diff --git a/Gemfile.lock b/Gemfile.lock
index 6938b840..fcf43972 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,56 +1,55 @@
 GIT
   remote: https://github.com/CodiTramuntana/decidim
-  revision: 9ea65926c526c968666c163c9b7e7484c073d6f6
+  revision: 21c297b5feafdeae836090a3a4ed3766aae3a69d
   branch: release/0.27-stable
   specs:
-    decidim (0.27.8)
-      decidim-accountability (= 0.27.8)
-      decidim-admin (= 0.27.8)
-      decidim-api (= 0.27.8)
-      decidim-assemblies (= 0.27.8)
-      decidim-blogs (= 0.27.8)
-      decidim-budgets (= 0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-      decidim-debates (= 0.27.8)
-      decidim-forms (= 0.27.8)
-      decidim-generators (= 0.27.8)
-      decidim-meetings (= 0.27.8)
-      decidim-pages (= 0.27.8)
-      decidim-participatory_processes (= 0.27.8)
-      decidim-proposals (= 0.27.8)
-      decidim-sortitions (= 0.27.8)
-      decidim-surveys (= 0.27.8)
-      decidim-system (= 0.27.8)
-      decidim-templates (= 0.27.8)
-      decidim-verifications (= 0.27.8)
-    decidim-accountability (0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-admin (0.27.8)
+    decidim (0.27.9)
+      decidim-accountability (= 0.27.9)
+      decidim-admin (= 0.27.9)
+      decidim-api (= 0.27.9)
+      decidim-assemblies (= 0.27.9)
+      decidim-blogs (= 0.27.9)
+      decidim-budgets (= 0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+      decidim-debates (= 0.27.9)
+      decidim-forms (= 0.27.9)
+      decidim-generators (= 0.27.9)
+      decidim-meetings (= 0.27.9)
+      decidim-pages (= 0.27.9)
+      decidim-participatory_processes (= 0.27.9)
+      decidim-proposals (= 0.27.9)
+      decidim-sortitions (= 0.27.9)
+      decidim-surveys (= 0.27.9)
+      decidim-system (= 0.27.9)
+      decidim-verifications (= 0.27.9)
+    decidim-accountability (0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-admin (0.27.9)
       active_link_to (~> 1.0)
-      decidim-core (= 0.27.8)
+      decidim-core (= 0.27.9)
       devise (~> 4.7)
       devise-i18n (~> 1.2)
       devise_invitable (~> 2.0, >= 2.0.9)
-    decidim-api (0.27.8)
-      decidim-core (= 0.27.8)
+    decidim-api (0.27.9)
+      decidim-core (= 0.27.9)
       graphql (~> 1.12, < 1.13)
       graphql-docs (~> 2.1.0)
       rack-cors (~> 1.0)
-    decidim-assemblies (0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-blogs (0.27.8)
-      decidim-admin (= 0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-budgets (0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-comments (0.27.8)
-      decidim-core (= 0.27.8)
+    decidim-assemblies (0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-blogs (0.27.9)
+      decidim-admin (= 0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-budgets (0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-comments (0.27.9)
+      decidim-core (= 0.27.9)
       redcarpet (~> 3.5, >= 3.5.1)
-    decidim-core (0.27.8)
+    decidim-core (0.27.9)
       active_link_to (~> 1.0)
       acts_as_list (~> 0.9)
       batch-loader (~> 1.2)
@@ -99,15 +98,15 @@ GIT
       webpacker (= 6.0.0.rc.5)
       webpush (~> 1.1)
       wisper (~> 2.0)
-    decidim-debates (0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-dev (0.27.8)
+    decidim-debates (0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-dev (0.27.9)
       axe-core-rspec (~> 4.1.0)
       byebug (~> 11.0)
       capybara (~> 3.24)
       db-query-matchers (~> 0.10.0)
