diff --git a/CHANGELOG.md b/CHANGELOG.md
index feedbc7a6..5c3f35d23 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,11 @@ and this project adheres to
 
 ## [Unreleased]
 
+## Added
+
+- ✨(backend) add server-to-server API endpoint to create documents #467
+
+
 ## [1.9.0] - 2024-12-11
 
 ## Added
diff --git a/src/backend/core/api/serializers.py b/src/backend/core/api/serializers.py
index 9a81fc47e..464e85421 100644
--- a/src/backend/core/api/serializers.py
+++ b/src/backend/core/api/serializers.py
@@ -4,6 +4,7 @@
 
 from django.conf import settings
 from django.db.models import Q
+from django.utils.functional import lazy
 from django.utils.translation import gettext_lazy as _
 
 import magic
@@ -11,6 +12,10 @@
 
 from core import enums, models
 from core.services.ai_services import AI_ACTIONS
+from core.services.converter_services import (
+    ConversionError,
+    YdocConverter,
+)
 
 
 class UserSerializer(serializers.ModelSerializer):
@@ -227,6 +232,96 @@ def validate_id(self, value):
         return value
 
 
+class ServerCreateDocumentSerializer(serializers.Serializer):
+    """
+    Serializer for creating a document from a server-to-server request.
+
+    Expects 'content' as a markdown string, which is converted to our internal format
+    via a Node.js microservice. The conversion is handled automatically, so third parties
+    only need to provide markdown.
+
+    Both "sub" and "email" are required because the external app calling doesn't know
+    if the user will pre-exist in Docs database. If the user pre-exist, we will ignore the
+    submitted "email" field and use the email address set on the user account in our database
+    """
+
+    # Document
+    title = serializers.CharField(required=True)
+    content = serializers.CharField(required=True)
+    # User
+    sub = serializers.CharField(
+        required=True, validators=[models.User.sub_validator], max_length=255
+    )
+    email = serializers.EmailField(required=True)
+    language = serializers.ChoiceField(
+        required=False, choices=lazy(lambda: settings.LANGUAGES, tuple)()
+    )
+    # Invitation
+    message = serializers.CharField(required=False)
+    subject = serializers.CharField(required=False)
+
+    def create(self, validated_data):
+        """Create the document and associate it with the user or send an invitation."""
+        language = validated_data.get("language", settings.LANGUAGE_CODE)
+
+        # Get the user based on the sub (unique identifier)
+        try:
+            user = models.User.objects.get(sub=validated_data["sub"])
+        except (models.User.DoesNotExist, KeyError):
+            user = None
+            email = validated_data["email"]
+        else:
+            email = user.email
+            language = user.language or language
+
+        try:
+            converter_response = YdocConverter().convert_markdown(
+                validated_data["content"]
+            )
+        except ConversionError as err:
+            raise exceptions.APIException(detail="could not convert content") from err
+
+        document = models.Document.objects.create(
+            title=validated_data["title"],
+            content=converter_response["content"],
+            creator=user,
+        )
+
+        if user:
+            # Associate the document with the pre-existing user
+            models.DocumentAccess.objects.create(
+                document=document,
+                role=models.RoleChoices.OWNER,
+                user=user,
+            )
+        else:
+            # The user doesn't exist in our database: we need to invite him/her
+            models.Invitation.objects.create(
+                document=document,
+                email=email,
+                role=models.RoleChoices.OWNER,
+            )
+
+        # Notify the user about the newly created document
+        subject = validated_data.get("subject") or _(
+            "A new document was created on your behalf!"
+        )
+        context = {
+            "message": validated_data.get("message")
+            or _("You have been granted ownership of a new document:"),
+            "title": subject,
+        }
+        document.send_email(subject, [email], context, language)
+
+        return document
+
+    def update(self, instance, validated_data):
+        """
+        This serializer does not support updates.
+        """
+        raise NotImplementedError("Update is not supported for this serializer.")
+
+
 class LinkDocumentSerializer(BaseResourceSerializer):
     """
     Serialize link configuration for documents.
diff --git a/src/backend/core/api/viewsets.py b/src/backend/core/api/viewsets.py
index 4c71689ce..b217194d9 100644
--- a/src/backend/core/api/viewsets.py
+++ b/src/backend/core/api/viewsets.py
@@ -25,10 +25,11 @@
 import rest_framework as drf
 from botocore.exceptions import ClientError
 from django_filters import rest_framework as drf_filters
-from rest_framework import filters
+from rest_framework import filters, status
+from rest_framework import response as drf_response
 from rest_framework.permissions import AllowAny
 
-from core import enums, models
+from core import authentication, enums, models
 from core.services.ai_services import AIService
 from core.services.collaboration_services import CollaborationService
 
@@ -430,6 +431,30 @@ def perform_create(self, serializer):
             role=models.RoleChoices.OWNER,
         )
 
+    @drf.decorators.action(
+        authentication_classes=[authentication.ServerToServerAuthentication],
+        detail=False,
+        methods=["post"],
+        permission_classes=[],
+        url_path="create-for-owner",
+    )
+    def create_for_owner(self, request):
+        """
+        Create a document on behalf of a specified owner (pre-existing user or invited).
+        """
+        # Deserialize and validate the data
+        serializer = serializers.ServerCreateDocumentSerializer(data=request.data)
+        if not serializer.is_valid():
+            return drf_response.Response(
+                serializer.errors, status=status.HTTP_400_BAD_REQUEST
+            )
+
+        document = serializer.save()
+
+        return drf_response.Response(
+            {"id": str(document.id)}, status=status.HTTP_201_CREATED
+        )
+
     @drf.decorators.action(detail=True, methods=["get"], url_path="versions")
     def versions_list(self, request, *args, **kwargs):
         """
@@ -813,11 +838,11 @@ def perform_create(self, serializer):
         access = serializer.save()
         language = self.request.headers.get("Content-Language", "en-us")
 
-        access.document.email_invitation(
-            language,
+        access.document.send_invitation_email(
             access.user.email,
             access.role,
             self.request.user,
+            language,
         )
 
     def perform_update(self, serializer):
@@ -1078,8 +1103,8 @@ def perform_create(self, serializer):
 
         language = self.request.headers.get("Content-Language", "en-us")
 
