diff --git a/Gemfile.lock b/Gemfile.lock
index 74919ff349..ae4dc02161 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -555,6 +555,7 @@ GEM
     zeitwerk (2.6.18)
 
 PLATFORMS
+  x86_64-linux
   x86_64-linux-musl
 
 DEPENDENCIES
diff --git a/app/components/ontology_browse_card_component.rb b/app/components/ontology_browse_card_component.rb
index 78fd781195..dfc2c05d0e 100644
--- a/app/components/ontology_browse_card_component.rb
+++ b/app/components/ontology_browse_card_component.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class OntologyBrowseCardComponent < ViewComponent::Base
-  include OntologiesHelper
+  include ApplicationHelper, OntologiesHelper, FederationHelper
 
   def initialize(ontology: nil, onto_link: nil, text_color: nil, bg_light_color: nil, portal_name: nil)
     super
@@ -17,11 +17,7 @@ def ontology
   end
 
   def external_ontology?
-    !@portal_name.blank?
-  end
-
-  def external_portal_name
-    @portal_name
+    !internal_ontology?(@ontology[:id]) || (Array(@ontology[:sources]).size > 1)
   end
 
   def onto_link
diff --git a/app/components/ontology_browse_card_component/ontology_browse_card_component.html.haml b/app/components/ontology_browse_card_component/ontology_browse_card_component.html.haml
index 010f454629..f609a25c7c 100644
--- a/app/components/ontology_browse_card_component/ontology_browse_card_component.html.haml
+++ b/app/components/ontology_browse_card_component/ontology_browse_card_component.html.haml
@@ -7,7 +7,7 @@
             = ontology[:name]+" ("+ontology[:acronym]+")"
             = private_ontology_icon(ontology[:private])
             - if external_ontology?
-              = render Display::InfoTooltipComponent.new(text: "Federated ontology from #{onto_link}", icon: 'external-link.svg')
+              = render Display::InfoTooltipComponent.new(text: "Federated ontology from #{ontology[:sources].map{|x| link_to(x,x)}.join(', ')}", icon: 'external-link.svg')
             - if session[:user]&.admin?
               - ontology_status = status_string(ontology)
               = render Display::InfoTooltipComponent.new(text: ontology_status, icon: submission_status_icons(ontology_status))
@@ -18,7 +18,7 @@
             = t('components.show_more')
 
 
-          - unless ontology[:fairScore].nil? || ontology[:acronym] == 'AGROVOC'
+          - unless ontology[:fairScore].nil? ||  ontology[:fairScore].zero?  || ontology[:acronym] == 'AGROVOC'
             .browse-fair
               %p.browse-fair-title
                 = t('components.fair_score')
@@ -45,7 +45,7 @@
                                           link: "#{onto_link}?p=notes" )
 
 
-    .d-flex.align-items-baseline.mt-1
+    .d-flex.w-100.mt-1.flex-wrap
       - if ontology[:creationDate]
         %span.mr-1
           = render ChipButtonComponent.new(type: "clickable", style: style_bg) do
@@ -74,13 +74,17 @@
           = render ChipButtonComponent.new(type: "clickable", text: t('components.view'), style: style_bg)
 
       - if external_ontology?
-        %div.mx-1{title: content_tag(:div, "Source #{external_portal_name}"), data:{controller: 'tooltip', 'tooltip-interactive-value': 'true'}}
-          = render ChipButtonComponent.new(type: "clickable" , style: style_bg) do
-            %span.d-inline
-              %span.mr-1
-                = inline_svg 'logo-white.svg', width: "20", height: "20"
-              %span
-                = external_portal_name
+        - ontology[:sources].each do |id|
+          - config = ontology_portal_config(id)&.last || internal_portal_config(id) || {}
+          - unless config.blank?
+            %div.mx-1{title: content_tag(:div, "Source #{config[:name]}"), data:{controller: 'tooltip', 'tooltip-interactive-value': 'true'}}
+              = render ChipButtonComponent.new(type: "clickable" , style: style_bg) do
+                = link_to ontoportal_ui_link(id), target: '_top' do
+                  %span.d-inline
+                    %span.mr-1
+                      = inline_svg 'logo-white.svg', width: "20", height: "20"
+                    %span
+                      = config[:name]
 
