diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index a0a8aa0..6ab353d 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -160,7 +160,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
   end
 
   def ci_status
-    status = @merge_request.source_project.gitlab_ci_service.commit_status(merge_request.last_commit.sha)
+    status = @merge_request.source_project.ci_service.commit_status(merge_request.last_commit.sha)
     response = {status: status}
 
     render json: response
diff --git a/app/helpers/merge_requests_helper.rb b/app/helpers/merge_requests_helper.rb
index 00ec34a..f3c3d43 100644
--- a/app/helpers/merge_requests_helper.rb
+++ b/app/helpers/merge_requests_helper.rb
@@ -32,7 +32,7 @@ module MergeRequestsHelper
   end
 
   def ci_build_details_path merge_request
-    merge_request.source_project.gitlab_ci_service.build_page(merge_request.last_commit.sha)
+    merge_request.source_project.ci_service.build_page(merge_request.last_commit.sha)
   end
 
   def merge_path_description(merge_request, separator)
diff --git a/app/models/project.rb b/app/models/project.rb
index 45e950f..fc7c7d0 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -54,6 +54,9 @@ class Project < ActiveRecord::Base
   belongs_to :namespace
 
   has_one :last_event, -> {order 'events.created_at DESC'}, class_name: 'Event', foreign_key: 'project_id'
+
+  # Project services
+  has_many :services
   has_one :gitlab_ci_service, dependent: :destroy
   has_one :campfire_service, dependent: :destroy
   has_one :emails_on_push_service, dependent: :destroy
@@ -322,6 +325,14 @@ class Project < ActiveRecord::Base
     gitlab_ci_service && gitlab_ci_service.active
   end
 
+  def ci_services
+    services.select { |service| service.category == :ci }
+  end
+
+  def ci_service
+    @ci_service ||= services.select(&:activated?).first
+  end
+
   # For compatibility with old code
   def code
     path
diff --git a/app/models/project_services/ci_service.rb b/app/models/project_services/ci_service.rb
new file mode 100644
index 0000000..fd34a2a
--- /dev/null
+++ b/app/models/project_services/ci_service.rb
@@ -0,0 +1,34 @@
+# Base class for CI services
+# List methods you need to implement to get your CI service
+# working with GitLab Merge Requests
+class CiService < Service
+  def category
+    :ci
+  end
+
+  # Return complete url to build page
+  #
+  # Ex.
+  #   http://jenkins.example.com:8888/job/test1/scm/bySHA1/12d65c
+  #
+  def build_page(sha)
+    # implement inside child
+  end
+
+  # Return string with build status or :error symbol
+  #
+  # Allowed states: 'success', 'failed', 'running', 'pending'
+  #
+  #
+  # Ex.
+  #   @service.commit_status('13be4ac')
+  #   # => 'success'
+  #
+  #   @service.commit_status('2abe4ac')
+  #   # => 'running'
+  #
+  #
+  def commit_status(sha)
+    # implement inside child
+  end
+end
diff --git a/app/models/project_services/gitlab_ci_service.rb b/app/models/project_services/gitlab_ci_service.rb
index ed1944f..ef395e0 100644
--- a/app/models/project_services/gitlab_ci_service.rb
+++ b/app/models/project_services/gitlab_ci_service.rb
@@ -17,7 +17,7 @@
 #  api_key     :string(255)
 #
 
-class GitlabCiService < Service
+class GitlabCiService < CiService
   attr_accessible :project_url
 
   validates :project_url, presence: true, if: :activated?
diff --git a/app/models/service.rb b/app/models/service.rb
index ea00039..d655937 100644
--- a/app/models/service.rb
+++ b/app/models/service.rb
@@ -33,6 +33,10 @@ class Service < ActiveRecord::Base
     active
   end
 
+  def category
+    :common
+  end
+
   def title
     # implement inside child
   end
@@ -41,6 +45,10 @@ class Service < ActiveRecord::Base
     # implement inside child
   end
 
+  def help
+    # implement inside child
+  end
+
   def to_param
     # implement inside child
   end
diff --git a/app/views/projects/merge_requests/_show.html.haml b/app/views/projects/merge_requests/_show.html.haml
index cbb8c83..38a0ed5 100644
--- a/app/views/projects/merge_requests/_show.html.haml
+++ b/app/views/projects/merge_requests/_show.html.haml
@@ -40,7 +40,7 @@
     url_to_automerge_check: "#{automerge_check_project_merge_request_path(@project, @merge_request)}",
     check_enable: #{@merge_request.unchecked? ? "true" : "false"},
     url_to_ci_check: "#{ci_status_project_merge_request_path(@project, @merge_request)}",
-    ci_enable: #{@project.gitlab_ci? ? "true" : "false"},
+    ci_enable: #{@project.ci_service ? "true" : "false"},
     current_status: "#{@merge_request.merge_status_name}",
     action: "#{controller.action_name}"
   });
diff --git a/app/views/projects/merge_requests/show/_state_widget.html.haml b/app/views/projects/merge_requests/show/_state_widget.html.haml
index 80fe540..bff5b36 100644
--- a/app/views/projects/merge_requests/show/_state_widget.html.haml
+++ b/app/views/projects/merge_requests/show/_state_widget.html.haml
@@ -1,5 +1,5 @@
 .panel.mr-state-widget.panel-default
-  - if @merge_request.source_project.gitlab_ci? && @commits.any?
+  - if @merge_request.source_project.ci_service && @commits.any?
     .panel-heading
       = render "projects/merge_requests/show/mr_ci"
   .panel-body
diff --git a/app/views/projects/services/_form.html.haml b/app/views/projects/services/_form.html.haml
index 70b4537..f20efa7 100644
--- a/app/views/projects/services/_form.html.haml
+++ b/app/views/projects/services/_form.html.haml
@@ -17,6 +17,9 @@
         - @service.errors.full_messages.each do |msg|
           %li= msg
 
+   - if @service.help.present?
+     .bs-callout
+       = @service.help
 
   .form-group
     = f.label :active, "Active", class: "control-label"
--
libgit2 0.21.2