diff --git a/services/updateserver/composer.go b/services/updateserver/composer.go
index 4353daa6d1..ad9326acfc 100644
--- a/services/updateserver/composer.go
+++ b/services/updateserver/composer.go
@@ -68,13 +68,15 @@ func GenerateComposerJSON(ctx context.Context, repo *repo_model.Repository, lice
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
 
-	// Composer package name: vendor/package
+	// Composer package name: vendor/package (override with custom field "Extension Name")
 	packageName := fmt.Sprintf("%s/%s", strings.ToLower(repo.Owner.Name), strings.ToLower(repo.Name))
-	if cfg != nil && cfg.ExtensionName != "" {
-		packageName = cfg.ExtensionName
+	if meta.Element != strings.ToLower(repo.Name) {
+		packageName = meta.Element
 	}
 
+	description := meta.Description
 	maintainer := repo.Owner.Name
 	maintainerURL := fmt.Sprintf("%s/%s", baseURL, repo.Owner.Name)
 	if cfg != nil && cfg.Maintainer != "" {
@@ -84,11 +86,6 @@ func GenerateComposerJSON(ctx context.Context, repo *repo_model.Repository, lice
 		maintainerURL = cfg.MaintainerURL
 	}
 
-	description := ""
-	if cfg != nil && cfg.Description != "" {
-		description = cfg.Description
-	}
-
 	phpMin := ""
 	if cfg != nil && cfg.PHPMinimum != "" {
 		phpMin = ">=" + cfg.PHPMinimum
diff --git a/services/updateserver/drupal.go b/services/updateserver/drupal.go
index 1c9495021c..8e5472d4d7 100644
--- a/services/updateserver/drupal.go
+++ b/services/updateserver/drupal.go
@@ -66,16 +66,9 @@ func GenerateDrupalXML(ctx context.Context, repo *repo_model.Repository, allowed
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
-	shortName := strings.ToLower(repo.Name)
-	title := repo.Name
-	if cfg != nil {
-		if cfg.ExtensionName != "" {
-			shortName = cfg.ExtensionName
-		}
-		if cfg.DisplayName != "" {
-			title = cfg.DisplayName
-		}
-	}
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
+	shortName := meta.Element
+	title := meta.DisplayName
 
 	streams := licenses.GetEffectiveStreams(ctx, repo.OwnerID, repo.ID)
 
diff --git a/services/updateserver/joomla.go b/services/updateserver/joomla.go
index 11139ddbc7..51319bc028 100644
--- a/services/updateserver/joomla.go
+++ b/services/updateserver/joomla.go
@@ -13,6 +13,7 @@ import (
 	"time"
 
 	"code.mokoconsulting.tech/MokoConsulting/MokoGitea/models/db"
+	issues_model "code.mokoconsulting.tech/MokoConsulting/MokoGitea/models/issues"
 	"code.mokoconsulting.tech/MokoConsulting/MokoGitea/models/licenses"
 	repo_model "code.mokoconsulting.tech/MokoConsulting/MokoGitea/models/repo"
 	"code.mokoconsulting.tech/MokoConsulting/MokoGitea/modules/storage"
@@ -160,9 +161,102 @@ func NormalizeChannel(ch string) string {
 	}
 }
 
