diff --git a/app/controllers/invitations_controller.rb b/app/controllers/invitations_controller.rb
index 6acf3602d..ebfff4a7c 100644
--- a/app/controllers/invitations_controller.rb
+++ b/app/controllers/invitations_controller.rb
@@ -4,7 +4,7 @@
 
 class InvitationsController < ApplicationController
 
-  before_action :authenticate_user!, :only => [:new, :create]
+  before_action :authenticate_user!
 
   def new
     @invite_code = current_user.invitation_code
@@ -19,36 +19,6 @@ class InvitationsController < ApplicationController
     end
   end
 
-  # this is  for legacy invites.  We try to look the person who sent them the
-  # invite, and use their new invite code
-  # owe will be removing this eventually
-  # @depreciated
-  def edit
-    user = User.find_by_invitation_token(params[:invitation_token])
-    invitation_code = user.ugly_accept_invitation_code
-    redirect_to invite_code_path(invitation_code)
-  end
-
-  def email
-    @invitation_code =
-      if params[:invitation_token]
-        # this is  for legacy invites.
-        user = User.find_by_invitation_token(params[:invitation_token])
-
-        user.ugly_accept_invitation_code if user
-      else
-        params[:invitation_code]
-      end
-    @inviter = user || InvitationCode.where(id: params[:invitation_code]).first.try(:user)
-    if @invitation_code.present?
-      render 'notifier/invite', :layout => false
-    else
-      flash[:error] = t('invitations.check_token.not_found')
-
-      redirect_to root_url
-    end
-  end
-
   def create
     emails = inviter_params[:emails].split(',').map(&:strip).uniq
 
@@ -78,15 +48,8 @@ class InvitationsController < ApplicationController
     redirect_to :back
   end
 
-  def check_if_invites_open
-    unless AppConfig.settings.invitations.open?
-      flash[:error] = I18n.t 'invitations.create.no_more'
-
-      redirect_to :back
-    end
-  end
-
   private
+
   def valid_email?(email)
     User.email_regexp.match(email).present?
   end
diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index 8b816e390..5614fc112 100644
--- a/app/controllers/registrations_controller.rb
+++ b/app/controllers/registrations_controller.rb
@@ -56,6 +56,10 @@ class RegistrationsController < Devise::RegistrationsController
   helper_method :invite
 
