diff --git a/aanmelden/src/api.py b/aanmelden/src/api.py
index 898e393..fb31786 100644
--- a/aanmelden/src/api.py
+++ b/aanmelden/src/api.py
@@ -1,9 +1,12 @@
 from datetime import date
+from datetime import datetime
+from json import loads
 
 from django.conf import settings
 from django.db.models import Value, F
 from django.db.models.functions import Concat
 from django.http import JsonResponse, HttpResponseBadRequest, HttpResponse
+from django.utils.dateparse import parse_date
 from django.utils.decorators import method_decorator
 from django.views.decorators.csrf import csrf_exempt
 from django.views.generic import View
@@ -13,10 +16,13 @@
     SlotContextMixin,
     AuthenticatedMixin,
 )
-from aanmelden.src.models import Presence, MacAddress, Slot, DjoUser
+from aanmelden.src.models import DjoUser
+from aanmelden.src.models import Presence, MacAddress, Slot, DAY_NUMBERS
 from aanmelden.src.utils import (
     register,
+    register_future,
     deregister,
+    deregister_future,
     NotEnoughSlotsException,
     TooManyDaysException,
     StripcardLimitReachedException,
@@ -139,7 +145,15 @@ def get(self, request):
             )
         )
 
-        return JsonResponse({"slots": slots, "members": members})
+        registered_dates = list(
+            request.user.presence_set.filter(date__gte=datetime.today())
+            .order_by("date")
+            .values_list("date", flat=True)
+        )
+
+        return JsonResponse(
+            {"slots": slots, "members": members, "registered_dates": registered_dates}
+        )
 
 
 class MarkSeen(AuthenticatedMixin, View):
@@ -156,8 +170,13 @@ def get(self, *args, **kwargs):
 
 class Register(AuthenticatedMixin, SlotContextMixin, View):
     def get(self, request, *args, **kwargs):
+        future_date = kwargs.get("date")
         try:
-            register(self.slot, request.user, request.user.is_superuser)
+            if future_date:
+                register_future(parse_date(future_date), self.slot, request.user)
+            else:
+                register(self.slot, request.user, request.user.is_superuser)
+
         except NotEnoughSlotsException:
             return JsonResponse({"error": "Not enough slots available"}, status=400)
         except TooManyDaysException:
@@ -184,9 +203,50 @@ def get(self, request, *args, **kwargs):
 
 class DeRegister(AuthenticatedMixin, SlotContextMixin, View):
     def get(self, request, *args, **kwargs):
+        future_date = kwargs.get("date")
         try:
-            deregister(self.slot, request.user)
+            if request.user.is_superuser and future_date:
+                deregister_future(parse_date(future_date), self.slot, request.user)
+            else:
+                deregister(self.slot, request.user)
+
         except AlreadySeenException:
             return JsonResponse({"error": "Je bent al aanwezig"})
 
         return JsonResponse({"error": None})
+
+
+@method_decorator(csrf_exempt, name="dispatch")
+class FutureUpdate(AuthenticatedMixin, View):
+    def patch(self, request, *args, **kwargs):
+        if not self.request.user.is_superuser:
+            return HttpResponse(status=403)
+
+        body = loads(request.body.decode("utf8"))
+        if "add" in body:
+            for add in body["add"]:
+                add_date = parse_date(add)
+                register_future(
+                    add_date,
+                    Slot.objects.filter(
+                        name=list(DAY_NUMBERS.keys())[
+                            list(DAY_NUMBERS.values()).index(add_date.weekday())
+                        ]
+                    ).first(),
+                    request.user,
+                )
+
+        if "remove" in body:
+            for remove in body["remove"]:
+                remove_date = parse_date(remove)
+                deregister_future(
+                    remove_date,
+                    Slot.objects.filter(
+                        name=list(DAY_NUMBERS.keys())[
+                            list(DAY_NUMBERS.values()).index(remove_date.weekday())
+                        ]
+                    ).first(),
+                    request.user,
+                )
+
+        return JsonResponse({"error": None})
diff --git a/aanmelden/urls.py b/aanmelden/urls.py
index eaa5328..5bfaf6e 100644
--- a/aanmelden/urls.py
+++ b/aanmelden/urls.py
@@ -64,11 +64,14 @@
     ),
     path("api/v1/slots", api.Slots.as_view()),
     path("api/v1/register/<str:day>/<str:pod>", api.Register.as_view()),
+    path("api/v1/register/<str:day>/<str:pod>/<str:date>", api.Register.as_view()),
     path("api/v1/deregister/<str:day>/<str:pod>", api.DeRegister.as_view()),
+    path("api/v1/deregister/<str:day>/<str:pod>/<str:date>", api.DeRegister.as_view()),
     path(
         "api/v1/register_manual/<str:day>/<str:pod>/<str:pk>",
         api.RegisterManual.as_view(),
     ),
+    path("api/v1/future", api.FutureUpdate.as_view()),
     path("api/v1/seen/<int:pk>/<str:seen>", api.MarkSeen.as_view()),
     re_path(r"oauth/.*", views.LoginResponseView.as_view()),
     path("", views.LoginView.as_view(), name="login"),