-        invitation.document.email_invitation(
-            language, invitation.email, invitation.role, self.request.user
+        invitation.document.send_invitation_email(
+            invitation.email, invitation.role, self.request.user, language
         )
 
 
diff --git a/src/backend/core/authentication/__init__.py b/src/backend/core/authentication/__init__.py
index e69de29bb..c5fa0c711 100644
--- a/src/backend/core/authentication/__init__.py
+++ b/src/backend/core/authentication/__init__.py
@@ -0,0 +1,52 @@
+"""Custom authentication classes for the Impress core app"""
+
+from django.conf import settings
+
+from rest_framework.authentication import BaseAuthentication
+from rest_framework.exceptions import AuthenticationFailed
+
+
+class ServerToServerAuthentication(BaseAuthentication):
+    """
+    Custom authentication class for server-to-server requests.
+    Validates the presence and correctness of the Authorization header.
+    """
+
+    AUTH_HEADER = "Authorization"
+    TOKEN_TYPE = "Bearer"  # noqa S105
+
+    def authenticate(self, request):
+        """
+        Authenticate the server-to-server request by validating the Authorization header.
+
+        This method checks if the Authorization header is present in the request, ensures it
+        contains a valid token with the correct format, and verifies the token against the
+        list of allowed server-to-server tokens. If the header is missing, improperly formatted,
+        or contains an invalid token, an AuthenticationFailed exception is raised.
+
+        Returns:
+            None: If authentication is successful
+                  (no user is authenticated for server-to-server requests).
+
+        Raises:
+            AuthenticationFailed: If the Authorization header is missing, malformed,
+            or contains an invalid token.
+        """
+        auth_header = request.headers.get(self.AUTH_HEADER)
+        if not auth_header:
+            raise AuthenticationFailed("Authorization header is missing.")
+
+        # Validate token format and existence
+        auth_parts = auth_header.split(" ")
+        if len(auth_parts) != 2 or auth_parts[0] != self.TOKEN_TYPE:
+            raise AuthenticationFailed("Invalid authorization header.")
+
+        token = auth_parts[1]
+        if token not in settings.SERVER_TO_SERVER_API_TOKENS:
+            raise AuthenticationFailed("Invalid server-to-server token.")
+
+        # Authentication is successful, but no user is authenticated
+
+    def authenticate_header(self, request):
+        """Return the WWW-Authenticate header value."""
+        return f"{self.TOKEN_TYPE} realm='Create document server to server'"
diff --git a/src/backend/core/migrations/0012_make_document_creator_and_invitation_issuer_optional.py b/src/backend/core/migrations/0012_make_document_creator_and_invitation_issuer_optional.py
new file mode 100644
index 000000000..b0902896e
--- /dev/null
+++ b/src/backend/core/migrations/0012_make_document_creator_and_invitation_issuer_optional.py
@@ -0,0 +1,30 @@
+# Generated by Django 5.1.2 on 2024-11-30 22:23
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0011_populate_creator_field_and_make_it_required'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='document',
+            name='creator',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.RESTRICT, related_name='documents_created', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='invitation',
+            name='issuer',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='invitations', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='language',
+            field=models.CharField(choices="(('en-us', 'English'), ('fr-fr', 'French'), ('de-de', 'German'))", default='en-us', help_text='The language in which the user wants to see the interface.', max_length=10, verbose_name='language'),
+        ),
+    ]
diff --git a/src/backend/core/models.py b/src/backend/core/models.py
index 2f52b2fe0..16f93808d 100644
--- a/src/backend/core/models.py
+++ b/src/backend/core/models.py
@@ -26,8 +26,8 @@
 from django.template.loader import render_to_string
 from django.utils import html, timezone
 from django.utils.functional import cached_property, lazy
+from django.utils.translation import get_language, override
 from django.utils.translation import gettext_lazy as _
-from django.utils.translation import override
 
 import frontmatter
 import markdown
@@ -239,6 +239,13 @@ def _convert_valid_invitations(self):
                 for invitation in valid_invitations
             ]
         )
+
+        # Set creator of documents if not yet set (e.g. documents created via server-to-server API)
+        document_ids = [invitation.document_id for invitation in valid_invitations]
+        Document.objects.filter(id__in=document_ids, creator__isnull=True).update(
+            creator=self
+        )
+
         valid_invitations.delete()
 
     def email_user(self, subject, message, from_email=None, **kwargs):
@@ -342,7 +349,11 @@ class Document(BaseModel):
         max_length=20, choices=LinkRoleChoices.choices, default=LinkRoleChoices.READER
     )
     creator = models.ForeignKey(
-        User, on_delete=models.RESTRICT, related_name="documents_created"
+        User,
+        on_delete=models.RESTRICT,
+        related_name="documents_created",
+        blank=True,
+        null=True,
     )
 
     _content = None
@@ -534,44 +545,61 @@ def get_abilities(self, user):
             "versions_retrieve": has_role,
         }
 
-    def email_invitation(self, language, email, role, sender):
-        """Send email invitation."""
-
-        sender_name = sender.full_name or sender.email
+    def send_email(self, subject, emails, context=None, language=None):
+        """Generate and send email from a template."""
+        context = context or {}
         domain = Site.objects.get_current().domain
+        language = language or get_language()
+        context.update(
+            {
+                "domain": domain,
+                "link": f"{domain}/docs/{self.id}/",
+                "document": self,
+            }
+        )
 
-        try:
-            with override(language):
-                title = _(
-                    "%(sender_name)s shared a document with you: %(document)s"
-                ) % {
-                    "sender_name": sender_name,
-                    "document": self.title,
-                }
-                template_vars = {
-                    "title": title,
-                    "domain": domain,
-                    "document": self,
-                    "link": f"{domain}/docs/{self.id}/",
-                    "sender_name": sender_name,
-                    "sender_name_email": f"{sender.full_name} ({sender.email})"
-                    if sender.full_name
-                    else sender.email,
-                    "role": RoleChoices(role).label.lower(),
-                }
-                msg_html = render_to_string("mail/html/invitation.html", template_vars)
-                msg_plain = render_to_string("mail/text/invitation.txt", template_vars)
+        with override(language):
+            msg_html = render_to_string("mail/html/invitation.html", context)
+            msg_plain = render_to_string("mail/text/invitation.txt", context)
+            subject = str(subject)  # Force translation
+
+            try:
                 send_mail(
-                    title,
+                    subject.capitalize(),
                     msg_plain,
                     settings.EMAIL_FROM,
-                    [email],
+                    emails,
                     html_message=msg_html,
                     fail_silently=False,
                 )
+            except smtplib.SMTPException as exception:
+                logger.error("invitation to %s was not sent: %s", emails, exception)
 