   def user_params
-    params.require(:user).permit(:username, :email, :getting_started, :password, :password_confirmation, :language, :disable_mail, :invitation_service, :invitation_identifier, :show_community_spotlight_in_stream, :auto_follow_back, :auto_follow_back_aspect_id, :remember_me, :captcha, :captcha_key)
+    params.require(:user).permit(
+      :username, :email, :getting_started, :password, :password_confirmation, :language, :disable_mail,
+      :show_community_spotlight_in_stream, :auto_follow_back, :auto_follow_back_aspect_id,
+      :remember_me, :captcha, :captcha_key
+    )
   end
 end
diff --git a/app/models/invitation.rb b/app/models/invitation.rb
deleted file mode 100644
index 40e5037c9..000000000
--- a/app/models/invitation.rb
+++ /dev/null
@@ -1,151 +0,0 @@
-#   Copyright (c) 2010-2011, Diaspora Inc.  This file is
-#   licensed under the Affero General Public License version 3 or later.  See
-#   the COPYRIGHT file.
-
-#TODO: kill me
-class Invitation < ActiveRecord::Base
-
-  belongs_to :sender, :class_name => 'User'
-  belongs_to :recipient, :class_name => 'User'
-  belongs_to :aspect
-
-  before_validation :set_email_as_default_service
-
- # before_create :share_with_exsisting_user, :if => :recipient_id?
-  validates :identifier, :presence => true
-  validates :service, :presence => true
-  validate :valid_identifier?
-  validate :recipient_not_on_pod?
-  validates_presence_of :sender, :aspect, :unless => :admin?
-  validate :ensure_not_inviting_self, :on => :create, :unless => :admin?
-  validate :sender_owns_aspect?, :unless => :admin?
-  validates_uniqueness_of :sender_id, :scope => [:identifier, :service], :unless => :admin?
-
-
-  # @note options hash is passed through to [Invitation.new]
-  # @see [Invitation.new]
-  #
-  # @param [Array<String>] emails
-  # @option opts [User] :sender
-  # @option opts [Aspect] :aspect
-  # @option opts [String] :service
-  # @return [Array<Invitation>] An array of [Invitation] models
-  #   the valid optsnes are saved, and the invalid ones are not.
-  def self.batch_invite(emails, opts)
-
-    users_on_pod = User.where(:email => emails, :invitation_token => nil)
-
-    #share with anyone whose email you entered who is on the pod
-    users_on_pod.each{|u| opts[:sender].share_with(u.person, opts[:aspect])}
-
-    emails.map! do |e|
-      user = users_on_pod.find{|u| u.email == e}
-      Invitation.create(opts.merge(:identifier => e, :recipient => user))
-    end
-    emails
-  end
-  
-  
-  # Downcases the incoming service identifier and assigns it
-  #
-  # @param ident [String] Service identifier
-  # @see super
-  def identifier=(ident)
-    ident.downcase! if ident
-    super
-  end
-
-  # Determine if we want to skip emailing the recipient.
-  #
-  # @return [Boolean]
-  # @return [void]
-  def skip_email?
-    !email_like_identifer
-  end
-
-  # Find or create user, and send that resultant User an
-  # invitation.
-  #
-  # @return [Invitation] self
-  def send!
-    if email_like_identifer
-      EmailInviter.new(self.identifier, sender).send! 
-    else
-      puts "broken facebook invitation_token"
-    end
-    self
-  end
-
-
-  # converts a personal invitation to an admin invite
-  # used in account deletion
-  # @return [Invitation] self
-  def convert_to_admin!
-    self.admin = true
-    self.sender = nil
-    self.aspect = nil
-    self.save
-    self
-  end
-  # @return [Invitation] self
-  def resend
-    self.send!
-  end
-
-  # @return [String]
-  def recipient_identifier
-    case self.service
-    when 'email'
-      self.identifier
-    when'facebook'
-      I18n.t('invitations.a_facebook_user')
-    end
-  end
-  
-  # @return [String]
-  def email_like_identifer
-    case self.service
-    when 'email'
-      self.identifier
-    when 'facebook'
-      false
-    end
-  end
-
-  # @note before_save
-  def set_email_as_default_service
-    self.service ||= 'email'
-  end
-
-  # @note Validation
-  def ensure_not_inviting_self
-    if self.identifier == self.sender.email
-      errors[:base] << 'You can not invite yourself.'
-    end
-  end  
-
-  # @note Validation
-  def sender_owns_aspect?
-    if self.sender_id != self.aspect.user_id
-      errors[:base] << 'You do not own that aspect.'
-    end
-  end
-
-
-  def recipient_not_on_pod?
-    return true if self.recipient.nil?
-    if self.recipient.username?
-      errors[:recipient] << "The user '#{self.identifier}' (#{self.recipient.diaspora_handle}) is already on this pod, so we sent them a share request"
-    end
-  end
-
-  # @note Validation
-  def valid_identifier?
-    return false unless self.identifier
-    if self.service == 'email'
-      unless self.identifier.match(Devise.email_regexp)
-        errors[:base] << 'invalid email'
-      end
-    end
-  end
-end
diff --git a/app/models/user.rb b/app/models/user.rb
index f6698277c..8d941a8c5 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -14,7 +14,7 @@ class User < ActiveRecord::Base
   scope :daily_actives, ->(time = Time.now) { logged_in_since(time - 1.day) }
   scope :yearly_actives, ->(time = Time.now) { logged_in_since(time - 1.year) }
   scope :halfyear_actives, ->(time = Time.now) { logged_in_since(time - 6.month) }
-  scope :active, -> { joins(:person).where(people: {closed_account: false}).where.not(username: nil) }
+  scope :active, -> { joins(:person).where(people: {closed_account: false}) }
 
   devise :token_authenticatable, :database_authenticatable, :registerable,
          :recoverable, :rememberable, :trackable, :validatable,
@@ -34,7 +34,7 @@ class User < ActiveRecord::Base
 
   validate :unconfirmed_email_quasiuniqueness
 
-  validates_presence_of :person, :unless => proc {|user| user.invitation_token.present?}
+  validates :person, presence: true
   validates_associated :person
   validate :no_person_with_same_username
 
@@ -48,8 +48,6 @@ class User < ActiveRecord::Base
            :first_name, :last_name, :gender, :participations, to: :person
   delegate :id, :guid, to: :person, prefix: true
 
-  has_many :invitations_from_me, :class_name => 'Invitation', :foreign_key => :sender_id
-  has_many :invitations_to_me, :class_name => 'Invitation', :foreign_key => :recipient_id
   has_many :aspects, -> { order('order_id ASC') }
 
   belongs_to  :auto_follow_back_aspect, :class_name => 'Aspect'
@@ -99,15 +97,6 @@ class User < ActiveRecord::Base
     ConversationVisibility.where(person_id: self.person_id).sum(:unread)
   end
 