+// extensionMetadata holds resolved metadata for feed generation.
+// Fields are resolved with priority: custom field → config table → default.
+type extensionMetadata struct {
+	Element       string
+	DisplayName   string
+	ExtType       string
+	TargetVersion string
+	PHPMinimum    string
+	Description   string
+	SupportURL    string
+}
+
+// resolveExtensionMetadata loads extension metadata with cascading fallback:
+// org-level repo-scoped custom fields → update_stream_config → repo-derived defaults.
+func resolveExtensionMetadata(ctx context.Context, repo *repo_model.Repository, cfg *licenses.UpdateStreamConfig) extensionMetadata {
+	m := extensionMetadata{
+		Element:       strings.ToLower(repo.Name),
+		DisplayName:   fmt.Sprintf("%s - %s", repo.Owner.Name, repo.Name),
+		ExtType:       "component",
+		TargetVersion: "(5|6)\\..*",
+	}
+
+	// Apply config table values.
+	if cfg != nil {
+		if cfg.ExtensionName != "" {
+			m.Element = cfg.ExtensionName
+		}
+		if cfg.DisplayName != "" {
+			m.DisplayName = cfg.DisplayName
+		}
+		if cfg.ExtensionType != "" {
+			m.ExtType = cfg.ExtensionType
+		}
+		if cfg.TargetVersion != "" {
+			m.TargetVersion = cfg.TargetVersion
+		}
+		if cfg.PHPMinimum != "" {
+			m.PHPMinimum = cfg.PHPMinimum
+		}
+		if cfg.Description != "" {
+			m.Description = cfg.Description
+		}
+		if cfg.SupportURL != "" {
+			m.SupportURL = cfg.SupportURL
+		}
+	}
+
+	// Override with custom field values (highest priority).
+	fields, err := issues_model.GetCustomFieldsByOwner(ctx, repo.OwnerID, issues_model.CustomFieldScopeRepo)
+	if err != nil || len(fields) == 0 {
+		return m
+	}
+	values, err := issues_model.GetCustomFieldValuesMap(ctx, repo.ID)
+	if err != nil || len(values) == 0 {
+		return m
+	}
+
+	// Build name → value map from field definitions + values.
+	named := make(map[string]string, len(fields))
+	for _, f := range fields {
+		if v, ok := values[f.ID]; ok && v != "" {
+			named[f.Name] = v
+		}
+	}
+
+	if v := named["Extension Name"]; v != "" {
+		m.Element = v
+	}
+	if v := named["Display Name"]; v != "" {
+		m.DisplayName = v
+	}
+	if v := named["Extension Type"]; v != "" {
+		m.ExtType = v
+	}
+	if v := named["Target Version"]; v != "" {
+		m.TargetVersion = v
+	}
+	if v := named["PHP Minimum"]; v != "" {
+		m.PHPMinimum = v
+	}
+	if v := named["Support URL"]; v != "" {
+		m.SupportURL = v
+	}
+	if v := named["Download Gating"]; v != "" && cfg != nil {
+		cfg.DownloadGating = v
+	}
+	if v := named["Key Prefix"]; v != "" && cfg != nil {
+		cfg.KeyPrefix = v
+	}
+
+	return m
+}
+
 // GenerateJoomlaXML builds a Joomla-compatible updates.xml from repository releases.
-// It returns the raw XML bytes. Extension metadata is read from the update stream config;
-// falls back to repo name/owner when not configured.
+// It returns the raw XML bytes. Extension metadata is resolved from custom fields first,
+// then the update stream config, then repo-derived defaults.
 // allowedChannels optionally restricts output to specific channels (nil = all).
 func GenerateJoomlaXML(ctx context.Context, repo *repo_model.Repository, requireKey, stripDownloads bool, allowedChannels ...string) ([]byte, error) {
 	releases, err := db.Find[repo_model.Release](ctx, repo_model.FindReleasesOptions{
@@ -185,21 +279,18 @@ func GenerateJoomlaXML(ctx context.Context, repo *repo_model.Repository, require
 	}
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
-	// Load extension metadata from config (falls back to repo-derived values).
+	// Load extension metadata with cascading fallback:
+	// custom fields → config table → repo-derived defaults.
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
+
+	element := meta.Element
+	displayName := meta.DisplayName
+	extType := meta.ExtType
+	targetVersion := meta.TargetVersion
+	phpMinimum := meta.PHPMinimum
+	feedDescription := meta.Description
 
-	element := strings.ToLower(repo.Name)
-	if cfg != nil && cfg.ExtensionName != "" {
-		element = cfg.ExtensionName
-	}
-	displayName := fmt.Sprintf("%s - %s", repo.Owner.Name, repo.Name)
-	if cfg != nil && cfg.DisplayName != "" {
-		displayName = cfg.DisplayName
-	}
-	extType := "component"
-	if cfg != nil && cfg.ExtensionType != "" {
-		extType = cfg.ExtensionType
-	}
 	// Maintainer and URL always come from the org profile.
 	maintainer := repo.Owner.FullName
 	if maintainer == "" {
@@ -209,18 +300,6 @@ func GenerateJoomlaXML(ctx context.Context, repo *repo_model.Repository, require
 	if maintainerURL == "" {
 		maintainerURL = fmt.Sprintf("%s/%s", baseURL, repo.Owner.Name)
 	}
-	targetVersion := "(5|6)\\..*"
-	if cfg != nil && cfg.TargetVersion != "" {
-		targetVersion = cfg.TargetVersion
-	}
-	phpMinimum := ""
-	if cfg != nil && cfg.PHPMinimum != "" {
-		phpMinimum = cfg.PHPMinimum
-	}
-	feedDescription := ""
-	if cfg != nil && cfg.Description != "" {
-		feedDescription = cfg.Description
-	}
 
 	// Resolve effective streams (repo override → org default → Joomla default).
 	streams := licenses.GetEffectiveStreams(ctx, repo.OwnerID, repo.ID)
@@ -319,8 +398,8 @@ func GenerateJoomlaXML(ctx context.Context, repo *repo_model.Repository, require
 
 		// Info URL: use support_url (product page), fall back to releases page.
 		infoURL := fmt.Sprintf("%s/releases", repoLink)
-		if cfg != nil && cfg.SupportURL != "" {
-			infoURL = cfg.SupportURL
+		if meta.SupportURL != "" {
+			infoURL = meta.SupportURL
 		}
 
