diff --git a/app/controllers/concerns/invitable.rb b/app/controllers/concerns/invitable.rb
index 1e0dfed85ef..5e12d2df994 100644
--- a/app/controllers/concerns/invitable.rb
+++ b/app/controllers/concerns/invitable.rb
@@ -7,6 +7,7 @@ module Invitable
 
   private
     def invite_code_required?
+      return false if @invitation.present?
       self_hosted? ? Setting.require_invite_for_signup : ENV["REQUIRE_INVITE_CODE"] == "true"
     end
 
diff --git a/app/controllers/invitations_controller.rb b/app/controllers/invitations_controller.rb
new file mode 100644
index 00000000000..020b4707ca9
--- /dev/null
+++ b/app/controllers/invitations_controller.rb
@@ -0,0 +1,42 @@
+class InvitationsController < ApplicationController
+  skip_authentication only: :accept
+  def new
+    @invitation = Invitation.new
+  end
+
+  def create
+    unless Current.user.admin?
+      flash[:alert] = t(".failure")
+      redirect_to settings_profile_path
+      return
+    end
+
+    @invitation = Current.family.invitations.build(invitation_params)
+    @invitation.inviter = Current.user
+
+    if @invitation.save
+      InvitationMailer.invite_email(@invitation).deliver_later unless self_hosted?
+      flash[:notice] = t(".success")
+    else
+      flash[:alert] = t(".failure")
+    end
+
+    redirect_to settings_profile_path
+  end
+
+  def accept
+    @invitation = Invitation.find_by!(token: params[:id])
+
+    if @invitation.pending?
+      redirect_to new_registration_path(invitation: @invitation.token)
+    else
+      raise ActiveRecord::RecordNotFound
+    end
+  end
+
+  private
+
+    def invitation_params
+      params.require(:invitation).permit(:email, :role)
+    end
+end
diff --git a/app/controllers/onboardings_controller.rb b/app/controllers/onboardings_controller.rb
index 4fb5386f8f2..a98694712a8 100644
--- a/app/controllers/onboardings_controller.rb
+++ b/app/controllers/onboardings_controller.rb
@@ -1,7 +1,7 @@
 class OnboardingsController < ApplicationController
   layout "application"
-
   before_action :set_user
+  before_action :load_invitation
 
   def show
   end
@@ -13,7 +13,12 @@ def preferences
   end
 
   private
+
     def set_user
       @user = Current.user
     end
+
+    def load_invitation
+      @invitation = Invitation.accepted.most_recent_for_email(Current.user.email)
+    end
 end
diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index 8c55e58d03a..b5613d443f3 100644
--- a/app/controllers/registrations_controller.rb
+++ b/app/controllers/registrations_controller.rb
@@ -4,36 +4,49 @@ class RegistrationsController < ApplicationController
   layout "auth"
 
   before_action :set_user, only: :create
+  before_action :set_invitation
   before_action :claim_invite_code, only: :create, if: :invite_code_required?
 
   def new
-    @user = User.new
+    @user = User.new(email: @invitation&.email)
   end
 
   def create
-    family = Family.new
-    @user.family = family
-    @user.role = :admin
+    if @invitation
+      @user.family = @invitation.family
+      @user.role = @invitation.role
+      @user.email = @invitation.email
+    else
+      family = Family.new
+      @user.family = family
+      @user.role = :admin
+    end
 
     if @user.save
-      Category.create_default_categories(@user.family)
+      @invitation&.update!(accepted_at: Time.current)
+      Category.create_default_categories(@user.family) unless @invitation
       @session = create_session_for(@user)
-      flash[:notice] = t(".success")
-      redirect_to root_path
+      redirect_to root_path, notice: t(".success")
     else
-      flash[:alert] = t(".failure")
       render :new, status: :unprocessable_entity
     end
   end
 
   private
 
+    def set_invitation
+      token = params[:invitation]
+      token ||= params[:user][:invitation] if params[:user].present?
+      @invitation = Invitation.pending.find_by(token: token)
+    end
+
     def set_user
-      @user = User.new user_params.except(:invite_code)
+      @user = User.new user_params.except(:invite_code, :invitation)
     end
 