-  #@deprecated
-  def ugly_accept_invitation_code
-    begin
-      self.invitations_to_me.first.sender.invitation_code
-    rescue Exception => e
-      nil
-    end
-  end
-
   def process_invite_acceptence(invite)
     self.invited_by = invite.user
     invite.use!
diff --git a/app/workers/resend_invitation.rb b/app/workers/resend_invitation.rb
deleted file mode 100644
index 5b698a28d..000000000
--- a/app/workers/resend_invitation.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-#   Copyright (c) 2010-2011, Diaspora Inc.  This file is
-#   licensed under the Affero General Public License version 3 or later.  See
-#   the COPYRIGHT file.
-
-
-module Workers
-  class ResendInvitation < Base
-    sidekiq_options queue: :low
-    
-    def perform(invitation_id)
-      inv = Invitation.find(invitation_id)
-      inv.resend
-    end
-  end
-end
diff --git a/config/locales/diaspora/en.yml b/config/locales/diaspora/en.yml
index 99419cc2d..b94d0f24b 100644
--- a/config/locales/diaspora/en.yml
+++ b/config/locales/diaspora/en.yml
@@ -571,9 +571,6 @@ en:
         zero:  "No invites left on this code"
         one:  "One invite left on this code"
         other:  "%{count} invites left on this code"
-    check_token:
-      not_found: "Invitation token not found"
-    a_facebook_user: "A Facebook user"
 
   layouts:
     header:
diff --git a/config/routes.rb b/config/routes.rb
index 31a740484..4fc376e2d 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -122,11 +122,8 @@ Diaspora::Application.routes.draw do
     post "/users"        => "registrations#create", :as => :user_registration
   end
 
-  #legacy routes to support old invite routes
-  get 'users/invitation/accept' => 'invitations#edit'
-  get 'invitations/email' => 'invitations#email', :as => 'invite_email'
-  get 'users/invitations' => 'invitations#new', :as => 'new_user_invitation'
-  post 'users/invitations' => 'invitations#create', :as => 'user_invitation'
+  get "users/invitations"  => "invitations#new",    :as => "new_user_invitation"
+  post "users/invitations" => "invitations#create", :as => "user_invitation"
 
   get 'login' => redirect('/users/sign_in')
 
diff --git a/lib/account_deleter.rb b/lib/account_deleter.rb
index 58707810f..83c31c528 100644
--- a/lib/account_deleter.rb
+++ b/lib/account_deleter.rb
@@ -34,7 +34,6 @@ class AccountDeleter
         #user deletion methods
         remove_share_visibilities_on_contacts_posts
         delete_standard_user_associations
-        disassociate_invitations
         disconnect_contacts
         tombstone_user
       end
@@ -45,12 +44,12 @@ class AccountDeleter
 
   #user deletions
   def normal_ar_user_associates_to_delete
-    %i(tag_followings invitations_to_me services aspects user_preferences
+    %i(tag_followings services aspects user_preferences
        notifications blocks authorizations o_auth_applications pairwise_pseudonymous_identifiers)
   end
 
   def special_ar_user_associations
-    %i(invitations_from_me person profile contacts auto_follow_back_aspect)
+    %i(person profile contacts auto_follow_back_aspect)
   end
 
   def ignored_ar_user_associations
@@ -70,12 +69,6 @@ class AccountDeleter
     end
   end
 
-  def disassociate_invitations
-    user.invitations_from_me.each do |inv|
-      inv.convert_to_admin!
-    end
-  end
-
   def disconnect_contacts
     user.contacts.destroy_all
   end
diff --git a/lib/email_inviter.rb b/lib/email_inviter.rb
index 7f8c54475..3fdfd567d 100644
--- a/lib/email_inviter.rb
+++ b/lib/email_inviter.rb
@@ -5,7 +5,7 @@ class EmailInviter
     options = options.symbolize_keys
     self.message = options[:message]
     self.locale = options.fetch(:locale, 'en')
-    self.inviter = inviter 
+    self.inviter = inviter
     self.emails = emails
   end
 
