diff --git a/apps/member/admin.py b/apps/member/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/apps/member/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/apps/member/apps.py b/apps/member/apps.py
new file mode 100644
index 0000000..b704170
--- /dev/null
+++ b/apps/member/apps.py
@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class MemberConfig(AppConfig):
+    name = 'apps.member'
diff --git a/apps/member/migrations/__init__.py b/apps/member/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/apps/member/models.py b/apps/member/models.py
new file mode 100644
index 0000000..6f562c5
--- /dev/null
+++ b/apps/member/models.py
@@ -0,0 +1,219 @@
+from django.contrib.auth.models import AbstractUser
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+from polymorphic.models import PolymorphicModel
+
+from tournament.models import Team, Tournament
+
+
+class TFJMUser(AbstractUser):
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = []
+
+    email = models.EmailField(
+        unique=True,
+        verbose_name=_("email"),
+    )
+
+    team = models.ForeignKey(
+        Team,
+        null=True,
+        on_delete=models.SET_NULL,
+        related_name="users",
+        verbose_name=_("team"),
+    )
+
+    birth_date = models.DateField(
+        null=True,
+        default=None,
+        verbose_name=_("birth date"),
+    )
+
+    gender = models.CharField(
+        max_length=16,
+        null=True,
+        default=None,
+        choices=[
+            ("male", _("Male")),
+            ("female", _("Female")),
+            ("non-binary", _("Non binary")),
+        ],
+        verbose_name=_("addresss"),
+    )
+
+    address = models.CharField(
+        max_length=255,
+        null=True,
+        default=None,
+        verbose_name=_("address"),
+    )
+
+    postal_code = models.PositiveSmallIntegerField(
+        null=True,
+        default=None,
+        verbose_name=_("postal code"),
+    )
+
+    city = models.CharField(
+        max_length=255,
+        null=True,
+        default=None,
+        verbose_name=_("city"),
+    )
+
+    country = models.CharField(
+        max_length=255,
+        default="France",
+        null=True,
+        verbose_name=_("country"),
+    )
+
+    phone_number = models.CharField(
+        max_length=20,
+        null=True,
+        blank=True,
+        default=None,
+        verbose_name=_("phone number"),
+    )
+
+    school = models.CharField(
+        max_length=255,
+        null=True,
+        default=None,
+        verbose_name=_("school"),
+    )
+
+    student_class = models.CharField(
+        max_length=16,
+        choices=[
+            ('seconde', _("Seconde or less")),
+            ('première', _("Première")),
+            ('terminale', _("Terminale")),
+        ],
+        null=True,
+        default=None,
+        verbose_name="class",
+    )
+
+    responsible_name = models.CharField(
+        max_length=255,
+        null=True,
+        default=None,
+        verbose_name=_("responsible name"),
+    )
+
+    responsible_phone = models.CharField(
+        max_length=20,
+        null=True,
+        default=None,
+        verbose_name=_("responsible phone"),
+    )
+
+    responsible_email = models.EmailField(
+        null=True,
+        default=None,
+        verbose_name=_("responsible email"),
+    )
+
+    description = models.TextField(
+        null=True,
+        default=None,
+        verbose_name=_("description"),
+    )
+
+    role = models.CharField(
+        max_length=16,
+        choices=[
+            ("admin", _("admin")),
+            ("organizer", _("organizer")),
+            ("encadrant", _("encadrant")),
+            ("participant", _("participant")),
+        ]
+    )
+
+    year = models.PositiveIntegerField(
+        verbose_name=_("year"),
+    )
+
+    class Meta:
+        verbose_name = _("user")
+        verbose_name_plural = _("users")
+
+
+class AbstractDocument(PolymorphicModel):
+    file = models.FileField(
+        unique=True,
+        upload_to="files/",
+        verbose_name=_("file"),
+    )
+
+    team = models.ForeignKey(
+        Team,
+        on_delete=models.CASCADE,
+        related_name="documents",
+        verbose_name=_("team"),