 		// Joomla <client> element: packages use client_id=0 in #__extensions,
diff --git a/services/updateserver/prestashop.go b/services/updateserver/prestashop.go
index 81442f756e..8795500c71 100644
--- a/services/updateserver/prestashop.go
+++ b/services/updateserver/prestashop.go
@@ -55,23 +55,13 @@ func GeneratePrestaShopXML(ctx context.Context, repo *repo_model.Repository, all
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
-	moduleName := strings.ToLower(repo.Name)
-	displayName := repo.Name
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
+	moduleName := meta.Element
+	displayName := meta.DisplayName
+	description := meta.Description
 	maintainer := repo.Owner.Name
-	description := ""
-	if cfg != nil {
-		if cfg.ExtensionName != "" {
-			moduleName = cfg.ExtensionName
-		}
-		if cfg.DisplayName != "" {
-			displayName = cfg.DisplayName
-		}
-		if cfg.Maintainer != "" {
-			maintainer = cfg.Maintainer
-		}
-		if cfg.Description != "" {
-			description = cfg.Description
-		}
+	if cfg != nil && cfg.Maintainer != "" {
+		maintainer = cfg.Maintainer
 	}
 
 	streams := licenses.GetEffectiveStreams(ctx, repo.OwnerID, repo.ID)
diff --git a/services/updateserver/whmcs.go b/services/updateserver/whmcs.go
index a3a95a50cb..da188162f9 100644
--- a/services/updateserver/whmcs.go
+++ b/services/updateserver/whmcs.go
@@ -50,23 +50,18 @@ func GenerateWHMCSJSON(ctx context.Context, repo *repo_model.Repository, license
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
-	displayName := repo.Name
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
+	displayName := meta.DisplayName
+	description := meta.Description
 	maintainer := repo.Owner.Name
 	maintainerURL := fmt.Sprintf("%s/%s", baseURL, repo.Owner.Name)
-	description := ""
 	if cfg != nil {
-		if cfg.DisplayName != "" {
-			displayName = cfg.DisplayName
-		}
 		if cfg.Maintainer != "" {
 			maintainer = cfg.Maintainer
 		}
 		if cfg.MaintainerURL != "" {
 			maintainerURL = cfg.MaintainerURL
 		}
-		if cfg.Description != "" {
-			description = cfg.Description
-		}
 	}
 
 	streams := licenses.GetEffectiveStreams(ctx, repo.OwnerID, repo.ID)
diff --git a/services/updateserver/wordpress.go b/services/updateserver/wordpress.go
index d17ef645d0..619ffa04ba 100644
--- a/services/updateserver/wordpress.go
+++ b/services/updateserver/wordpress.go
@@ -57,36 +57,30 @@ func GenerateWordPressJSON(ctx context.Context, repo *repo_model.Repository, lic
 	baseURL := strings.TrimSuffix(setting.AppURL, "/")
 	repoLink := fmt.Sprintf("%s/%s/%s", baseURL, repo.Owner.Name, repo.Name)
 
-	// Load extension metadata.
+	// Load extension metadata with cascading fallback:
+	// custom fields → config table → repo-derived defaults.
 	cfg := licenses.GetEffectiveConfig(ctx, repo.OwnerID, repo.ID)
+	meta := resolveExtensionMetadata(ctx, repo, cfg)
 
-	slug := strings.ToLower(repo.Name)
-	displayName := fmt.Sprintf("%s - %s", repo.Owner.Name, repo.Name)
+	slug := meta.Element
+	displayName := meta.DisplayName
+	requiresPHP := meta.PHPMinimum
+	homepage := repoLink
+	if meta.SupportURL != "" {
+		homepage = meta.SupportURL
+	}
 	maintainer := repo.Owner.Name
 	maintainerURL := fmt.Sprintf("%s/%s", baseURL, repo.Owner.Name)
-	homepage := repoLink
-	requiresPHP := ""
 	if cfg != nil {
-		if cfg.ExtensionName != "" {
-			slug = cfg.ExtensionName
-		}
-		if cfg.DisplayName != "" {
-			displayName = cfg.DisplayName
-		}
 		if cfg.Maintainer != "" {
 			maintainer = cfg.Maintainer
 		}
 		if cfg.MaintainerURL != "" {
 			maintainerURL = cfg.MaintainerURL
 		}
-		if cfg.SupportURL != "" {
-			homepage = cfg.SupportURL
-		} else if cfg.InfoURL != "" {
+		if homepage == repoLink && cfg.InfoURL != "" {
 			homepage = cfg.InfoURL
 		}
-		if cfg.PHPMinimum != "" {
-			requiresPHP = cfg.PHPMinimum
-		}
 	}
 
 	// Resolve streams and find the latest stable release.