-        except smtplib.SMTPException as exception:
-            logger.error("invitation to %s was not sent: %s", email, exception)
+    def send_invitation_email(self, email, role, sender, language=None):
+        """Method allowing a user to send an email invitation to another user for a document."""
+        language = language or get_language()
+        role = RoleChoices(role).label
+        sender_name = sender.full_name or sender.email
+        sender_name_email = (
+            f"{sender.full_name:s} ({sender.email})"
+            if sender.full_name
+            else sender.email
+        )
+
+        with override(language):
+            context = {
+                "title": _("{name} shared a document with you!").format(
+                    name=sender_name
+                ),
+                "message": _(
+                    "{name} invited you with the role ``{role}`` on the following document:"
+                ).format(name=sender_name_email, role=role.lower()),
+            }
+            subject = _("{name} shared a document with you: {title}").format(
+                name=sender_name, title=self.title
+            )
+
+        self.send_email(subject, [email], context, language)
 
 
 class LinkTrace(BaseModel):
@@ -887,6 +915,8 @@ class Invitation(BaseModel):
         User,
         on_delete=models.CASCADE,
         related_name="invitations",
+        blank=True,
+        null=True,
     )
 
     class Meta:
diff --git a/src/backend/core/services/converter_services.py b/src/backend/core/services/converter_services.py
new file mode 100644
index 000000000..6ca01a3d3
--- /dev/null
+++ b/src/backend/core/services/converter_services.py
@@ -0,0 +1,76 @@
+"""Converter services."""
+
+from django.conf import settings
+
+import requests
+
+
+class ConversionError(Exception):
+    """Base exception for conversion-related errors."""
+
+
+class ValidationError(ConversionError):
+    """Raised when the input validation fails."""
+
+
+class ServiceUnavailableError(ConversionError):
+    """Raised when the conversion service is unavailable."""
+
+
+class InvalidResponseError(ConversionError):
+    """Raised when the conversion service returns an invalid response."""
+
+
+class MissingContentError(ConversionError):
+    """Raised when the response is missing required content."""
+
+
+class YdocConverter:
+    """Service class for conversion-related operations."""
+
+    @property
+    def auth_header(self):
+        """Build microservice authentication header."""
+        return f"Bearer {settings.CONVERSION_API_KEY}"
+
+    def convert_markdown(self, text):
+        """Convert a Markdown text into our internal format using an external microservice."""
+
+        if not text:
+            raise ValidationError("Input text cannot be empty")
+
+        try:
+            response = requests.post(
+                settings.CONVERSION_API_URL,
+                json={
+                    "content": text,
+                },
+                headers={
+                    "Authorization": self.auth_header,
+                    "Content-Type": "application/json",
+                },
+                timeout=settings.CONVERSION_API_TIMEOUT,
+            )
+            response.raise_for_status()
+            conversion_response = response.json()
+
+        except requests.RequestException as err:
+            raise ServiceUnavailableError(
+                "Failed to connect to conversion service",
+            ) from err
+
+        except ValueError as err:
+            raise InvalidResponseError(
+                "Could not parse conversion service response"
+            ) from err
+
+        try:
+            document_content = conversion_response[
+                settings.CONVERSION_API_CONTENT_FIELD
+            ]
+        except KeyError as err:
+            raise MissingContentError(
+                f"Response missing required field: {settings.CONVERSION_API_CONTENT_FIELD}"
+            ) from err
+
+        return document_content
diff --git a/src/backend/core/tests/documents/test_api_document_accesses_create.py b/src/backend/core/tests/documents/test_api_document_accesses_create.py
index bd96d04dd..dc5cb0ee3 100644
--- a/src/backend/core/tests/documents/test_api_document_accesses_create.py
+++ b/src/backend/core/tests/documents/test_api_document_accesses_create.py
@@ -171,10 +171,11 @@ def test_api_document_accesses_create_authenticated_administrator(via, mock_user
     email = mail.outbox[0]
     assert email.to == [other_user["email"]]
     email_content = " ".join(email.body.split())
+    assert f"{user.full_name} shared a document with you!" in email_content
     assert (
-        f"{user.full_name} shared a document with you: {document.title}"
-        in email_content
-    )
+        f"{user.full_name} ({user.email}) invited you with the role ``{role}`` "
+        f"on the following document: {document.title}"
+    ) in email_content
     assert "docs/" + str(document.id) + "/" in email_content
 
 
@@ -228,8 +229,9 @@ def test_api_document_accesses_create_authenticated_owner(via, mock_user_teams):
     email = mail.outbox[0]
     assert email.to == [other_user["email"]]
     email_content = " ".join(email.body.split())
+    assert f"{user.full_name} shared a document with you!" in email_content
     assert (
-        f"{user.full_name} shared a document with you: {document.title}"
-        in email_content
-    )
+        f"{user.full_name} ({user.email}) invited you with the role ``{role}`` "
+        f"on the following document: {document.title}"
+    ) in email_content
     assert "docs/" + str(document.id) + "/" in email_content
diff --git a/src/backend/core/tests/documents/test_api_document_invitations.py b/src/backend/core/tests/documents/test_api_document_invitations.py
index 1b9e61688..d6776720b 100644
--- a/src/backend/core/tests/documents/test_api_document_invitations.py
+++ b/src/backend/core/tests/documents/test_api_document_invitations.py
@@ -402,10 +402,11 @@ def test_api_document_invitations_create_privileged_members(
         email = mail.outbox[0]
         assert email.to == ["guest@example.com"]
         email_content = " ".join(email.body.split())
+        assert f"{user.full_name} shared a document with you!" in email_content
         assert (
-            f"{user.full_name} shared a document with you: {document.title}"
-            in email_content
-        )
+            f"{user.full_name} ({user.email}) invited you with the role ``{invited}`` "
+            f"on the following document: {document.title}"
+        ) in email_content
     else:
         assert models.Invitation.objects.exists() is False
 
@@ -452,10 +453,7 @@ def test_api_document_invitations_create_email_from_content_language():
     assert email.to == ["guest@example.com"]
 
     email_content = " ".join(email.body.split())
-    assert (
-        f"{user.full_name} a partagé un document avec vous: {document.title}"
-        in email_content
-    )
+    assert f"{user.full_name} a partagé un document avec vous !" in email_content
 
 
 def test_api_document_invitations_create_email_from_content_language_not_supported():
@@ -494,10 +492,7 @@ def test_api_document_invitations_create_email_from_content_language_not_support
     assert email.to == ["guest@example.com"]
 
     email_content = " ".join(email.body.split())
-    assert (
-        f"{user.full_name} shared a document with you: {document.title}"
-        in email_content
-    )
+    assert f"{user.full_name} shared a document with you!" in email_content
 
 
 def test_api_document_invitations_create_email_full_name_empty():
@@ -535,10 +530,10 @@ def test_api_document_invitations_create_email_full_name_empty():
     assert email.to == ["guest@example.com"]
 