-    def user_params
-      params.require(:user).permit(:name, :email, :password, :password_confirmation, :invite_code)
+    def user_params(specific_param = nil)
+      params = self.params.require(:user).permit(:name, :email, :password, :password_confirmation, :invite_code, :invitation)
+      specific_param ? params[specific_param] : params
     end
 
     def claim_invite_code
diff --git a/app/controllers/settings/profiles_controller.rb b/app/controllers/settings/profiles_controller.rb
index 0caca54c196..882824ecb64 100644
--- a/app/controllers/settings/profiles_controller.rb
+++ b/app/controllers/settings/profiles_controller.rb
@@ -1,5 +1,7 @@
 class Settings::ProfilesController < SettingsController
   def show
     @user = Current.user
+    @users = Current.family.users.order(:created_at)
+    @pending_invitations = Current.family.invitations.pending
   end
 end
diff --git a/app/helpers/invitations_helper.rb b/app/helpers/invitations_helper.rb
new file mode 100644
index 00000000000..1483b9eeb7f
--- /dev/null
+++ b/app/helpers/invitations_helper.rb
@@ -0,0 +1,2 @@
+module InvitationsHelper
+end
diff --git a/app/mailers/invitation_mailer.rb b/app/mailers/invitation_mailer.rb
new file mode 100644
index 00000000000..d43a42fe60b
--- /dev/null
+++ b/app/mailers/invitation_mailer.rb
@@ -0,0 +1,11 @@
+class InvitationMailer < ApplicationMailer
+  def invite_email(invitation)
+    @invitation = invitation
+    @accept_url = accept_invitation_url(@invitation.token)
+
+    mail(
+      to: @invitation.email,
+      subject: t(".subject", inviter: @invitation.inviter.display_name)
+    )
+  end
+end
diff --git a/app/models/family.rb b/app/models/family.rb
index 80f392753d9..8d0d063bfbb 100644
--- a/app/models/family.rb
+++ b/app/models/family.rb
@@ -4,6 +4,7 @@ class Family < ApplicationRecord
   include Providable
 