-      decidim (= 0.27.8)
+      decidim (= 0.27.9)
       erb_lint (~> 0.0.35)
       factory_bot_rails (~> 4.8)
       faker (= 2.19.0)
@@ -118,6 +117,7 @@ GIT
       puma (~> 5.0)
       rails-controller-testing (~> 1.0)
       rspec-cells (~> 0.3.7)
+      rspec-expectations (= 3.13.1)
       rspec-html-matchers (~> 0.9.1)
       rspec-rails (~> 4.0)
       rspec-retry (~> 0.6.2)
@@ -131,44 +131,44 @@ GIT
       w3c_rspec_validators (~> 0.3.0)
       webmock (~> 3.6)
       wisper-rspec (~> 1.0)
-    decidim-forms (0.27.8)
-      decidim-core (= 0.27.8)
+    decidim-forms (0.27.9)
+      decidim-core (= 0.27.9)
       wicked_pdf (~> 2.1)
       wkhtmltopdf-binary (~> 0.12)
-    decidim-generators (0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-meetings (0.27.8)
-      decidim-core (= 0.27.8)
-      decidim-forms (= 0.27.8)
+    decidim-generators (0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-meetings (0.27.9)
+      decidim-core (= 0.27.9)
+      decidim-forms (= 0.27.9)
       icalendar (~> 2.5)
-    decidim-pages (0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-participatory_processes (0.27.8)
-      decidim-core (= 0.27.8)
-    decidim-proposals (0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
+    decidim-pages (0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-participatory_processes (0.27.9)
+      decidim-core (= 0.27.9)
+    decidim-proposals (0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
       doc2text (~> 0.4.5)
       redcarpet (~> 3.5, >= 3.5.1)
-    decidim-sortitions (0.27.8)
-      decidim-admin (= 0.27.8)
-      decidim-comments (= 0.27.8)
-      decidim-core (= 0.27.8)
-      decidim-proposals (= 0.27.8)
-    decidim-surveys (0.27.8)
-      decidim-core (= 0.27.8)
-      decidim-forms (= 0.27.8)
-    decidim-system (0.27.8)
+    decidim-sortitions (0.27.9)
+      decidim-admin (= 0.27.9)
+      decidim-comments (= 0.27.9)
+      decidim-core (= 0.27.9)
+      decidim-proposals (= 0.27.9)
+    decidim-surveys (0.27.9)
+      decidim-core (= 0.27.9)
+      decidim-forms (= 0.27.9)
+    decidim-system (0.27.9)
       active_link_to (~> 1.0)
-      decidim-core (= 0.27.8)
+      decidim-core (= 0.27.9)
       devise (~> 4.7)
       devise-i18n (~> 1.2)
       devise_invitable (~> 2.0, >= 2.0.9)
-    decidim-templates (0.27.8)
-      decidim-core (= 0.27.8)
-      decidim-forms (= 0.27.8)
-    decidim-verifications (0.27.8)
-      decidim-core (= 0.27.8)
+    decidim-templates (0.27.9)
+      decidim-core (= 0.27.9)
+      decidim-forms (= 0.27.9)
+    decidim-verifications (0.27.9)
+      decidim-core (= 0.27.9)
 
 GIT
   remote: https://github.com/gencat/decidim-module-challenges.git
@@ -310,7 +310,7 @@ GEM
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     ast (2.4.2)
-    axe-core-api (4.9.1)
+    axe-core-api (4.10.0)
       dumb_delegator
       virtus
     axe-core-rspec (4.1.0)
@@ -334,7 +334,7 @@ GEM
       smart_properties
     bigdecimal (3.1.8)
     bindex (0.8.1)
-    bootsnap (1.18.3)
+    bootsnap (1.18.4)
       msgpack (~> 1.2)
     browser (2.7.1)
     builder (3.3.0)
@@ -385,12 +385,12 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     commonmarker (0.23.10)
-    concurrent-ruby (1.3.3)
+    concurrent-ruby (1.3.4)
     crack (1.0.0)
       bigdecimal
       rexml
     crass (1.0.6)
-    css_parser (1.17.1)
+    css_parser (1.19.0)
       addressable
     csv (3.3.0)
     daemons (1.4.1)
@@ -424,9 +424,9 @@ GEM
       polyglot