     email_content = " ".join(email.body.split())
-    assert f"{user.email} shared a document with you: {document.title}" in email_content
+    assert f"{user.email} shared a document with you!" in email_content
     assert (
-        f'{user.email} invited you with the role "reader" on the '
-        f"following document : {document.title}" in email_content
+        f"{user.email.capitalize()} invited you with the role ``reader`` on the "
+        f"following document: {document.title}" in email_content
     )
 
 
diff --git a/src/backend/core/tests/documents/test_api_documents_create_for_owner.py b/src/backend/core/tests/documents/test_api_documents_create_for_owner.py
new file mode 100644
index 000000000..6d8909d52
--- /dev/null
+++ b/src/backend/core/tests/documents/test_api_documents_create_for_owner.py
@@ -0,0 +1,364 @@
+"""
+Tests for Documents API endpoint in impress's core app: create
+"""
+
+# pylint: disable=W0621
+
+from unittest.mock import patch
+
+from django.core import mail
+from django.test import override_settings
+
+import pytest
+from rest_framework.test import APIClient
+
+from core import factories
+from core.models import Document, Invitation, User
+from core.services.converter_services import ConversionError, YdocConverter
+
+pytestmark = pytest.mark.django_db
+
+
+@pytest.fixture
+def mock_convert_markdown():
+    """Mock YdocConverter.convert_markdown to return a converted content."""
+    with patch.object(
+        YdocConverter,
+        "convert_markdown",
+        return_value={"content": "Converted document content"},
+    ) as mock:
+        yield mock
+
+
+def test_api_documents_create_for_owner_missing_token():
+    """Requests with no token should not be allowed to create documents for owner."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/", data, format="json"
+    )
+
+    assert response.status_code == 401
+    assert not Document.objects.exists()
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_invalid_token():
+    """Requests with an invalid token should not be allowed to create documents for owner."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+        "language": "fr",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer InvalidToken",
+    )
+
+    assert response.status_code == 401
+    assert not Document.objects.exists()
+
+
+def test_api_documents_create_for_owner_authenticated_forbidden():
+    """
+    Authenticated users should not be allowed to call create documents on behalf of other users.
+    This API endpoint is reserved for server-to-server calls.
+    """
+    user = factories.UserFactory()
+
+    client = APIClient()
+    client.force_login(user)
+
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+    }
+
+    response = client.post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+    )
+
+    assert response.status_code == 401
+    assert not Document.objects.exists()
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_missing_sub():
+    """Requests with no sub should not be allowed to create documents for owner."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "email": "john.doe@example.com",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 400
+    assert not Document.objects.exists()
+
+    assert response.json() == {"sub": ["This field is required."]}
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_missing_email():
+    """Requests with no email should not be allowed to create documents for owner."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 400
+    assert not Document.objects.exists()
+
+    assert response.json() == {"email": ["This field is required."]}
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_invalid_sub():
+    """Requests with an invalid sub should not be allowed to create documents for owner."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123!!",
+        "email": "john.doe@example.com",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 400
+    assert not Document.objects.exists()
+
+    assert response.json() == {
+        "sub": [
+            "Enter a valid sub. This value may contain only letters, "
+            "numbers, and @/./+/-/_/: characters."
+        ]
+    }
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_existing(mock_convert_markdown):
+    """It should be possible to create a document on behalf of a pre-existing user."""
+    user = factories.UserFactory(language="en-us")
+
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": str(user.sub),
+        "email": "irrelevant@example.com",  # Should be ignored since the user already exists
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 201
+
+    mock_convert_markdown.assert_called_once_with("Document content")
+
+    document = Document.objects.get()
+    assert response.json() == {"id": str(document.id)}
+
+    assert document.title == "My Document"
+    assert document.content == "Converted document content"
+    assert document.creator == user
+    assert document.accesses.filter(user=user, role="owner").exists()
+
+    assert Invitation.objects.exists() is False
+
+    assert len(mail.outbox) == 1
+    email = mail.outbox[0]
+    assert email.to == [user.email]
+    assert email.subject == "A new document was created on your behalf!"
+    email_content = " ".join(email.body.split())
+    assert "A new document was created on your behalf!" in email_content
+    assert (
+        "You have been granted ownership of a new document: My Document"
+    ) in email_content
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_new_user(mock_convert_markdown):
+    """
+    It should be possible to create a document on behalf of new users by
+    passing only their email address.
+    """
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",  # Should be used to create a new user
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 201
+
+    mock_convert_markdown.assert_called_once_with("Document content")
+
+    document = Document.objects.get()
+    assert response.json() == {"id": str(document.id)}
+
+    assert document.title == "My Document"
+    assert document.content == "Converted document content"
+    assert document.creator is None
+    assert document.accesses.exists() is False
+
+    invitation = Invitation.objects.get()
+    assert invitation.email == "john.doe@example.com"
+    assert invitation.role == "owner"
+
+    assert len(mail.outbox) == 1
+    email = mail.outbox[0]
+    assert email.to == ["john.doe@example.com"]
+    assert email.subject == "A new document was created on your behalf!"
+    email_content = " ".join(email.body.split())
+    assert "A new document was created on your behalf!" in email_content
+    assert (
+        "You have been granted ownership of a new document: My Document"
+    ) in email_content
+
+    # The creator field on the document should be set when the user is created
+    user = User.objects.create(email="john.doe@example.com", password="!")
+    document.refresh_from_db()
+    assert document.creator == user
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_with_custom_language(mock_convert_markdown):
+    """
+    Test creating a document with a specific language.
+    Useful if the remote server knows the user's language.
+    """
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+        "language": "fr-fr",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 201
+
+    mock_convert_markdown.assert_called_once_with("Document content")
+
+    assert len(mail.outbox) == 1
+    email = mail.outbox[0]
+    assert email.to == ["john.doe@example.com"]
+    assert email.subject == "Un nouveau document a été créé pour vous !"
+    email_content = " ".join(email.body.split())
+    assert "Un nouveau document a été créé pour vous !" in email_content
+    assert (
+        "Vous avez été déclaré propriétaire d'un nouveau document : My Document"
+    ) in email_content
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_with_custom_subject_and_message(
+    mock_convert_markdown,
+):
+    """It should be possible to customize the subject and message of the invitation email."""
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+        "message": "mon message spécial",
+        "subject": "mon sujet spécial !",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    assert response.status_code == 201
+
+    mock_convert_markdown.assert_called_once_with("Document content")
+
+    assert len(mail.outbox) == 1
+    email = mail.outbox[0]
+    assert email.to == ["john.doe@example.com"]
+    assert email.subject == "Mon sujet spécial !"
+    email_content = " ".join(email.body.split())
+    assert "Mon sujet spécial !" in email_content
+    assert "Mon message spécial" in email_content
+
+
+@override_settings(SERVER_TO_SERVER_API_TOKENS=["DummyToken"])
+def test_api_documents_create_for_owner_with_converter_exception(
+    mock_convert_markdown,
+):
+    """It should be possible to customize the subject and message of the invitation email."""
+
+    mock_convert_markdown.side_effect = ConversionError("Conversion failed")
+
+    data = {
+        "title": "My Document",
+        "content": "Document content",
+        "sub": "123",
+        "email": "john.doe@example.com",
+        "message": "mon message spécial",
+        "subject": "mon sujet spécial !",
+    }
+
+    response = APIClient().post(
+        "/api/v1.0/documents/create-for-owner/",
+        data,
+        format="json",
+        HTTP_AUTHORIZATION="Bearer DummyToken",
+    )
+
+    mock_convert_markdown.assert_called_once_with("Document content")
+
+    assert response.status_code == 500
+    assert response.json() == {"detail": "could not convert content"}
diff --git a/src/backend/core/tests/test_models_documents.py b/src/backend/core/tests/test_models_documents.py
index 17cab6cd7..5fe0d4fda 100644
--- a/src/backend/core/tests/test_models_documents.py
+++ b/src/backend/core/tests/test_models_documents.py
@@ -33,11 +33,8 @@ def test_models_documents_id_unique():
 