   has_many :users, dependent: :destroy
+  has_many :invitations, dependent: :destroy
   has_many :tags, dependent: :destroy
   has_many :accounts, dependent: :destroy
   has_many :institutions, dependent: :destroy
diff --git a/app/models/invitation.rb b/app/models/invitation.rb
new file mode 100644
index 00000000000..41770b50ac4
--- /dev/null
+++ b/app/models/invitation.rb
@@ -0,0 +1,37 @@
+class Invitation < ApplicationRecord
+  belongs_to :family
+  belongs_to :inviter, class_name: "User"
+
+  validates :email, presence: true, format: { with: URI::MailTo::EMAIL_REGEXP }
+  validates :role, presence: true, inclusion: { in: %w[admin member] }
+  validates :token, presence: true, uniqueness: true
+  validate :inviter_is_admin
+
+  before_validation :generate_token, on: :create
+  before_create :set_expiration
+
+  scope :pending, -> { where(accepted_at: nil).where("expires_at > ?", Time.current) }
+  scope :accepted, -> { where.not(accepted_at: nil) }
+  scope :most_recent_for_email, ->(email) { where(email: email).order(accepted_at: :desc).first }
+
+  def pending?
+    accepted_at.nil? && expires_at > Time.current
+  end
+
+  private
+
+    def generate_token
+      loop do
+        self.token = SecureRandom.hex(32)
+        break unless self.class.exists?(token: token)
+      end
+    end
+
+    def set_expiration
+      self.expires_at = 3.days.from_now
+    end
+
+    def inviter_is_admin
+      inviter.admin?
+    end
+end
diff --git a/app/views/invitation_mailer/invite_email.html.erb b/app/views/invitation_mailer/invite_email.html.erb
new file mode 100644
index 00000000000..c57be0a9492
--- /dev/null
+++ b/app/views/invitation_mailer/invite_email.html.erb
@@ -0,0 +1,11 @@
+<h1><%= t(".greeting") %></h1>
+
+<p>
+  <%= t(".body", 
+    inviter: @invitation.inviter.display_name,
+    family: @invitation.family.name).html_safe %>
+</p>
+
+<%= link_to t(".accept_button"), @accept_url, class: "button" %>
+
+<p class="footer"><%= t(".expiry_notice", days: 3) %></p>
\ No newline at end of file
diff --git a/app/views/invitations/new.html.erb b/app/views/invitations/new.html.erb
new file mode 100644
index 00000000000..5b6a455062e
--- /dev/null
+++ b/app/views/invitations/new.html.erb
@@ -0,0 +1,20 @@
+<%= modal_form_wrapper title: t(".title"), subtitle: t(".subtitle") do %>
+  <%= styled_form_with model: @invitation, class: "space-y-4", data: { turbo: false } do |form| %>
+    <%= form.email_field :email, 
+      required: true,
+      placeholder: t(".email_placeholder"),
+      label: t(".email_label") %>
+
+    <%= form.select :role,
+      options_for_select([
+        [t(".role_member"), "member"],
+        [t(".role_admin"), "admin"]
+      ]),
+      {},
+      { label: t(".role_label") } %>
+
+    <div class="w-full">
+      <%= form.submit t(".submit"), class: "bg-gray-900 text-white rounded-lg px-4 py-2 w-full" %>
+    </div>
+  <% end %>
+<% end %>
\ No newline at end of file
diff --git a/app/views/layouts/mailer.html.erb b/app/views/layouts/mailer.html.erb
index 3aac9002edc..2d6f8c06d7e 100644
--- a/app/views/layouts/mailer.html.erb
+++ b/app/views/layouts/mailer.html.erb
@@ -2,12 +2,56 @@
 <html>
   <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <style>
-      /* Email styles need to be inline */
+      /* Email-safe styles that work across clients */
+      body {
+        background-color: #f8fafc;
+        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
+        line-height: 1.5;
+        margin: 0;
+        padding: 0;
+      }
+      .container {
+        background-color: #ffffff;
+        border-radius: 8px;
+        margin: 20px auto;
+        max-width: 600px;
+        padding: 32px;
+        text-align: center;
+      }
+      h1 {
+        color: #1e293b;
+        font-size: 24px;
+        margin-bottom: 24px;
+      }
+      p {
+        color: #475569;
+        font-size: 16px;
+        margin-bottom: 16px;
+      }
+      .button {
+        background-color: #3b82f6;
+        border-radius: 6px;
+        color: #ffffff;
+        display: inline-block;
+        font-weight: 600;
+        margin: 16px 0;
+        padding: 12px 24px;
+        text-decoration: none;
+      }
+      .footer {
+        color: #64748b;
+        font-size: 14px;
+        margin-top: 32px;
+        text-align: center;
+      }
     </style>
   </head>
 
   <body>
-    <%= yield %>
+    <div class="container">
+      <%= yield %>
+    </div>
   </body>
 </html>
diff --git a/app/views/onboardings/profile.html.erb b/app/views/onboardings/profile.html.erb
index e2bda5b7567..0e0b99f5732 100644
--- a/app/views/onboardings/profile.html.erb
+++ b/app/views/onboardings/profile.html.erb
@@ -9,7 +9,8 @@
       </div>
 
       <%= styled_form_with model: @user do |form| %>
-        <%= form.hidden_field :redirect_to, value: "onboarding_preferences" %>
+        <%= form.hidden_field :redirect_to, value: @invitation ? "home" : "onboarding_preferences" %>
+        <%= form.hidden_field :onboarded_at, value: Time.current if @invitation %>
 