       railties (>= 5.2)
       rainbow (>= 2.1.0)
-    delayed_job (4.1.11)
+    delayed_job (4.1.12)
       activesupport (>= 3.0, < 8.0)
-    delayed_job_active_record (4.1.8)
+    delayed_job_active_record (4.1.10)
       activerecord (>= 3.0, < 8.0)
       delayed_job (>= 3.0, < 5)
     descendants_tracker (0.0.4)
@@ -475,10 +475,10 @@ GEM
       railties (>= 3.0.0)
     faker (2.19.0)
       i18n (>= 1.6, < 2)
-    faraday (2.10.0)
-      faraday-net_http (>= 2.0, < 3.2)
+    faraday (2.11.0)
+      faraday-net_http (>= 2.0, < 3.4)
       logger
-    faraday-net_http (3.1.0)
+    faraday-net_http (3.3.0)
       net-http
     ffi (1.17.0)
     figaro (1.2.0)
@@ -486,7 +486,7 @@ GEM
     file_validators (3.0.0)
       activemodel (>= 3.2)
       mime-types (>= 1.0)
-    fog-core (2.4.0)
+    fog-core (2.5.0)
       builder
       excon (~> 0.71)
       formatador (>= 0.2, < 2.0)
@@ -514,9 +514,9 @@ GEM
       graphql (~> 1.12)
       html-pipeline (~> 2.9)
       sass (~> 3.4)
-    hashdiff (1.1.0)
+    hashdiff (1.1.1)
     hashie (3.6.0)
-    highline (3.1.0)
+    highline (3.1.1)
       reline
     hkdf (0.3.0)
     html-pipeline (2.14.3)
@@ -577,7 +577,7 @@ GEM
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.0)
+    logger (1.6.1)
     loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
@@ -597,10 +597,10 @@ GEM
     method_source (1.1.0)
     mime-types (3.5.2)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2024.0702)
+    mime-types-data (3.2024.0903)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    minitest (5.24.1)
+    minitest (5.25.1)
     mixlib-cli (2.1.8)
     mixlib-config (3.0.27)
       tomlrb
@@ -611,7 +611,7 @@ GEM
     multipart-post (2.0.0)
     net-http (0.4.1)
       uri
-    net-imap (0.4.14)
+    net-imap (0.4.16)
       date
       net-protocol
     net-pop (0.1.2)
@@ -621,7 +621,7 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.3)
-    nokogiri (1.16.6-x86_64-linux)
+    nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     oauth (1.1.0)
       oauth-tty (~> 1.0, >= 1.0.1)
@@ -642,7 +642,7 @@ GEM
       rack-protection
     omniauth-facebook (5.0.0)
       omniauth-oauth2 (~> 1.2)
-    omniauth-google-oauth2 (1.1.2)
+    omniauth-google-oauth2 (1.1.3)
       jwt (>= 2.0)
       oauth2 (~> 2.0)
       omniauth (~> 2.0)
@@ -650,9 +650,10 @@ GEM
     omniauth-idcat_mobil (0.5.0)
       omniauth (~> 2.0.4)
       omniauth-oauth2 (>= 1.7.2, < 2.0)
-    omniauth-oauth (1.2.0)
+    omniauth-oauth (1.2.1)
       oauth
       omniauth (>= 1.0, < 3)
+      rack (>= 1.6.2, < 4)
     omniauth-oauth2 (1.8.0)
       oauth2 (>= 1.4, < 3)
       omniauth (~> 2.0)
@@ -666,30 +667,30 @@ GEM
     paper_trail (12.3.0)
       activerecord (>= 5.2)
       request_store (~> 1.1)
-    parallel (1.25.1)
+    parallel (1.26.3)
     parallel_tests (3.13.0)
       parallel
-    parser (3.3.4.0)
+    parser (3.3.5.0)
       ast (~> 2.4.1)
       racc
     pg (1.1.4)
-    pg_search (2.3.6)
-      activerecord (>= 5.2)
-      activesupport (>= 5.2)
+    pg_search (2.3.7)
+      activerecord (>= 6.1)
+      activesupport (>= 6.1)
     polyglot (0.3.5)
-    premailer (1.23.0)
+    premailer (1.27.0)
       addressable
-      css_parser (>= 1.12.0)
+      css_parser (>= 1.19.0)
       htmlentities (>= 4.0.0)
     premailer-rails (1.12.0)
       actionmailer (>= 3)
       net-smtp
       premailer (~> 1.7, >= 1.7.9)
     psych (3.3.4)
-    public_suffix (6.0.0)
+    public_suffix (6.0.1)