@@ -16,7 +16,7 @@ class EmailInviter
   end
 
   def invitation_code
-    @invitation_code ||= inviter.invitation_code 
+    @invitation_code ||= inviter.invitation_code
   end
 
   def send!
@@ -26,6 +26,6 @@ class EmailInviter
   private
 
   def mail(email)
-    Notifier.invite(email, message, inviter, invitation_code, locale).deliver_now!
+    Notifier.invite(email, message, inviter, invitation_code, locale).deliver_now
   end
 end
diff --git a/spec/controllers/invitations_controller_spec.rb b/spec/controllers/invitations_controller_spec.rb
index 06f9385fd..83cea3a8b 100644
--- a/spec/controllers/invitations_controller_spec.rb
+++ b/spec/controllers/invitations_controller_spec.rb
@@ -126,37 +126,6 @@ describe InvitationsController, :type => :controller do
     end
   end
 
-  describe '#email' do
-
-    it 'succeeds' do
-      get :email, :invitation_code => "anycode"
-      expect(response).to be_success
-    end
-
-    context 'legacy invite tokens' do
-      def get_email
-        get :email, :invitation_token => @invitation_token
-      end
-
-      context 'invalid token' do
-        @invitation_token = "invalidtoken"
-
-        it 'redirects and flashes if the invitation token is invalid' do
-          get_email
-
-          expect(response).to be_redirect
-          expect(response).to redirect_to root_url
-        end
-
-        it 'flashes an error if the invitation token is invalid' do
-          get_email
-
-          expect(flash[:error]).to eq(I18n.t("invitations.check_token.not_found"))
-        end
-      end
-    end
-  end
-
   describe '#new' do
     it 'renders' do
       sign_in @user, scope: :user
diff --git a/spec/lib/account_deleter_spec.rb b/spec/lib/account_deleter_spec.rb
index 673791c89..8ca011b2b 100644
--- a/spec/lib/account_deleter_spec.rb
+++ b/spec/lib/account_deleter_spec.rb
@@ -16,18 +16,18 @@ describe AccountDeleter do
   end
 
   describe '#perform' do
+    user_removal_methods = %i(
+      delete_standard_user_associations
+      remove_share_visibilities_on_contacts_posts
+      disconnect_contacts tombstone_user
+    )
 
-
-    user_removal_methods = [:delete_standard_user_associations,
-     :disassociate_invitations,
-     :remove_share_visibilities_on_contacts_posts,
-     :disconnect_contacts,
-     :tombstone_user]
-
-    person_removal_methods = [:delete_contacts_of_me,
-     :delete_standard_person_associations,
-     :tombstone_person_and_profile,
-     :remove_conversation_visibilities]
+    person_removal_methods = %i(
+      delete_contacts_of_me
+      delete_standard_person_associations
+      tombstone_person_and_profile
+      remove_conversation_visibilities
+    )
 
     context "user deletion" do
       after do
@@ -110,15 +110,6 @@ describe AccountDeleter do
     end
   end
 
-  describe "#disassociate_invitations" do
-    it "sets invitations_from_me to be admin invitations" do
-      invites = [double]
-      allow(bob).to receive(:invitations_from_me).and_return(invites)
-      expect(invites.first).to receive(:convert_to_admin!)
-      @account_deletion.disassociate_invitations
-    end
-  end
-
   context 'person associations' do
     describe '#disconnect_contacts' do
       it "deletes all of user's contacts" do
diff --git a/spec/models/invitation_spec.rb b/spec/models/invitation_spec.rb
deleted file mode 100644
index 539b61582..000000000
--- a/spec/models/invitation_spec.rb
+++ /dev/null
@@ -1,74 +0,0 @@
-#   Copyright (c) 2010-2011, Diaspora Inc.  This file is
-#   licensed under the Affero General Public License version 3 or later.  See
-#   the COPYRIGHT file.
-
-require 'spec_helper'
-
-describe Invitation, :type => :model do
-  let(:user) { alice }
-
-  before do
-    @email = 'maggie@example.com'
-    Devise.mailer.deliveries = []
-  end
-  describe 'validations' do
-    before do
-      @invitation = FactoryGirl.build(:invitation, :sender => user, :recipient => nil, :aspect => user.aspects.first, :language => "de")
-    end
-
-    it 'is valid' do
-      expect(@invitation.sender).to eq(user)
-      expect(@invitation.recipient).to eq(nil)
-      expect(@invitation.aspect).to eq(user.aspects.first)
-      expect(@invitation.language).to eq("de")
-      expect(@invitation).to be_valid
-    end
-
-    it 'ensures the sender is placing the recipient into one of his aspects' do
-      @invitation.aspect = FactoryGirl.build(:aspect)
-      expect(@invitation).not_to be_valid
-    end
-  end
-
-  describe '#language' do  
-    it 'returns the correct language if the language is set' do
-      @invitation = FactoryGirl.build(:invitation, :sender => user, :recipient => eve, :aspect => user.aspects.first, :language => "de")
-      expect(@invitation.language).to eq("de")
-    end  
-
-    it 'returns en if no language is set' do
-      @invitation = FactoryGirl.build(:invitation, :sender => user, :recipient => eve, :aspect => user.aspects.first)
-      expect(@invitation.language).to eq("en")
-    end
-  end
-
-  it 'has a message' do
-    @invitation = FactoryGirl.build(:invitation, :sender => user, :recipient => eve, :aspect => user.aspects.first, :language => user.language)
-    @invitation.message = "!"
-    expect(@invitation.message).to eq("!")
-  end
-
- 
-  describe '.batch_invite' do
-    before do
-      @emails = ['max@foo.com', 'bob@mom.com']
-      @opts = {:aspect => eve.aspects.first, :sender => eve, :service => 'email', :language => eve.language}
-    end
-
-    it 'returns an array of invites based on the emails passed in' do
-      invites = Invitation.batch_invite(@emails, @opts)
-      expect(invites.count).to be 2
-      expect(invites.all?{|x| x.persisted?}).to be true
-    end
-
-    it 'shares with people who are already on the pod' do
-      FactoryGirl.create(:user, :email => @emails.first)
-      invites = nil
-      expect{
-        invites = Invitation.batch_invite(@emails, @opts)
-      }.to change(eve.contacts, :count).by(1)
-      expect(invites.count).to be 2
-
-    end
-  end
-end
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index eb37f8b9d..2d636647f 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -566,20 +566,6 @@ describe User, :type => :model do
 