         <div class="space-y-4 mb-4">
           <p class="text-gray-500 text-xs"><%= t(".profile_image") %></p>
@@ -20,16 +21,17 @@
           <%= form.text_field :first_name, placeholder: t(".first_name"), label: t(".first_name"), container_class: "bg-white w-1/2", required: true %>
           <%= form.text_field :last_name, placeholder: t(".last_name"), label: t(".last_name"), container_class: "bg-white w-1/2", required: true %>
         </div>
-
-        <div class="space-y-4 mb-4">
-          <%= form.fields_for :family do |family_form| %>
-            <%= family_form.text_field :name, placeholder: t(".household_name"), label: t(".household_name") %>
-
-            <%= family_form.select :country,
-            country_options,
-            { label: t(".country") }, required: true %>
-          <% end %>
-        </div>
+        <% unless @invitation %>
+          <div class="space-y-4 mb-4">
+            <%= form.fields_for :family do |family_form| %>
+              <%= family_form.text_field :name, placeholder: t(".household_name"), label: t(".household_name") %>
+
+              <%= family_form.select :country,
+              country_options,
+              { label: t(".country") }, required: true %>
+            <% end %>
+            </div>
+        <% end %>
 
         <%= form.submit t(".submit") %>
       <% end %>
diff --git a/app/views/registrations/new.html.erb b/app/views/registrations/new.html.erb
index df7200fe211..6ad1f066e07 100644
--- a/app/views/registrations/new.html.erb
+++ b/app/views/registrations/new.html.erb
@@ -1,5 +1,5 @@
 <%
-  header_title t(".title")
+  header_title @invitation ? t(".join_family_title", family: @invitation.family.name) : t(".title")
 %>
 
 <% if self_hosted_first_login? %>
@@ -7,14 +7,29 @@
     <h2 class="font-bold text-xl"><%= t(".welcome_title") %></h2>
     <p class="text-gray-500 text-sm"><%= t(".welcome_body") %></p>
   </div>
+<% elsif @invitation %>
+  <div class="space-y-1 mb-6 text-center">
+    <p class="text-gray-500">
+      <%= t(".invitation_message", 
+            inviter: @invitation.inviter.display_name,
+            role: t(".role_#{@invitation.role}")) %>
+    </p>
+  </div>
 <% end %>
 