+    )
+
+    tournament = models.ForeignKey(
+        Tournament,
+        on_delete=models.CASCADE,
+        related_name="documents",
+        verbose_name=_("tournament"),
+    )
+
+    type = models.CharField(
+        max_length=32,
+        choices=[
+            ("parental_consent", _("Parental consent")),
+            ("photo_consent", _("Photo consent")),
+            ("sanitary_plug", _("Sanitary plug")),
+            ("motivation_letter", _("Motivation letter")),
+            ("scholarship", _("Scholarship")),
+            ("solution", _("Solution")),
+            ("synthesis", _("Synthesis")),
+        ],
+        verbose_name=_("type"),
+    )
+
+    uploaded_at = models.DateTimeField(
+        auto_now_add=True,
+        verbose_name=_("uploaded at"),
+    )
+
+    class Meta:
+        verbose_name = _("abstract document")
+        verbose_name_plural = _("abstract documents")
+
+
+class Document(AbstractDocument):
+    class Meta:
+        verbose_name = _("document")
+        verbose_name_plural = _("documents")
+
+
+class Solution(Document):
+    problem = models.PositiveSmallIntegerField(
+        verbose_name=_("problem"),
+    )
+
+    def save(self, **kwargs):
+        self.type = "solution"
+        super().save(**kwargs)
+
+    class Meta:
+        verbose_name = _("solution")
+        verbose_name_plural = _("solutions")
+
+
+class Synthesis(Document):
+    problem = models.PositiveSmallIntegerField(
+        verbose_name=_("problem"),
+    )
+
+    def save(self, **kwargs):
+        self.type = "synthesis"
+        super().save(**kwargs)
+
+    class Meta:
+        verbose_name = _("synthesis")
+        verbose_name_plural = _("syntheses")
diff --git a/apps/member/tests.py b/apps/member/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/apps/member/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/apps/member/views.py b/apps/member/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/apps/member/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.
diff --git a/apps/tournament/admin.py b/apps/tournament/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/apps/tournament/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/apps/tournament/apps.py b/apps/tournament/apps.py
new file mode 100644
index 0000000..eec1530
--- /dev/null
+++ b/apps/tournament/apps.py
@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class TournamentConfig(AppConfig):
+    name = 'apps.tournament'
diff --git a/apps/tournament/migrations/__init__.py b/apps/tournament/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/apps/tournament/models.py b/apps/tournament/models.py
new file mode 100644
index 0000000..0628115
--- /dev/null
+++ b/apps/tournament/models.py
@@ -0,0 +1,171 @@
+import os
+
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+
+class Tournament(models.Model):
+    name = models.CharField(
+        max_length=255,
+        verbose_name=_("name"),
+    )
+
+    organizers = models.ManyToManyField(
+        'member.TFJMUser',
+        related_name="organized_tournaments",
+        verbose_name=_("organizers"),
+    )
+
+    size = models.PositiveSmallIntegerField(
+        verbose_name=_("size"),
+    )
+
+    place = models.CharField(
+        max_length=255,
+        verbose_name=_("place"),
+    )
+
+    price = models.PositiveSmallIntegerField(
+        verbose_name=_("price"),
+    )
+
+    description = models.TextField(
+        verbose_name=_("description"),
+    )
+
+    date_start = models.DateField(
+        verbose_name=_("date start"),
+    )
+
+    date_end = models.DateField(
+        verbose_name=_("date start"),
+    )
+
+    date_inscription = models.DateTimeField(
+        verbose_name=_("date of registration closing"),
+    )
+
+    date_solutions = models.DateTimeField(
+        verbose_name=_("date of maximal solution submission"),
+    )
+
+    date_syntheses = models.DateTimeField(
+        verbose_name=_("date of maximal syntheses submission"),
+    )
+
+    final = models.BooleanField(
+        verbose_name=_("final tournament"),
+    )
+
+    year = models.PositiveIntegerField(
+        verbose_name=_("year")
+    )
+
+    @classmethod
+    def get_final(cls):
+        return cls.objects.get(year=os.getenv("TFJM_YEAR"), final=True)