 
 def test_models_documents_creator_required():
-    """The "creator" field should be required."""
-    with pytest.raises(ValidationError) as excinfo:
-        models.Document.objects.create()
-
-    assert excinfo.value.message_dict["creator"] == ["This field cannot be null."]
+    """No field should be required on the Document model."""
+    models.Document.objects.create()
 
 
 def test_models_documents_title_null():
@@ -430,8 +427,8 @@ def test_models_documents__email_invitation__success():
     assert len(mail.outbox) == 0
 
     sender = factories.UserFactory(full_name="Test Sender", email="sender@example.com")
-    document.email_invitation(
-        "en", "guest@example.com", models.RoleChoices.EDITOR, sender
+    document.send_invitation_email(
+        "guest@example.com", models.RoleChoices.EDITOR, sender, "en"
     )
 
     # pylint: disable-next=no-member
@@ -444,8 +441,8 @@ def test_models_documents__email_invitation__success():
     email_content = " ".join(email.body.split())
 
     assert (
-        f'Test Sender (sender@example.com) invited you with the role "editor" '
-        f"on the following document : {document.title}" in email_content
+        f"Test Sender (sender@example.com) invited you with the role ``editor`` "
+        f"on the following document: {document.title}" in email_content
     )
     assert f"docs/{document.id}/" in email_content
 
@@ -462,11 +459,11 @@ def test_models_documents__email_invitation__success_fr():
     sender = factories.UserFactory(
         full_name="Test Sender2", email="sender2@example.com"
     )
-    document.email_invitation(
-        "fr-fr",
+    document.send_invitation_email(
         "guest2@example.com",
         models.RoleChoices.OWNER,
         sender,
+        "fr-fr",
     )
 
     # pylint: disable-next=no-member
@@ -479,7 +476,7 @@ def test_models_documents__email_invitation__success_fr():
     email_content = " ".join(email.body.split())
 
     assert (
-        f'Test Sender2 (sender2@example.com) vous a invité avec le rôle "propriétaire" '
+        f"Test Sender2 (sender2@example.com) vous a invité avec le rôle ``propriétaire`` "
         f"sur le document suivant : {document.title}" in email_content
     )
     assert f"docs/{document.id}/" in email_content
@@ -498,11 +495,11 @@ def test_models_documents__email_invitation__failed(mock_logger, _mock_send_mail
     assert len(mail.outbox) == 0
 
     sender = factories.UserFactory()
-    document.email_invitation(
-        "en",
+    document.send_invitation_email(
         "guest3@example.com",
         models.RoleChoices.ADMIN,
         sender,
+        "en",
     )
 
     # No email has been sent
@@ -514,9 +511,9 @@ def test_models_documents__email_invitation__failed(mock_logger, _mock_send_mail
 
     (
         _,
-        email,
+        emails,
         exception,
     ) = mock_logger.call_args.args
 
-    assert email == "guest3@example.com"
+    assert emails == ["guest3@example.com"]
     assert isinstance(exception, smtplib.SMTPException)
diff --git a/src/backend/core/tests/test_models_invitations.py b/src/backend/core/tests/test_models_invitations.py
index 4ae4bfc75..4bd538a20 100644
--- a/src/backend/core/tests/test_models_invitations.py
+++ b/src/backend/core/tests/test_models_invitations.py
@@ -144,7 +144,7 @@ def test_models_invitationd_new_user_filter_expired_invitations():
     ).exists()
 