       - if session[:user]&.admin?
         %div.mx-1{title: content_tag(:div, debug(ontology), style: 'height: 300px; overflow: scroll'), data:{controller: 'tooltip', 'tooltip-interactive-value': 'true'}}
diff --git a/app/controllers/concerns/submission_filter.rb b/app/controllers/concerns/submission_filter.rb
index e090ea81f9..d804cf2cf5 100644
--- a/app/controllers/concerns/submission_filter.rb
+++ b/app/controllers/concerns/submission_filter.rb
@@ -1,6 +1,8 @@
 module SubmissionFilter
   extend ActiveSupport::Concern
 
+  include FederationHelper
+
   BROWSE_ATTRIBUTES = ['ontology', 'submissionStatus', 'description', 'pullLocation', 'creationDate',
                        'contact', 'released', 'naturalLanguage', 'hasOntologyLanguage',
                        'hasFormalityLevel', 'isOfType', 'deprecated', 'status', 'metrics']
@@ -43,7 +45,10 @@ def submissions_paginate_filter(params)
                groups: request_params[:group], categories: request_params[:hasDomain],
                formats: request_params[:hasOntologyLanguage] }
 
-    submissions = filter_using_data(@ontologies, **params)
+    submissions = filter_submissions(@ontologies, **params)
+
+    submissions = merge_by_acronym(submissions)
+
 
     submissions = sort_submission_by(submissions, @sort_by, @search)
 
@@ -60,10 +65,25 @@ def ontologies_filter_url(filters, page: 1, count: false)
 
   private
 
-  def filter_using_data(ontologies, query:, status:, show_views:, private_only:, languages:, page_size:, formality_level:, is_of_type:, groups:, categories:, formats:)
+  def merge_by_acronym(submissions)
+    merged_submissions = []
+    submissions.group_by { |x| x[:ontology]&.acronym }.each do |acronym, ontologies|
+      if ontologies.size.eql?(1)
+        ontology = ontologies.first
+      else
+        ontology = ontologies.select { |x| helpers.internal_ontology?(x[:id]) }.first || ontologies.first
+      end
+
+      ontology[:sources] = ontologies.map { |x| x[:id] }
+      merged_submissions << ontology
+    end
+    merged_submissions
+  end
+
+  def filter_submissions(ontologies, query:, status:, show_views:, private_only:, languages:, page_size:, formality_level:, is_of_type:, groups:, categories:, formats:)
     submissions = LinkedData::Client::Models::OntologySubmission.all(include: BROWSE_ATTRIBUTES.join(','), also_include_views: true, display_links: false, display_context: false)
 
-    submissions = submissions.map { |x| x[:ontology] ? [x[:ontology][:id], x] : nil}.compact.to_h
+    submissions = submissions.map { |x| x[:ontology] ? [x[:ontology][:id], x] : nil }.compact.to_h
 
     submissions = ontologies.map { |ont| ontology_hash(ont, submissions) }
 
@@ -111,7 +131,7 @@ def paginate_submissions(all_submissions, page, size)
   end
 
   def sort_submission_by(submissions, sort_by, query = nil)
-    return submissions.sort_by { |x| x[:rank] ? -x[:rank] : 0}  unless query.blank?
+    return submissions.sort_by { |x| x[:rank] ? -x[:rank] : 0 } unless query.blank?
 
     if sort_by.eql?('visits')
       submissions = submissions.sort_by { |x| -(x[:popularity] || 0) }
@@ -221,7 +241,7 @@ def ontology_hash(ont, submissions)
 
     o[:note_count] = ont.notes&.length || 0
     o[:project_count] = ont.projects&.length || 0
-    o[:popularity] = @analytics[ont.id.to_s] || 0
+    o[:popularity] = @analytics[ont.id.split('/').last.to_s] || 0
     o[:rank] = sub ? sub[:rank] : 0
 
     o
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index deb125bdec..821d55b07d 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -41,7 +41,7 @@ def resolve_namespaces
   def ontologies_analytics
     begin
       data = LinkedData::Client::Analytics.last_month.onts
-      data.map{|x| [x[:ont].to_s, x[:views]]}.to_h
+      data.map{|x| [x[:ont].split('/').last.to_s, x[:views]]}.to_h
     rescue StandardError
       {}
     end