 <%= styled_form_with model: @user, url: registration_path, class: "space-y-4" do |form| %>
-  <%= form.email_field :email, autofocus: false, autocomplete: "email", required: "required", placeholder: "you@example.com", label: true %>
+  <%= form.email_field :email, 
+      autofocus: false, 
+      autocomplete: "email",
+      required: "required",
+      placeholder: "you@example.com",
+      label: true,
+      disabled: @invitation.present? %>
   <%= form.password_field :password, autocomplete: "new-password", required: "required", label: true %>
   <%= form.password_field :password_confirmation, autocomplete: "new-password", required: "required", label: true %>
-  <% if invite_code_required? %>
+  <% if invite_code_required? && !@invitation %>
     <%= form.text_field :invite_code, required: "required", label: true, value: params[:invite] %>
   <% end %>
+  <%= form.hidden_field :invitation, value: @invitation&.token %>
   <%= form.submit t(".submit") %>
 <% end %>
diff --git a/app/views/settings/profiles/show.html.erb b/app/views/settings/profiles/show.html.erb
index c1c7cb8d098..dde691a2de4 100644
--- a/app/views/settings/profiles/show.html.erb
+++ b/app/views/settings/profiles/show.html.erb
@@ -34,15 +34,60 @@
           <div class="px-4 py-2">
             <p class="uppercase text-xs text-gray-500 font-medium"><%= Current.family.name %> &middot; <%= Current.family.users.size %></p>
           </div>
-          <div class="flex gap-2 items-center bg-white p-4 border border-alpha-black-25 rounded-lg">
-            <div class="mr-1 flex justify-center items-center bg-gray-50 w-8 h-8 rounded-full border border-alpha-black-25">
-              <p class="uppercase text-xs text-gray-500"><%= Current.user.initial %></p>
+          <% @users.each do |user| %>
+            <div class="flex gap-2 items-center bg-white p-4 border border-alpha-black-25 rounded-lg">
+              <div class="w-9 h-9 shrink-0">
+                <%= render "settings/user_avatar", user: user %>
+              </div>
+              <p class="text-gray-900 font-medium text-sm"><%= user.display_name %></p>
+              <div class="rounded-md bg-gray-100 px-1.5 py-0.5">
+                <p class="uppercase text-gray-500 font-medium text-xs"><%= user.role %></p>
+              </div>
             </div>
-            <p class="text-gray-900 font-medium text-sm"><%= Current.user.display_name %></p>
-            <div class="rounded-md bg-gray-100 px-1.5 py-0.5">
-              <p class="uppercase text-gray-500 font-medium text-xs"><%= Current.user.role %></p>
-            </div>
-          </div>
+          <% end %>
+          <% if @pending_invitations.any? %>
+            <% @pending_invitations.each do |invitation| %>
+              <div class="flex gap-2 items-center justify-between bg-white p-4 border border-alpha-black-25 rounded-lg">
+                <div class="flex gap-2 items-center">
+                  <div class="w-9 h-9 shrink-0">
+                    <div class="text-white w-full h-full bg-gray-400 rounded-full flex items-center justify-center text-lg uppercase"><%= invitation.email[0] %></div>
+                  </div>
+                  <div class="flex">
+                    <p class="text-gray-900 font-medium text-sm"><%= invitation.email %></p>
+                    <div class="rounded-md bg-gray-100 px-1.5 py-0.5">
+                      <p class="uppercase text-gray-500 font-medium text-xs"><%= t(".pending") %></p>
+                    </div>
+                  </div>
+                </div>
+                <% if self_hosted? %>
+                  <div class="flex items-center gap-2" data-controller="clipboard">
+                    <p class="text-gray-500 text-sm"><%= t(".invitation_link") %></p>
+                    <span data-clipboard-target="source" class="hidden"><%= accept_invitation_url(invitation.token) %></span>
+                    <input type="text" 
+                           readonly 
+                           value="<%= accept_invitation_url(invitation.token) %>" 
+                           class="text-sm bg-gray-50 px-2 py-1 rounded border border-gray-200 w-72">
+                    <button data-action="clipboard#copy" class="text-gray-500 hover:text-gray-700">
+                      <span data-clipboard-target="iconDefault">
+                        <%= lucide_icon "copy", class: "w-5 h-5" %>
+                      </span>
+                      <span class="hidden" data-clipboard-target="iconSuccess">
+                        <%= lucide_icon "check", class: "w-5 h-5" %>
+                      </span>
+                    </button>
+                  </div>
+                <% end %>
+              </div>
+            <% end %>
+          <% end %>
+          <% if Current.user.admin? %>
+            <%= link_to new_invitation_path,
+                class: "bg-gray-100 flex items-center justify-center gap-2 text-gray-500 mt-1 hover:bg-gray-200 rounded-lg px-4 py-2 w-full text-center",
+                data: { turbo_frame: :modal } do %>
+              <%= lucide_icon("plus", class: "w-5 h-5 text-gray-500") %>
+              <%= t(".invite_member") %>
+            <% end %>
+          <% end %>
         </div>
       </div>
     <% end %>
diff --git a/config/brakeman.ignore b/config/brakeman.ignore
index 78648c48283..e3134b174f6 100644
--- a/config/brakeman.ignore
+++ b/config/brakeman.ignore
@@ -38,7 +38,7 @@
           "type": "controller",
           "class": "AccountsController",
           "method": "show",
-          "line": 39,
+          "line": 36,