 
-@pytest.mark.parametrize("num_invitations, num_queries", [(0, 3), (1, 6), (20, 6)])
+@pytest.mark.parametrize("num_invitations, num_queries", [(0, 3), (1, 7), (20, 7)])
 def test_models_invitationd_new_userd_user_creation_constant_num_queries(
     django_assert_num_queries, num_invitations, num_queries
 ):
diff --git a/src/backend/core/tests/test_services_converter_services.py b/src/backend/core/tests/test_services_converter_services.py
new file mode 100644
index 000000000..58500ee4d
--- /dev/null
+++ b/src/backend/core/tests/test_services_converter_services.py
@@ -0,0 +1,145 @@
+"""Test converter services."""
+
+from unittest.mock import MagicMock, patch
+
+import pytest
+import requests
+
+from core.services.converter_services import (
+    InvalidResponseError,
+    MissingContentError,
+    ServiceUnavailableError,
+    ValidationError,
+    YdocConverter,
+)
+
+
+def test_auth_header(settings):
+    """Test authentication header generation."""
+    settings.CONVERSION_API_KEY = "test-key"
+    converter = YdocConverter()
+    assert converter.auth_header == "Bearer test-key"
+
+
+def test_convert_markdown_empty_text():
+    """Should raise ValidationError when text is empty."""
+    converter = YdocConverter()
+    with pytest.raises(ValidationError, match="Input text cannot be empty"):
+        converter.convert_markdown("")
+
+
+@patch("requests.post")
+def test_convert_markdown_service_unavailable(mock_post):
+    """Should raise ServiceUnavailableError when service is unavailable."""
+    converter = YdocConverter()
+
+    mock_post.side_effect = requests.RequestException("Connection error")
+
+    with pytest.raises(
+        ServiceUnavailableError,
+        match="Failed to connect to conversion service",
+    ):
+        converter.convert_markdown("test text")
+
+
+@patch("requests.post")
+def test_convert_markdown_http_error(mock_post):
+    """Should raise ServiceUnavailableError when HTTP error occurs."""
+    converter = YdocConverter()
+
+    mock_response = MagicMock()
+    mock_response.raise_for_status.side_effect = requests.HTTPError("HTTP Error")
+    mock_post.return_value = mock_response
+
+    with pytest.raises(
+        ServiceUnavailableError,
+        match="Failed to connect to conversion service",
+    ):
+        converter.convert_markdown("test text")
+
+
+@patch("requests.post")
+def test_convert_markdown_invalid_json_response(mock_post):
+    """Should raise InvalidResponseError when response is not valid JSON."""
+    converter = YdocConverter()
+
+    mock_response = MagicMock()
+    mock_response.json.side_effect = ValueError("Invalid JSON")
+    mock_post.return_value = mock_response
+
+    with pytest.raises(
+        InvalidResponseError,
+        match="Could not parse conversion service response",
+    ):
+        converter.convert_markdown("test text")
+
+
+@patch("requests.post")
+def test_convert_markdown_missing_content_field(mock_post, settings):
+    """Should raise MissingContentError when response is missing required field."""
+
+    settings.CONVERSION_API_CONTENT_FIELD = "expected_field"
+
+    converter = YdocConverter()
+
+    mock_response = MagicMock()
+    mock_response.json.return_value = {"wrong_field": "content"}
+    mock_post.return_value = mock_response
+
+    with pytest.raises(
+        MissingContentError,
+        match="Response missing required field: expected_field",
+    ):
+        converter.convert_markdown("test text")
+
+
+@patch("requests.post")
+def test_convert_markdown_full_integration(mock_post, settings):
+    """Test full integration with all settings."""
+
+    settings.CONVERSION_API_URL = "http://test.com"
+    settings.CONVERSION_API_KEY = "test-key"
+    settings.CONVERSION_API_TIMEOUT = 5
+    settings.CONVERSION_API_CONTENT_FIELD = "content"
+
+    converter = YdocConverter()
+
+    expected_content = {"converted": "content"}
+    mock_response = MagicMock()
+    mock_response.json.return_value = {"content": expected_content}
+    mock_post.return_value = mock_response
+
+    result = converter.convert_markdown("test markdown")
+
+    assert result == expected_content
+    mock_post.assert_called_once_with(
+        "http://test.com",
+        json={"content": "test markdown"},
+        headers={
+            "Authorization": "Bearer test-key",
+            "Content-Type": "application/json",
+        },
+        timeout=5,
+    )
+
+
+@patch("requests.post")
+def test_convert_markdown_timeout(mock_post):
+    """Should raise ServiceUnavailableError when request times out."""
+    converter = YdocConverter()
+
+    mock_post.side_effect = requests.Timeout("Request timed out")
+
+    with pytest.raises(
+        ServiceUnavailableError,
+        match="Failed to connect to conversion service",
+    ):
+        converter.convert_markdown("test text")
+
+
+def test_convert_markdown_none_input():
+    """Should raise ValidationError when input is None."""
+    converter = YdocConverter()
+
+    with pytest.raises(ValidationError, match="Input text cannot be empty"):
+        converter.convert_markdown(None)
diff --git a/src/backend/impress/settings.py b/src/backend/impress/settings.py
index 0aa608e5f..c2cce3474 100755
--- a/src/backend/impress/settings.py
+++ b/src/backend/impress/settings.py
@@ -65,6 +65,7 @@ class Base(Configuration):
     # Security
     ALLOWED_HOSTS = values.ListValue([])
     SECRET_KEY = values.Value(None)
+    SERVER_TO_SERVER_API_TOKENS = values.ListValue([])
 
     # Application definition
     ROOT_URLCONF = "impress.urls"
@@ -502,6 +503,26 @@ class Base(Configuration):
         "day": 200,
     }
 
+    # Conversion microservice
+    CONVERSION_API_KEY = values.Value(
+        environ_name="CONVERSION_API_KEY",
+        environ_prefix=None,
+    )
+    CONVERSION_API_URL = values.Value(
+        environ_name="CONVERSION_API_URL",
+        environ_prefix=None,
+    )
+    CONVERSION_API_CONTENT_FIELD = values.Value(
+        default="content",
+        environ_name="CONVERSION_API_CONTENT_FIELD",
+        environ_prefix=None,
+    )
+    CONVERSION_API_TIMEOUT = values.Value(
+        default=30,
+        environ_name="CONVERSION_API_TIMEOUT",
+        environ_prefix=None,
+    )
+
     # Logging
     # We want to make it easy to log to console but by default we log production
     # to Sentry and don't want to log to console.
diff --git a/src/backend/locale/fr_FR/LC_MESSAGES/django.mo b/src/backend/locale/fr_FR/LC_MESSAGES/django.mo
index 1062972e8..1987dc160 100644
Binary files a/src/backend/locale/fr_FR/LC_MESSAGES/django.mo and b/src/backend/locale/fr_FR/LC_MESSAGES/django.mo differ
diff --git a/src/backend/locale/fr_FR/LC_MESSAGES/django.po b/src/backend/locale/fr_FR/LC_MESSAGES/django.po
index 3ed800407..0e42c691c 100644
--- a/src/backend/locale/fr_FR/LC_MESSAGES/django.po
+++ b/src/backend/locale/fr_FR/LC_MESSAGES/django.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: lasuite-people\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-10-15 07:19+0000\n"
+"POT-Creation-Date: 2024-12-01 08:22+0000\n"
 "PO-Revision-Date: 2024-10-15 07:23\n"
 "Last-Translator: \n"
 "Language-Team: French\n"
@@ -29,15 +29,35 @@ msgstr "Permissions"
 msgid "Important dates"
 msgstr "Dates importantes"
 
-#: core/api/serializers.py:253
+#: core/api/filters.py:16
+msgid "Creator is me"
+msgstr ""
+
+#: core/api/filters.py:19
+msgid "Favorite"
+msgstr ""
+
+#: core/api/filters.py:22
+msgid "Title"
+msgstr ""
+
+#: core/api/serializers.py:284
+msgid "A new document was created on your behalf!"
+msgstr "Un nouveau document a été créé pour vous !"
+
+#: core/api/serializers.py:287
+msgid "You have been granted ownership of a new document:"
+msgstr "Vous avez été déclaré propriétaire d'un nouveau document :"
+
+#: core/api/serializers.py:390
 msgid "Body"
 msgstr ""
 
-#: core/api/serializers.py:256
+#: core/api/serializers.py:393
 msgid "Body type"
 msgstr ""
 