     puma (5.6.8)
       nio4r (~> 2.0)
-    racc (1.8.0)
+    racc (1.8.1)
     rack (2.2.9)
     rack-attack (6.7.0)
       rack (>= 1.0, < 4)
@@ -749,15 +750,14 @@ GEM
     redcarpet (3.6.0)
     redis (4.8.1)
     regexp_parser (2.9.2)
-    reline (0.5.9)
+    reline (0.5.10)
       io-console (~> 0.5)
     request_store (1.5.1)
       rack (>= 1.4)
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.2)
-      strscan
+    rexml (3.3.7)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -765,7 +765,7 @@ GEM
     rspec-cells (0.3.9)
       cells (>= 4.0.0, < 6.0.0)
       rspec-rails (>= 3.0.0, < 6.2.0)
-    rspec-core (3.13.0)
+    rspec-core (3.13.1)
       rspec-support (~> 3.13.0)
     rspec-expectations (3.13.1)
       diff-lcs (>= 1.2.0, < 2.0)
@@ -798,7 +798,7 @@ GEM
       rubocop-ast (>= 1.17.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.31.3)
+    rubocop-ast (1.32.3)
       parser (>= 3.3.1.0)
     rubocop-faker (1.1.0)
       faker (>= 2.12.0)
@@ -835,7 +835,7 @@ GEM
     simplecov-cobertura (2.1.0)
       rexml
       simplecov (~> 0.19)
-    simplecov-html (0.12.3)
+    simplecov-html (0.13.1)
     simplecov_json_formatter (0.1.4)
     smart_properties (1.17.0)
     snaky_hash (2.0.1)
@@ -854,18 +854,17 @@ GEM
     sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
       rack (>= 2.2.4, < 4)
-    sprockets-rails (3.5.1)
+    sprockets-rails (3.5.2)
       actionpack (>= 6.1)
       activesupport (>= 6.1)
       sprockets (>= 3.0.0)
     ssrf_filter (1.1.2)
-    strscan (3.1.0)
     sys-uname (1.0.4)
       ffi (>= 1.0.0)
     temple (0.10.3)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
-    thor (1.3.1)
+    thor (1.3.2)
     thread_safe (0.3.6)
     tilt (2.4.0)
     timeout (0.4.1)
@@ -874,7 +873,7 @@ GEM
       concurrent-ruby (~> 1.0)
     uber (0.1.0)
     unicode-display_width (2.5.0)
-    uri (0.13.0)
+    uri (0.13.1)
     valid_email2 (2.3.1)
       activemodel (>= 3.2)
       mail (~> 2.5)
@@ -919,10 +918,10 @@ GEM
       activesupport
     wisper (2.0.1)
     wisper-rspec (1.1.0)
-    wkhtmltopdf-binary (0.12.6.7)
+    wkhtmltopdf-binary (0.12.6.8)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.6.16)
+    zeitwerk (2.6.18)
 
 PLATFORMS
   x86_64-linux
diff --git a/decidim-process-extended/app/serializers/decidim/participatory_processes/participatory_process_serializer.rb b/decidim-process-extended/app/serializers/decidim/participatory_processes/participatory_process_serializer.rb
index 6e3f6803..934266c8 100644
--- a/decidim-process-extended/app/serializers/decidim/participatory_processes/participatory_process_serializer.rb
+++ b/decidim-process-extended/app/serializers/decidim/participatory_processes/participatory_process_serializer.rb
@@ -22,15 +22,38 @@ def serialize
           id: process.id,
           socrata_published_at: Date.current,
           title_ca: process.title["ca"],
+          subtitle: process.subtitle,
           url: url,
           slug: process.slug,
-          short_description_ca: short_description_ca,
           process_type: process_type,
+          description: process.description,
+          short_description: process.short_description,
+          promoted: process.promoted,
+          developer_group: process.developer_group,
+          local_area: process.local_area,
+          target: process.target,
+          participatory_scope: process.participatory_scope,
+          participatory_structure: process.participatory_structure,
