diff --git a/polylan_submitter/games/admin.py b/polylan_submitter/games/admin.py
index 2dfca54..bb906d6 100644
--- a/polylan_submitter/games/admin.py
+++ b/polylan_submitter/games/admin.py
@@ -1,4 +1,9 @@
 from django.contrib import admin, messages
+from django_object_actions import (
+    DjangoObjectActions,
+    action,
+    takes_instance_or_queryset,
+)
 
 from submissions.tasks import sync_event_game_scopes_task
 
@@ -19,17 +24,22 @@ class GameAdmin(admin.ModelAdmin):
 
 
 @admin.register(EventGame)
-class EventGameAdmin(admin.ModelAdmin):
+class EventGameAdmin(DjangoObjectActions, admin.ModelAdmin):
     list_display = ["game", "event", "enabled", "has_apibot_token"]
     list_filter = ["event", "enabled"]
     search_fields = ["game__name", "event__name"]
     actions = ["sync_scopes"]
+    change_actions = ["sync_scopes"]
 
     @admin.display(description="AAndT token", boolean=True)
     def has_apibot_token(self, obj):
         return bool(obj.apibot_token)
 
-    @admin.action(description="Sync scopes from AAndT for selected EventGames")
+    @action(
+        label="Sync scopes",
+        description="Sync scopes from AAndT for selected EventGames",
+    )
+    @takes_instance_or_queryset
     def sync_scopes(self, request, queryset):
         tokened = queryset.exclude(apibot_token__isnull=True).exclude(apibot_token="")
         skipped = queryset.count() - tokened.count()
diff --git a/polylan_submitter/market/admin.py b/polylan_submitter/market/admin.py
index b67fca8..ce4c97c 100644
--- a/polylan_submitter/market/admin.py
+++ b/polylan_submitter/market/admin.py
@@ -1,4 +1,9 @@
 from django.contrib import admin
+from django_object_actions import (
+    DjangoObjectActions,
+    action,
+    takes_instance_or_queryset,
+)
 from market.models import Market, MarketOption, UserBet, UserPointChange
 
 
@@ -9,7 +14,7 @@ class MarketOptionInline(admin.TabularInline):
 
 
 @admin.register(Market)
-class MarketAdmin(admin.ModelAdmin):
+class MarketAdmin(DjangoObjectActions, admin.ModelAdmin):
     list_display = ["title", "status", "end_date", "created_by", "created_at"]
     list_filter = ["status", "created_at"]
     search_fields = ["uuid", "title"]
@@ -39,22 +44,25 @@ class MarketAdmin(admin.ModelAdmin):
             obj.created_by = request.user
         super().save_model(request, obj, form, change)
 
-    @admin.action(description="Publish selected draft markets")
+    actions = ["publish_markets", "close_markets"]
+    change_actions = ["publish_markets", "close_markets"]
+
+    @action(label="Publish", description="Publish selected draft markets")
+    @takes_instance_or_queryset
     def publish_markets(self, request, queryset):
         updated = queryset.filter(status=Market.Status.DRAFT).update(
             status=Market.Status.OPEN
         )
         self.message_user(request, f"Published {updated} market(s).")
 
-    @admin.action(description="Close selected markets")
+    @action(label="Close", description="Close selected markets")
+    @takes_instance_or_queryset
     def close_markets(self, request, queryset):
         updated = queryset.filter(status=Market.Status.OPEN).update(
             status=Market.Status.CLOSED
         )
         self.message_user(request, f"Closed {updated} market(s).")
 
-    actions = ["publish_markets", "close_markets"]
-
 
 @admin.register(MarketOption)
 class MarketOptionAdmin(admin.ModelAdmin):
diff --git a/polylan_submitter/noita/admin.py b/polylan_submitter/noita/admin.py
index 7c759ec..21c06bc 100644
--- a/polylan_submitter/noita/admin.py
+++ b/polylan_submitter/noita/admin.py
@@ -1,11 +1,16 @@
 from django.contrib import admin
+from django_object_actions import (
+    DjangoObjectActions,
+    action,
+    takes_instance_or_queryset,
+)
 
 from noita.services.objectives import parse_objectives_and_store
 from .models import LogfileSubmission, Objectiv, ObjectivPoint, DeathCounter
 
 
 @admin.register(LogfileSubmission)
-class LogfileSubmissionAdmin(admin.ModelAdmin):
+class LogfileSubmissionAdmin(DjangoObjectActions, admin.ModelAdmin):
     list_display = (
         "id",
         "user",
@@ -26,7 +31,10 @@ class LogfileSubmissionAdmin(admin.ModelAdmin):
     )
 
     actions = ["validate_submission"]
+    change_actions = ["validate_submission"]
 
+    @action(label="Validate", description="Validate selected submissions")
+    @takes_instance_or_queryset
     def validate_submission(self, request, queryset):
         for logfile in queryset:
             parse_objectives_and_store(logfile)
diff --git a/polylan_submitter/opus_magnum/admin.py b/polylan_submitter/opus_magnum/admin.py
index f547ab5..bdcf2fc 100644
--- a/polylan_submitter/opus_magnum/admin.py
+++ b/polylan_submitter/opus_magnum/admin.py
@@ -1,6 +1,11 @@
 from django.contrib import admin
 from django.utils.html import format_html
 from django.utils import timezone
+from django_object_actions import (
+    DjangoObjectActions,
+    action,
+    takes_instance_or_queryset,
+)
 from opus_magnum.models import (
     SteamAPIKey,
     SteamCollection,
@@ -185,7 +190,7 @@ class PuzzleResponseInline(admin.TabularInline):
 
