.getString(ctx, "headless_footer_html", ""),
+		HeadlessBody:   s.getString(ctx, "headless_bottom_html", ""),
+		SidebarBottom:  s.getString(ctx, "sidebar_bottom_html", ""),
+	}
+}
 func (s *settingProvider) CustomNavItems(ctx context.Context) []CustomNavItem {
 	raw := s.getString(ctx, "custom_nav_items", "[]")
 	var items []CustomNavItem
diff --git a/pkg/setting/types.go b/pkg/setting/types.go
index 759dea1..28344ab 100644
--- a/pkg/setting/types.go
+++ b/pkg/setting/types.go
@@ -215,3 +215,9 @@ type CustomNavItem struct {
 	Name string `json:"name"`
 	URL  string `json:"url"`
 }
+
+type CustomHTML struct {
+	HeadlessFooter string `json:"headless_footer,omitempty"`
+	HeadlessBody   string `json:"headless_bottom,omitempty"`
+	SidebarBottom  string `json:"sidebar_bottom,omitempty"`
+}
diff --git a/service/basic/site.go b/service/basic/site.go
index ec295d1..287c0ed 100644
--- a/service/basic/site.go
+++ b/service/basic/site.go
@@ -21,6 +21,7 @@ type SiteConfig struct {
 	Logo           string                  `json:"logo,omitempty"`
 	LogoLight      string                  `json:"logo_light,omitempty"`
 	CustomNavItems []setting.CustomNavItem `json:"custom_nav_items,omitempty"`
+	CustomHTML     *setting.CustomHTML     `json:"custom_html,omitempty"`
 
 	// Login Section
 	LoginCaptcha     bool                `json:"login_captcha,omitempty"`
@@ -130,6 +131,7 @@ func (s *GetSettingService) GetSiteConfig(c *gin.Context) (*SiteConfig, error) {
 	capCaptcha := settings.CapCaptcha(c)
 	appSetting := settings.AppSetting(c)
 	customNavItems := settings.CustomNavItems(c)
+	customHTML := settings.CustomHTML(c)
 	return &SiteConfig{
 		InstanceID:      siteBasic.ID,
 		SiteName:        siteBasic.Name,
@@ -146,6 +148,7 @@ func (s *GetSettingService) GetSiteConfig(c *gin.Context) (*SiteConfig, error) {
 		CapAssetServer:  capCaptcha.AssetServer,
 		AppPromotion:    appSetting.Promotion,
 		CustomNavItems:  customNavItems,
+		CustomHTML:      customHTML,
 	}, nil
 }