diff --git a/doccano/app/app/settings.py b/doccano/app/app/settings.py
index 2db098c7..0f93c003 100644
--- a/doccano/app/app/settings.py
+++ b/doccano/app/app/settings.py
@@ -39,6 +39,8 @@ INSTALLED_APPS = [
     'django.contrib.staticfiles',
     'server.apps.ServerConfig',
     'widget_tweaks',
+    'rest_framework',
+    'django_filters'
 ]
 
 MIDDLEWARE = [
@@ -105,6 +107,16 @@ AUTH_PASSWORD_VALIDATORS = [
     },
 ]
 
+REST_FRAMEWORK = {
+    # Use Django's standard `django.contrib.auth` permissions,
+    # or allow read-only access for unauthenticated users.
+    'DEFAULT_PERMISSION_CLASSES': [
+        'rest_framework.permissions.DjangoModelPermissionsOrAnonReadOnly'
+    ],
+    'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.LimitOffsetPagination',
+    'PAGE_SIZE': 2,
+    'DEFAULT_FILTER_BACKENDS': ('django_filters.rest_framework.DjangoFilterBackend',)
+}
 
 # Internationalization
 # https://docs.djangoproject.com/en/2.0/topics/i18n/
diff --git a/doccano/app/app/urls.py b/doccano/app/app/urls.py
index d394ab8e..84cc3ac4 100644
--- a/doccano/app/app/urls.py
+++ b/doccano/app/app/urls.py
@@ -16,6 +16,7 @@ Including another URLconf
 from django.contrib import admin
 from django.urls import path, include
 from django.contrib.auth.views import LoginView, PasswordResetView, LogoutView
+from server.urls import router
 
 
 urlpatterns = [
@@ -25,4 +26,7 @@ urlpatterns = [
                                      redirect_authenticated_user=True), name='login'),
     path('logout/', LogoutView.as_view(), name='logout'),
     path('password_reset/', PasswordResetView.as_view(), name='password_reset'),
+    path('api-auth/', include('rest_framework.urls')),
+    path('api/', include(router.urls)),
+
 ]
diff --git a/doccano/app/db.sqlite3 b/doccano/app/db.sqlite3
index ff72ec3d..de5f7a58 100644
Binary files a/doccano/app/db.sqlite3 and b/doccano/app/db.sqlite3 differ
diff --git a/doccano/app/server/models.py b/doccano/app/server/models.py
index 113128d9..a42cfe82 100644
--- a/doccano/app/server/models.py
+++ b/doccano/app/server/models.py
@@ -16,7 +16,7 @@ class Project(models.Model):
 class Label(models.Model):
     text = models.CharField(max_length=100, unique=True)
     shortcut = models.CharField(max_length=10, unique=True)
-    project = models.ForeignKey(Project, on_delete=models.CASCADE, null=True)
+    project = models.ForeignKey(Project, on_delete=models.CASCADE)
 
     def as_dict(self):
         return {'id': self.id,
diff --git a/doccano/app/server/serializers.py b/doccano/app/server/serializers.py
new file mode 100644
index 00000000..49fe01d3
--- /dev/null
+++ b/doccano/app/server/serializers.py
@@ -0,0 +1,34 @@
+from rest_framework import serializers
+
+from .models import Label, Project, Document, Annotation
+
+
+class ProjectSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = Project
+        fields = ('id', 'name', 'description', 'created_at', 'updated_at', 'users')
+
+
+class LabelSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = Label
+        fields = ('id', 'text', 'shortcut')
+
+
+class AnnotationSerializer(serializers.ModelSerializer):
+    label = LabelSerializer()
+
+    class Meta:
+        model = Annotation
+        fields = ('id', 'prob', 'label')
+
+
+class DocumentSerializer(serializers.ModelSerializer):
+    project = ProjectSerializer()
+    annotations = AnnotationSerializer(many=True)
+
+    class Meta:
+        model = Document
+        fields = ('id', 'text', 'project', 'annotations')
diff --git a/doccano/app/server/urls.py b/doccano/app/server/urls.py
index 13ab724b..6ddf6fa4 100644
--- a/doccano/app/server/urls.py
+++ b/doccano/app/server/urls.py
@@ -3,6 +3,16 @@ from django.urls import path
 from .views import IndexView
 from .views import AnnotationAPIView, ProgressAPI, SearchAPI, InboxView
 from .views import ProjectListView, ProjectAdminView, RawDataAPI, LabelAPI, DataDownloadAPI
+from rest_framework import routers
+from .views import LabelViewSet, ProjectViewSet, DocumentViewSet
+
+
+router = routers.DefaultRouter()
+router.register(r'labels', LabelViewSet)
+router.register(r'projects', ProjectViewSet)
+router.register(r'documents', DocumentViewSet)
+#router.register(r'users', UserViewSet)
+
 
 urlpatterns = [
     path('', IndexView.as_view(), name='index'),
diff --git a/doccano/app/server/views.py b/doccano/app/server/views.py
index b3767c02..0abf3f29 100644
--- a/doccano/app/server/views.py
+++ b/doccano/app/server/views.py
@@ -1,13 +1,16 @@
 import json
 
+import django_filters
 from django.http import JsonResponse, HttpResponse
 from django.shortcuts import render
 from django.views import View
 from django.views.generic.list import ListView
 from django.views.generic.detail import DetailView
 from django.core.paginator import Paginator
+from rest_framework import viewsets, filters
 
 from .models import Annotation, Label, Document, Project
+from .serializers import LabelSerializer, ProjectSerializer, DocumentSerializer
 
 
 class IndexView(View):
@@ -195,3 +198,19 @@ class DataDownloadAPI(View):
         response['Content-Disposition'] = 'attachment; filename=annotation_data.json'
 
         return response
+
+
+class LabelViewSet(viewsets.ModelViewSet):
+    queryset = Label.objects.all()
+    serializer_class = LabelSerializer
+    filter_fields = ('text', 'project')
+
+
+class ProjectViewSet(viewsets.ModelViewSet):
+    queryset = Project.objects.all()
+    serializer_class = ProjectSerializer
+
+
+class DocumentViewSet(viewsets.ModelViewSet):
+    queryset = Document.objects.all()
+    serializer_class = DocumentSerializer