 
 @admin.register(Submission)
-class SubmissionAdmin(admin.ModelAdmin):
+class SubmissionAdmin(DjangoObjectActions, admin.ModelAdmin):
     list_display = [
         "id",
         "user",
@@ -238,9 +243,11 @@ class SubmissionAdmin(admin.ModelAdmin):
     )
 
     actions = ["mark_as_validated"]
+    change_actions = ["mark_as_validated"]
 
+    @action(label="Validate", description="Mark selected submissions as validated")
+    @takes_instance_or_queryset
     def mark_as_validated(self, request, queryset):
-        """Mark selected submissions as validated"""
         updated = 0
         for submission in queryset:
             if not submission.is_validated:
@@ -254,11 +261,9 @@ class SubmissionAdmin(admin.ModelAdmin):
 
         self.message_user(request, f"{updated} submissions marked as validated.")
 
-    mark_as_validated.short_description = "Mark selected submissions as validated"
-
 
 @admin.register(PuzzleResponse)
-class PuzzleResponseAdmin(admin.ModelAdmin):
+class PuzzleResponseAdmin(DjangoObjectActions, admin.ModelAdmin):
     list_display = [
         "puzzle_name",
         "submission",
@@ -314,22 +319,22 @@ class PuzzleResponseAdmin(admin.ModelAdmin):
     )
 
     actions = ["mark_for_validation", "clear_validation_flag"]
+    change_actions = ["mark_for_validation", "clear_validation_flag"]
 
+    @action(label="Mark for validation", description="Mark as needing validation")
+    @takes_instance_or_queryset
     def mark_for_validation(self, request, queryset):
-        """Mark selected responses as needing validation"""
         updated = queryset.update(needs_manual_validation=True)
         self.message_user(request, f"{updated} responses marked for validation.")
 
+    @action(label="Clear validation flag", description="Clear validation flag")
+    @takes_instance_or_queryset
     def clear_validation_flag(self, request, queryset):
-        """Clear validation flag for selected responses"""
         updated = queryset.update(needs_manual_validation=False)
         self.message_user(
             request, f"{updated} responses cleared from validation queue."
         )
 
-    mark_for_validation.short_description = "Mark as needing validation"
-    clear_validation_flag.short_description = "Clear validation flag"
-
 
 @admin.register(SubmissionFile)
 class SubmissionFileAdmin(admin.ModelAdmin):
diff --git a/polylan_submitter/polylan_submitter/settings.py b/polylan_submitter/polylan_submitter/settings.py
index 8861d84..465b2a1 100644
--- a/polylan_submitter/polylan_submitter/settings.py
+++ b/polylan_submitter/polylan_submitter/settings.py
@@ -45,6 +45,7 @@ INSTALLED_APPS = [
     "django_vite",
     "django_rq",
     "django_tasks_rq",
+    "django_object_actions",
     "accounts",
     "events",
     "animations",
diff --git a/pyproject.toml b/pyproject.toml
index ab9d1d5..543e060 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,6 +25,7 @@ dependencies = [
     "django-rq",
     "django-tasks-rq",
     "httpx>=0.28.1",
+    "django-object-actions>=5.1.2",
 ]
 
 [dependency-groups]
diff --git a/uv.lock b/uv.lock
index 7ff0d35..ebe1926 100644
--- a/uv.lock
+++ b/uv.lock
@@ -677,6 +677,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/64/96/d967ca440d6a8e3861120f51985d8e5aec79b9a8bdda16041206adfe7adc/django_extensions-4.1-py3-none-any.whl", hash = "sha256:0699a7af28f2523bf8db309a80278519362cd4b6e1fd0a8cd4bf063e1e023336", size = 232980, upload-time = "2025-04-11T01:15:37.701Z" },
 ]
 
+[[package]]
+name = "django-object-actions"
+version = "5.1.2"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/c4/2f/99e8fa3d117becebfbe46d54d0b85d81475b6375b85507907a7aaf1d5d2b/django_object_actions-5.1.2.tar.gz", hash = "sha256:a11ac544e5beb6b309a50e184a2086e1e18f6469704d9609bbe083a8972a2245", size = 19048, upload-time = "2026-05-28T05:48:29.88Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/37/23/c5743780fc68433f244fba86cd64b513b9d6a9491714ac700a4654b5e00f/django_object_actions-5.1.2-py3-none-any.whl", hash = "sha256:366dcd5ccfb3ef6a16ce4c147be8df2a35b52d637eb36fb9c558e28419ae4038", size = 16900, upload-time = "2026-05-28T05:48:28.56Z" },
+]
+
 [[package]]
 name = "django-redis"
 version = "6.0.0"
@@ -1626,6 +1635,7 @@ dependencies = [
     { name = "django", version = "5.2.14", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.12'" },
     { name = "django", version = "6.0.5", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.12'" },
     { name = "django-channels" },
+    { name = "django-object-actions" },
     { name = "django-redis" },
     { name = "django-rq" },
     { name = "django-shinobi" },
@@ -1666,6 +1676,7 @@ requires-dist = [
     { name = "daphne" },
     { name = "django" },
     { name = "django-channels" },
+    { name = "django-object-actions", specifier = ">=5.1.2" },
     { name = "django-redis" },
     { name = "django-rq" },
     { name = "django-shinobi" },