           "file": "app/controllers/accounts_controller.rb",
           "rendered": {
             "name": "accounts/show",
@@ -72,7 +72,7 @@
           "type": "controller",
           "class": "AccountsController",
           "method": "show",
-          "line": 39,
+          "line": 36,
           "file": "app/controllers/accounts_controller.rb",
           "rendered": {
             "name": "accounts/show",
@@ -91,6 +91,29 @@
       ],
       "note": ""
     },
+    {
+      "warning_type": "Mass Assignment",
+      "warning_code": 105,
+      "fingerprint": "aaccd8db0be34afdc88e5af08d91ae2e8b7765dfea2f3fc6e1c37db0adc7b991",
+      "check_name": "PermitAttributes",
+      "message": "Potentially dangerous key allowed for mass assignment",
+      "file": "app/controllers/invitations_controller.rb",
+      "line": 34,
+      "link": "https://brakemanscanner.org/docs/warning_types/mass_assignment/",
+      "code": "params.require(:invitation).permit(:email, :role)",
+      "render_path": null,
+      "location": {
+        "type": "method",
+        "class": "InvitationsController",
+        "method": "invitation_params"
+      },
+      "user_input": ":role",
+      "confidence": "Medium",
+      "cwe_id": [
+        915
+      ],
+      "note": ""
+    },
     {
       "warning_type": "Cross-Site Scripting",
       "warning_code": 2,
@@ -140,7 +163,7 @@
           "type": "controller",
           "class": "AccountsController",
           "method": "show",
-          "line": 39,
+          "line": 36,
           "file": "app/controllers/accounts_controller.rb",
           "rendered": {
             "name": "accounts/show",
@@ -194,6 +217,6 @@
       "note": ""
     }
   ],
-  "updated": "2024-10-17 11:30:15 -0400",
-  "brakeman_version": "6.2.1"
+  "updated": "2024-11-01 09:36:40 -0500",
+  "brakeman_version": "6.2.2"
 }
diff --git a/config/locales/mailers/invitation_mailer/en.yml b/config/locales/mailers/invitation_mailer/en.yml
new file mode 100644
index 00000000000..1bb494e83e9
--- /dev/null
+++ b/config/locales/mailers/invitation_mailer/en.yml
@@ -0,0 +1,8 @@
+en:
+  invitation_mailer:
+    invite_email:
+      subject: "%{inviter} has invited you to join their household on Maybe!"
+      greeting: "You've been invited!"
+      body: "%{inviter} has invited you to join their household '%{family}' as a %{role}."
+      accept_button: "Accept Invitation"
+      expiry_notice: "This invitation will expire in %{days} days."
diff --git a/config/locales/views/invitation_mailer/en.yml b/config/locales/views/invitation_mailer/en.yml
new file mode 100644
index 00000000000..650377213ff
--- /dev/null
+++ b/config/locales/views/invitation_mailer/en.yml
@@ -0,0 +1,7 @@
+en:
+  invitation_mailer:
+    invite_email:
+      greeting: "Welcome to Maybe!"
+      body: "%{inviter} has invited you to join the %{family} family on Maybe!"
+      accept_button: "Accept Invitation"
+      expiry_notice: "This invitation will expire in %{days} days"
diff --git a/config/locales/views/invitations/en.yml b/config/locales/views/invitations/en.yml
new file mode 100644
index 00000000000..389cd35897f
--- /dev/null
+++ b/config/locales/views/invitations/en.yml
@@ -0,0 +1,14 @@
+en:
+  invitations:
+    create:
+      success: "Invitation sent successfully"
+      failure: "Could not send invitation"
+    new:
+      title: Invite Someone
+      subtitle: Send an invitation to join your family account on Maybe
+      email_placeholder: Enter email address
+      email_label: Email Address
+      role_member: Member
+      role_admin: Administrator
+      role_label: Role
+      submit: Send Invitation
\ No newline at end of file
diff --git a/config/locales/views/registrations/en.yml b/config/locales/views/registrations/en.yml
index 3f2666ee914..5d487ee05f0 100644
--- a/config/locales/views/registrations/en.yml
+++ b/config/locales/views/registrations/en.yml
@@ -9,12 +9,15 @@ en:
         create: Continue
   registrations:
     create:
-      failure: Invalid input, please try again.
       invalid_invite_code: Invalid invite code, please try again.
       success: You have signed up successfully.
     new:
       submit: Create account
-      title: Create an account
+      title: Create your account
+      join_family_title: "Join %{family}"
+      invitation_message: "%{inviter} has invited you to join as a %{role}"
+      role_member: "member"
+      role_admin: "administrator"
       welcome_body: To get started, you must sign up for a new account.  You will
         then be able to configure additional settings within the app.
       welcome_title: Welcome to Self Hosted Maybe!
diff --git a/config/locales/views/settings/en.yml b/config/locales/views/settings/en.yml
index 0e2fe635bf2..4bb87e5c3ae 100644
--- a/config/locales/views/settings/en.yml
+++ b/config/locales/views/settings/en.yml
@@ -41,6 +41,7 @@ en:
         theme_title: Theme
     profiles:
       show:
+        invite_member: "Add member"
         confirm_delete:
           body: Are you sure you want to permanently delete your account? This action
             is irreversible.
@@ -60,6 +61,8 @@ en:
         profile_subtitle: Customize how you appear on Maybe
         profile_title: Profile
         save: Save
+        pending: Pending
+        invitation_link: Invitation link
     user_avatar_field:
       accepted_formats: JPG or PNG. 5MB max.
       choose: Choose
diff --git a/config/routes.rb b/config/routes.rb
index 70e5903292b..83c150b8084 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -111,6 +111,10 @@
     resources :exchange_rate_provider_missings, only: :update
   end
 