   describe 'account deletion' do
     describe '#destroy' do
-      it 'removes invitations from the user' do
-        FactoryGirl.create(:invitation, :sender => alice)
-        expect {
-          alice.destroy
-        }.to change {alice.invitations_from_me(true).count }.by(-1)
-      end
-
-      it 'removes invitations to the user' do
-        Invitation.new(:sender => eve, :recipient => alice, :identifier => alice.email, :aspect => eve.aspects.first).save(:validate => false)
-        expect {
-          alice.destroy
-        }.to change {alice.invitations_to_me(true).count }.by(-1)
-      end
-
       it 'removes all service connections' do
         Services::Facebook.create(:access_token => 'what', :user_id => alice.id)
         expect {
@@ -960,10 +946,8 @@ describe User, :type => :model do
     describe "#clearable_attributes" do
       it 'returns the clearable fields' do
         user = FactoryGirl.create :user
-        expect(user.send(:clearable_fields).sort).to eq(%w{
+        expect(user.send(:clearable_fields).sort).to eq(%w(
           language
-          invitation_token
-          invitation_sent_at
           reset_password_sent_at
           reset_password_token
           remember_created_at
@@ -973,11 +957,7 @@ describe User, :type => :model do
           current_sign_in_ip
           hidden_shareables
           last_sign_in_ip
-          invitation_service
-          invitation_identifier
-          invitation_limit
           invited_by_id
-          invited_by_type
           authentication_token
           auto_follow_back
           auto_follow_back_aspect_id
@@ -985,7 +965,7 @@ describe User, :type => :model do
           confirm_email_token
           last_seen
           color_theme
-        }.sort)
+        ).sort)
       end
     end
   end
@@ -1110,9 +1090,6 @@ describe User, :type => :model do
 
   describe "active" do
     before do
-      invited_user = FactoryGirl.build(:user, username: nil)
-      invited_user.save(validate: false)
-
       closed_account = FactoryGirl.create(:user)
       closed_account.person.lock_access!
     end
diff --git a/spec/workers/resend_invitation_spec.rb b/spec/workers/resend_invitation_spec.rb
deleted file mode 100644
index 002cf78a5..000000000
--- a/spec/workers/resend_invitation_spec.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-#   Copyright (c) 2010-2011, Diaspora Inc.  This file is
-#   licensed under the Affero General Public License version 3 or later.  See
-#   the COPYRIGHT file.
-
-require 'spec_helper'
-
-describe Workers::ResendInvitation do
-  describe '#perfom' do
-    it 'should call .resend on the object' do
-      invite = FactoryGirl.build(:invitation, :service => 'email', :identifier => 'foo@bar.com')
-
-      allow(Invitation).to receive(:find).and_return(invite)
-      expect(invite).to receive(:resend)
-      Workers::ResendInvitation.new.perform(invite.id)
-    end
-  end
-end