+          meta_scope: process.meta_scope,
+          announcement: process.announcement,
+          private_space: process.private_space,
+          scopes_enabled: process.scopes_enabled,
+          show_metrics: process.show_metrics,
+          show_statistics: process.show_statistics,
+          scope: {
+            id: process.scope.try(:id),
+            name: process.scope.try(:name) || empty_translatable
+          },
           scope_id: process.scope&.id,
           scope_name_ca: process.scope&.name.try(:[], "ca"),
           department_id: process.area&.id,
           department_name_ca: process.area&.name.try(:[], "ca"),
-          participatory_space: process.participatory_process_group&.title.try(:[], "ca")&.downcase,
+          participatory_process_group: {
+            id: process.participatory_process_group&.try(:id),
+            title: process.participatory_process_group.try(:title) || empty_translatable,
+            description: process.participatory_process_group.try(:description) || empty_translatable,
+            remote_hero_image_url: Decidim::ParticipatoryProcesses::ParticipatoryProcessGroupPresenter.new(process.participatory_process_group).hero_image_url
+          },
           participatory_process_type: {
             id: process.participatory_process_type.try(:id),
             title: process.participatory_process_type.try(:title) || empty_translatable
@@ -61,7 +84,11 @@ def serialize
           debates_num_debates: debates.count,
           # Related Resources: Assemblies
           has_related_assembly: related_assembly.present?,
-          related_assembly_name_ca: related_assembly&.title.try(:[], "ca")
+          related_assembly_name_ca: related_assembly&.title.try(:[], "ca"),
+          attachments: {
+            attachment_collections: serialize_attachment_collections,
+            files: serialize_attachments
+          },
         }
       end
 
@@ -69,12 +96,40 @@ def serialize
 
       attr_reader :process
 
-      def url
-        Decidim::ResourceLocatorPresenter.new(process).url&.split("?")&.first
+      def serialize_attachment_collections
+        return unless process.attachment_collections.any?
+
+        process.attachment_collections.map do |collection|
+          {
+            id: collection.try(:id),
+            name: collection.try(:name),
+            weight: collection.try(:weight),
+            description: collection.try(:description)
+          }
+        end
+      end
+
+      def serialize_attachments
+        return unless process.attachments.any?
+
+        process.attachments.map do |attachment|
+          {
+            id: attachment.try(:id),
+            title: attachment.try(:title),
+            weight: attachment.try(:weight),
+            description: attachment.try(:description),
+            attachment_collection: {
+              name: attachment.attachment_collection.try(:name),
+              weight: attachment.attachment_collection.try(:weight),
+              description: attachment.attachment_collection.try(:description)
+            },
+            remote_file_url: Decidim::AttachmentPresenter.new(attachment).attachment_file_url
+          }
+        end
       end
 
-      def short_description_ca
-        ActionController::Base.helpers.strip_tags(process.short_description["ca"])
+      def url
+        Decidim::ResourceLocatorPresenter.new(process).url&.split("?")&.first
       end
 
       def process_type