+  resources :invitations, only: [ :new, :create ] do
+    get :accept, on: :member
+  end
+
   # For managing self-hosted upgrades and release notifications
   resources :upgrades, only: [] do
     member do
diff --git a/db/migrate/20241030222235_create_invitations.rb b/db/migrate/20241030222235_create_invitations.rb
new file mode 100644
index 00000000000..7b7b2638730
--- /dev/null
+++ b/db/migrate/20241030222235_create_invitations.rb
@@ -0,0 +1,18 @@
+class CreateInvitations < ActiveRecord::Migration[7.2]
+  def change
+    create_table :invitations, id: :uuid do |t|
+      t.string :email
+      t.string :role
+      t.string :token
+      t.references :family, null: false, foreign_key: true, type: :uuid
+      t.references :inviter, null: false, foreign_key: { to_table: :users }, type: :uuid
+      t.datetime :accepted_at
+      t.datetime :expires_at
+
+      t.timestamps
+    end
+
+    add_index :invitations, :token, unique: true
+    add_index :invitations, :email
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 48a76165aa9..4db6b1457b2 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.2].define(version: 2024_10_30_121302) do
+ActiveRecord::Schema[7.2].define(version: 2024_10_30_222235) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"
   enable_extension "plpgsql"
@@ -119,7 +119,7 @@
     t.boolean "is_active", default: true, null: false
     t.date "last_sync_date"
     t.uuid "institution_id"
-    t.virtual "classification", type: :string, as: "\nCASE\n    WHEN ((accountable_type)::text = ANY ((ARRAY['Loan'::character varying, 'CreditCard'::character varying, 'OtherLiability'::character varying])::text[])) THEN 'liability'::text\n    ELSE 'asset'::text\nEND", stored: true
+    t.virtual "classification", type: :string, as: "\nCASE\n    WHEN ((accountable_type)::text = ANY (ARRAY[('Loan'::character varying)::text, ('CreditCard'::character varying)::text, ('OtherLiability'::character varying)::text])) THEN 'liability'::text\n    ELSE 'asset'::text\nEND", stored: true
     t.uuid "import_id"
     t.string "mode"
     t.index ["accountable_id", "accountable_type"], name: "index_accounts_on_accountable_id_and_accountable_type"
@@ -418,6 +418,22 @@
     t.datetime "updated_at", null: false
   end
 