-#: core/api/serializers.py:262
+#: core/api/serializers.py:399
 msgid "Format"
 msgstr ""
 
@@ -49,6 +69,10 @@ msgstr ""
 msgid "User info contained no recognizable user identification"
 msgstr ""
 
+#: core/authentication/backends.py:88
+msgid "User account is disabled"
+msgstr ""
+
 #: core/models.py:62 core/models.py:69
 msgid "Reader"
 msgstr "Lecteur"
@@ -65,294 +89,293 @@ msgstr "Administrateur"
 msgid "Owner"
 msgstr "Propriétaire"
 
-#: core/models.py:80
+#: core/models.py:83
 msgid "Restricted"
 msgstr "Restreint"
 
-#: core/models.py:84
+#: core/models.py:87
 msgid "Authenticated"
 msgstr "Authentifié"
 
-#: core/models.py:86
+#: core/models.py:89
 msgid "Public"
 msgstr "Public"
 
-#: core/models.py:98
+#: core/models.py:101
 msgid "id"
 msgstr ""
 
-#: core/models.py:99
+#: core/models.py:102
 msgid "primary key for the record as UUID"
 msgstr ""
 
-#: core/models.py:105
+#: core/models.py:108
 msgid "created on"
 msgstr ""
 
-#: core/models.py:106
+#: core/models.py:109
 msgid "date and time at which a record was created"
 msgstr ""
 
-#: core/models.py:111
+#: core/models.py:114
 msgid "updated on"
 msgstr ""
 
-#: core/models.py:112
+#: core/models.py:115
 msgid "date and time at which a record was last updated"
 msgstr ""
 
-#: core/models.py:132
-msgid "Enter a valid sub. This value may contain only letters, numbers, and @/./+/-/_ characters."
+#: core/models.py:135
+msgid ""
+"Enter a valid sub. This value may contain only letters, numbers, and @/./+/-/"
+"_/: characters."
 msgstr ""
 
-#: core/models.py:138
+#: core/models.py:141
 msgid "sub"
 msgstr ""
 
-#: core/models.py:140
-msgid "Required. 255 characters or fewer. Letters, numbers, and @/./+/-/_ characters only."
+#: core/models.py:143
+msgid ""
+"Required. 255 characters or fewer. Letters, numbers, and @/./+/-/_/: "
+"characters only."
 msgstr ""
 
-#: core/models.py:149
+#: core/models.py:152
 msgid "full name"
 msgstr ""
 
-#: core/models.py:150
+#: core/models.py:153
 msgid "short name"
 msgstr ""
 
-#: core/models.py:152
+#: core/models.py:155
 msgid "identity email address"
 msgstr ""
 
-#: core/models.py:157
+#: core/models.py:160
 msgid "admin email address"
 msgstr ""
 
-#: core/models.py:164
+#: core/models.py:167
 msgid "language"
 msgstr ""
 
-#: core/models.py:165
+#: core/models.py:168
 msgid "The language in which the user wants to see the interface."
 msgstr ""
 
-#: core/models.py:171
+#: core/models.py:174
 msgid "The timezone in which the user wants to see times."
 msgstr ""
 
-#: core/models.py:174
+#: core/models.py:177
 msgid "device"
 msgstr ""
 
-#: core/models.py:176
+#: core/models.py:179
 msgid "Whether the user is a device or a real user."
 msgstr ""
 
-#: core/models.py:179
+#: core/models.py:182
 msgid "staff status"
 msgstr ""
 
-#: core/models.py:181
+#: core/models.py:184
 msgid "Whether the user can log into this admin site."
 msgstr ""
 
-#: core/models.py:184
+#: core/models.py:187
 msgid "active"
 msgstr ""
 
-#: core/models.py:187
-msgid "Whether this user should be treated as active. Unselect this instead of deleting accounts."
+#: core/models.py:190
+msgid ""
+"Whether this user should be treated as active. Unselect this instead of "
+"deleting accounts."
 msgstr ""
 
-#: core/models.py:199
+#: core/models.py:202
 msgid "user"
 msgstr ""
 
-#: core/models.py:200
+#: core/models.py:203
 msgid "users"
 msgstr ""
 
-#: core/models.py:332 core/models.py:638
+#: core/models.py:340 core/models.py:701
 msgid "title"
 msgstr ""
 
-#: core/models.py:347
+#: core/models.py:358
 msgid "Document"
 msgstr ""
 
-#: core/models.py:348
+#: core/models.py:359
 msgid "Documents"
 msgstr ""
 
-#: core/models.py:351
+#: core/models.py:362
 msgid "Untitled Document"
 msgstr ""
 
-#: core/models.py:530
-#, python-format
-msgid "%(sender_name)s shared a document with you: %(document)s"
-msgstr "%(sender_name)s a partagé un document avec vous: %(document)s"
+#: core/models.py:578
+#, python-brace-format
+msgid "{name} shared a document with you!"
+msgstr "{name} a partagé un document avec vous !"
+
+#: core/models.py:580
+#, python-brace-format
+msgid "{name} invited you with the role ``{role}`` on the following document:"
+msgstr "{name} vous a invité avec le rôle ``{role}`` sur le document suivant :"
+
+#: core/models.py:583
+#, python-brace-format
+msgid "{name} shared a document with you: {title}"
+msgstr "{name} a partagé un document avec vous: {title}"
 
-#: core/models.py:574
+#: core/models.py:606
 msgid "Document/user link trace"
 msgstr ""
 
-#: core/models.py:575
+#: core/models.py:607
 msgid "Document/user link traces"
 msgstr ""
 
-#: core/models.py:581
+#: core/models.py:613
 msgid "A link trace already exists for this document/user."
 msgstr ""
 
-#: core/models.py:602
+#: core/models.py:636
+msgid "Document favorite"
+msgstr ""
+
+#: core/models.py:637
+msgid "Document favorites"
+msgstr ""
+
+#: core/models.py:643
+msgid ""
+"This document is already targeted by a favorite relation instance for the "
+"same user."
+msgstr ""
+
+#: core/models.py:665
 msgid "Document/user relation"
 msgstr ""
 
-#: core/models.py:603
+#: core/models.py:666
 msgid "Document/user relations"
 msgstr ""
 
-#: core/models.py:609
+#: core/models.py:672
 msgid "This user is already in this document."
 msgstr ""
 
-#: core/models.py:615
+#: core/models.py:678
 msgid "This team is already in this document."
 msgstr ""
 
-#: core/models.py:621 core/models.py:810
+#: core/models.py:684 core/models.py:873
 msgid "Either user or team must be set, not both."
 msgstr ""
 