+
+    class Meta:
+        verbose_name = _("tournament")
+        verbose_name_plural = _("tournaments")
+
+
+class Team(models.Model):
+    name = models.CharField(
+        max_length=255,
+        verbose_name=_("name"),
+    )
+
+    trigram = models.CharField(
+        max_length=3,
+        verbose_name=_("trigram"),
+    )
+
+    tournament = models.ForeignKey(
+        Tournament,
+        on_delete=models.PROTECT,
+        verbose_name=_("tournament"),
+    )
+
+    inscription_date = models.DateTimeField(
+        auto_now_add=True,
+        verbose_name=_("inscription date"),
+    )
+
+    validation_status = models.CharField(
+        max_length=8,
+        choices=[
+            ("invalid", _("Registration not validated")),
+            ("waiting", _("Waiting for validation")),
+            ("valid", _("Registration validated")),
+        ],
+        verbose_name=_("validation status"),
+    )
+
+    selected_for_final = models.BooleanField(
+        default=False,
+        verbose_name=_("selected for final"),
+    )
+
+    access_code = models.CharField(
+        max_length=6,
+        unique=True,
+        verbose_name=_("access code"),
+    )
+
+    year = models.PositiveIntegerField(
+        verbose_name=_("year"),
+    )
+
+    @property
+    def encadrants(self):
+        return self.users.filter(role="encadrant")
+
+    @property
+    def participants(self):
+        return self.users.filter(role="participant")
+
+    class Meta:
+        verbose_name = _("team")
+        verbose_name_plural = _("teams")
+        unique_together = (('name', 'year',), ('trigram', 'year',),)
+
+
+class Payment(models.Model):
+    user = models.OneToOneField(
+        'member.TFJMUser',
+        on_delete=models.CASCADE,
+        related_name="payment",
+        verbose_name=_("user"),
+    )
+
+    team = models.ForeignKey(
+        Team,
+        on_delete=models.CASCADE,
+        related_name="payments",
+        verbose_name=_("team"),
+    )
+
+    method = models.CharField(
+        max_length=16,
+        choices=[
+            ("not_paid", _("Not paid")),
+            ("credit_card", _("Credit card")),
+            ("check", _("Bank check")),
+            ("transfer", _("Bank transfer")),
+            ("cash", _("Cash")),
+            ("scholarship", _("Scholarship")),
+        ],
+        default="not_paid",
+        verbose_name=_("payment method"),
+    )
+
+    validation_status = models.CharField(
+        max_length=8,
+        choices=[
+            ("invalid", _("Registration not validated")),
+            ("waiting", _("Waiting for validation")),
+            ("valid", _("Registration validated")),
+        ],
+        verbose_name=_("validation status"),
+    )
diff --git a/apps/tournament/tests.py b/apps/tournament/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/apps/tournament/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/apps/tournament/views.py b/apps/tournament/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/apps/tournament/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.
diff --git a/requirements.txt b/requirements.txt
index c1ebf46..9dc350c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ django-allauth==0.39.1
 django-crispy-forms==1.7.2
 django-extensions==2.1.9
 django-filter==2.2.0
-django-polymorphic==2.0.3
+django-polymorphic==2.1.2
 django-tables2==2.1.0
 docutils==0.14
 idna==2.8
diff --git a/tfjm/settings.py b/tfjm/settings.py
index 507fe74..fd4844e 100644
--- a/tfjm/settings.py
+++ b/tfjm/settings.py
@@ -11,9 +11,13 @@ https://docs.djangoproject.com/en/3.0/ref/settings/
 """
 
 import os
+import sys
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+PROJECT_DIR = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
+APPS_DIR = os.path.realpath(os.path.join(BASE_DIR, "apps"))
+sys.path.append(APPS_DIR)
 
 
 # Quick-start development settings - unsuitable for production
@@ -37,6 +41,9 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+
+    'member',
+    'tournament',
 ]
 
 MIDDLEWARE = [
@@ -100,6 +107,8 @@ AUTH_PASSWORD_VALIDATORS = [
     },
 ]
 
+AUTH_USER_MODEL = 'member.TFJMUser'
+
 
 # Internationalization
 # https://docs.djangoproject.com/en/3.0/topics/i18n/