+  create_table "invitations", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
+    t.string "email"
+    t.string "role"
+    t.string "token"
+    t.uuid "family_id", null: false
+    t.uuid "inviter_id", null: false
+    t.datetime "accepted_at"
+    t.datetime "expires_at"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["email"], name: "index_invitations_on_email"
+    t.index ["family_id"], name: "index_invitations_on_family_id"
+    t.index ["inviter_id"], name: "index_invitations_on_inviter_id"
+    t.index ["token"], name: "index_invitations_on_token", unique: true
+  end
+
   create_table "invite_codes", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
     t.string "token", null: false
     t.datetime "created_at", null: false
@@ -605,6 +621,8 @@
   add_foreign_key "import_rows", "imports"
   add_foreign_key "imports", "families"
   add_foreign_key "institutions", "families"
+  add_foreign_key "invitations", "families"
+  add_foreign_key "invitations", "users", column: "inviter_id"
   add_foreign_key "merchants", "families"
   add_foreign_key "security_prices", "securities"
   add_foreign_key "sessions", "impersonation_sessions", column: "active_impersonator_session_id"
diff --git a/test/controllers/invitations_controller_test.rb b/test/controllers/invitations_controller_test.rb
new file mode 100644
index 00000000000..d6bdcacbe70
--- /dev/null
+++ b/test/controllers/invitations_controller_test.rb
@@ -0,0 +1,89 @@
+require "test_helper"
+
+class InvitationsControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    sign_in @user = users(:family_admin)
+    @invitation = invitations(:one)
+  end
+
+  test "should get new" do
+    get new_invitation_url
+    assert_response :success
+  end
+
+  test "should create invitation for member" do
+    assert_difference("Invitation.count") do
+      assert_enqueued_with(job: ActionMailer::MailDeliveryJob) do
+        post invitations_url, params: {
+          invitation: {
+            email: "new@example.com",
+            role: "member"
+          }
+        }
+      end
+    end
+
+    invitation = Invitation.order(created_at: :desc).first
+    assert_equal "member", invitation.role
+    assert_equal @user, invitation.inviter
+    assert_equal "new@example.com", invitation.email
+    assert_redirected_to settings_profile_path
+    assert_equal I18n.t("invitations.create.success"), flash[:notice]
+  end
+
+  test "non-admin cannot create invitations" do
+    sign_in users(:family_member)
+
+    assert_no_difference("Invitation.count") do
+      post invitations_url, params: {
+        invitation: {
+          email: "new@example.com",
+          role: "admin"
+        }
+      }
+    end
+
+    assert_redirected_to settings_profile_path
+    assert_equal I18n.t("invitations.create.failure"), flash[:alert]
+  end
+
+  test "admin can create admin invitation" do
+    assert_difference("Invitation.count") do
+      post invitations_url, params: {
+        invitation: {
+          email: "new@example.com",
+          role: "admin"
+        }
+      }
+    end
+
+    invitation = Invitation.last
+    assert_equal "admin", invitation.role
+    assert_equal @user.family, invitation.family
+    assert_equal @user, invitation.inviter
+  end
+
+  test "should handle invalid invitation creation" do
+    assert_no_difference("Invitation.count") do
+      post invitations_url, params: {
+        invitation: {
+          email: "",
+          role: "member"
+        }
+      }
+    end
+
+    assert_redirected_to settings_profile_path
+    assert_equal I18n.t("invitations.create.failure"), flash[:alert]
+  end
+
+  test "should accept invitation and redirect to registration" do
+    get accept_invitation_url(@invitation.token)
+    assert_redirected_to new_registration_path(invitation: @invitation.token)
+  end
+
+  test "should not accept invalid invitation token" do
+    get accept_invitation_url("invalid-token")
+    assert_response :not_found
+  end
+end
diff --git a/test/fixtures/invitations.yml b/test/fixtures/invitations.yml
new file mode 100644
index 00000000000..12ae9a052e8
--- /dev/null
+++ b/test/fixtures/invitations.yml
@@ -0,0 +1,19 @@
+one:
+  email: "test@example.com"
+  token: "valid-token-123"
+  role: "member"
+  inviter: family_admin
+  family: dylan_family
+  created_at: <%= Time.current %>
+  updated_at: <%= Time.current %>
+  expires_at: <%= 3.days.from_now %>
+
+two:
+  email: "another@example.com"
+  token: "valid-token-456"
+  role: "admin"
+  inviter: family_admin
+  family: dylan_family
+  created_at: <%= Time.current %>
+  updated_at: <%= Time.current %>
+  expires_at: <%= 3.days.from_now %>