-#: core/models.py:639
+#: core/models.py:702
 msgid "description"
 msgstr ""
 
-#: core/models.py:640
+#: core/models.py:703
 msgid "code"
 msgstr ""
 
-#: core/models.py:641
+#: core/models.py:704
 msgid "css"
 msgstr ""
 
-#: core/models.py:643
+#: core/models.py:706
 msgid "public"
 msgstr ""
 
-#: core/models.py:645
+#: core/models.py:708
 msgid "Whether this template is public for anyone to use."
 msgstr ""
 
-#: core/models.py:651
+#: core/models.py:714
 msgid "Template"
 msgstr ""
 
-#: core/models.py:652
+#: core/models.py:715
 msgid "Templates"
 msgstr ""
 
-#: core/models.py:791
+#: core/models.py:854
 msgid "Template/user relation"
 msgstr ""
 
-#: core/models.py:792
+#: core/models.py:855
 msgid "Template/user relations"
 msgstr ""
 
-#: core/models.py:798
+#: core/models.py:861
 msgid "This user is already in this template."
 msgstr ""
 
-#: core/models.py:804
+#: core/models.py:867
 msgid "This team is already in this template."
 msgstr ""
 
-#: core/models.py:827
+#: core/models.py:890
 msgid "email address"
 msgstr ""
 
-#: core/models.py:844
+#: core/models.py:908
 msgid "Document invitation"
 msgstr ""
 
-#: core/models.py:845
+#: core/models.py:909
 msgid "Document invitations"
 msgstr ""
 
-#: core/models.py:862
+#: core/models.py:926
 msgid "This email is already associated to a registered user."
 msgstr ""
 
-#: core/templates/mail/html/hello.html:159 core/templates/mail/text/hello.txt:3
-msgid "Company logo"
-msgstr ""
-
-#: core/templates/mail/html/hello.html:188 core/templates/mail/text/hello.txt:5
-#, python-format
-msgid "Hello %(name)s"
-msgstr ""
-
-#: core/templates/mail/html/hello.html:188 core/templates/mail/text/hello.txt:5
-msgid "Hello"
-msgstr ""
-
-#: core/templates/mail/html/hello.html:189 core/templates/mail/text/hello.txt:6
-msgid "Thank you very much for your visit!"
-msgstr ""
-
-#: core/templates/mail/html/hello.html:221
-#, python-format
-msgid "This mail has been sent to %(email)s by <a href=\"%(href)s\">%(name)s</a>"
-msgstr ""
-
 #: core/templates/mail/html/invitation.html:159
 #: core/templates/mail/text/invitation.txt:3
 msgid "La Suite Numérique"
 msgstr ""
 
-#: core/templates/mail/html/invitation.html:189
-#: core/templates/mail/text/invitation.txt:6
-#, python-format
-msgid " %(sender_name)s shared a document with you ! "
-msgstr " %(sender_name)s a partagé un document avec vous ! "
-
-#: core/templates/mail/html/invitation.html:196
-#: core/templates/mail/text/invitation.txt:8
-#, python-format
-msgid " %(sender_name_email)s invited you with the role \"%(role)s\" on the following document : "
-msgstr " %(sender_name_email)s vous a invité avec le rôle \"%(role)s\" sur le document suivant : "
-
-#: core/templates/mail/html/invitation.html:205
+#: core/templates/mail/html/invitation.html:207
 #: core/templates/mail/text/invitation.txt:10
 msgid "Open"
 msgstr "Ouvrir"
 
-#: core/templates/mail/html/invitation.html:222
+#: core/templates/mail/html/invitation.html:224
 #: core/templates/mail/text/invitation.txt:14
-msgid " Docs, your new essential tool for organizing, sharing and collaborating on your documents as a team. "
-msgstr " Docs, votre nouvel outil incontournable pour organiser, partager et collaborer sur vos documents en équipe. "
+msgid ""
+" Docs, your new essential tool for organizing, sharing and collaborating on "
+"your documents as a team. "
+msgstr ""
+" Docs, votre nouvel outil incontournable pour organiser, partager et "
+"collaborer sur vos documents en équipe. "
 
-#: core/templates/mail/html/invitation.html:229
+#: core/templates/mail/html/invitation.html:231
 #: core/templates/mail/text/invitation.txt:16
 msgid "Brought to you by La Suite Numérique"
 msgstr "Proposé par La Suite Numérique"
 
-#: core/templates/mail/text/hello.txt:8
-#, python-format
-msgid "This mail has been sent to %(email)s by %(name)s [%(href)s]"
-msgstr ""
-
-#: impress/settings.py:177
+#: impress/settings.py:236
 msgid "English"
 msgstr ""
 
-#: impress/settings.py:178
+#: impress/settings.py:237
 msgid "French"
 msgstr ""
 
-#: impress/settings.py:176
+#: impress/settings.py:238
 msgid "German"
 msgstr ""
+
+#, python-format
+#~ msgid " %(sender_name)s shared a document with you! "
+#~ msgstr "%(sender_name)s a partagé un document avec vous !"
diff --git a/src/mail/mjml/invitation.mjml b/src/mail/mjml/invitation.mjml
index f0db2e76b..1a12ce442 100644
--- a/src/mail/mjml/invitation.mjml
+++ b/src/mail/mjml/invitation.mjml
@@ -22,17 +22,11 @@
       <mj-section mj-class="bg--white-100" padding="30px 20px 60px 20px">
         <mj-column>
           <mj-text align="center">
-            <h1>
-              {% blocktrans %}
-                {{sender_name}} shared a document with you !
-              {% endblocktrans %}
-            </h1>
+            <h1>{{title|capfirst}}</h1>
           </mj-text>
           <!-- Main Message -->
           <mj-text>
-            {% blocktrans %}
-              {{sender_name_email}} invited you with the role "{{role}}" on the following document : 
-            {% endblocktrans %}
+            {{message|capfirst}}
             <a href="{{link}}">{{document.title}}</a>
           </mj-text>
           <mj-button
diff --git a/src/mail/mjml/partial/footer.mjml b/src/mail/mjml/partial/footer.mjml
deleted file mode 100644
index ad343a3aa..000000000
--- a/src/mail/mjml/partial/footer.mjml
+++ /dev/null
@@ -1,9 +0,0 @@
-<mj-section padding="0">
-  <mj-column>
-    <mj-text mj-class="text--small" align="center" padding="20px 20px">
-      {% blocktranslate with href=site.url name=site.name trimmed %}
-        This mail has been sent to {{email}} by <a href="{{href}}">{{name}}</a>
-      {% endblocktranslate %}
-    </mj-text>
-  </mj-column>
-</mj-section>