diff --git a/src/Stubs/7/Bundle/FrameworkBundle/Controller/AbstractController.stubphp b/src/Stubs/7/Bundle/FrameworkBundle/Controller/AbstractController.stubphp
new file mode 100644
index 0000000..e4bd43b
--- /dev/null
+++ b/src/Stubs/7/Bundle/FrameworkBundle/Controller/AbstractController.stubphp
@@ -0,0 +1,26 @@
+<?php
+
+namespace Symfony\Bundle\FrameworkBundle\Controller;
+
+use Symfony\Contracts\Service\ServiceSubscriberInterface;
+use Psr\Container\ContainerInterface;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormTypeInterface;
+
+abstract class AbstractController implements ServiceSubscriberInterface
+{
+    /**
+     * @psalm-suppress PropertyNotSetInConstructor
+     */
+    protected ContainerInterface $container;
+
+    /**
+     * @template TData
+     * @template TFormType of FormTypeInterface<TData>
+     *
+     * @psalm-param class-string<TFormType> $type
+     *
+     * @psalm-return FormInterface<TData>
+     */
+    protected function createForm(string $type, mixed $data = null, array $options = []): FormInterface {}
+}
diff --git a/src/Stubs/7/Component/HttpFoundation/InputBag.stubphp b/src/Stubs/7/Component/HttpFoundation/InputBag.stubphp
new file mode 100644
index 0000000..d959d5f
--- /dev/null
+++ b/src/Stubs/7/Component/HttpFoundation/InputBag.stubphp
@@ -0,0 +1,32 @@
+<?php
+
+namespace Symfony\Component\HttpFoundation;
+
+/**
+ * @template T of string|int|float|bool
+ */
+final class InputBag extends ParameterBag
+{
+    /**
+     * Returns a string input value by name.
+     *
+     * @template D of T|null
+     * @psalm-param D $default
+     * @psalm-return D|T
+     * @psalm-taint-source input
+     * @psalm-mutation-free
+     */
+    public function get(string $key, mixed $default = null): string|int|float|bool|null {}
+
+    /**
+     * Returns the parameters.
+     *
+     * @param string|null $key The name of the parameter to return or null to get them all
+     *
+     * @return array An array of parameters
+     *
+     * @psalm-taint-source input
+     * @psalm-mutation-free
+     */
+    public function all(?string $key = null): array {}
+}
diff --git a/src/Stubs/7/Component/HttpFoundation/ParameterBag.stubphp b/src/Stubs/7/Component/HttpFoundation/ParameterBag.stubphp
new file mode 100644
index 0000000..869a34a
--- /dev/null
+++ b/src/Stubs/7/Component/HttpFoundation/ParameterBag.stubphp
@@ -0,0 +1,30 @@
+<?php
+
+namespace Symfony\Component\HttpFoundation;
+
+class ParameterBag implements \IteratorAggregate, \Countable
+{
+    /**
+     * Returns a parameter by name.
+     *
+     * @param string $key     The key
+     * @param mixed  $default The default value if the parameter key does not exist
+     *
+     * @return mixed
+     * @psalm-taint-source input
+     * @psalm-mutation-free
+     */
+    public function get(string $key, mixed $default = null): mixed {}
+
+    /**
+     * Returns the parameters.
+     *
+     * @param string|null $key The name of the parameter to return or null to get them all
+     *
+     * @return array An array of parameters
+     *
+     * @psalm-taint-source input
+     * @psalm-mutation-free
+     */
+    public function all(?string $key = null): array {}
+}
diff --git a/src/Stubs/7/Component/HttpFoundation/Request.stubphp b/src/Stubs/7/Component/HttpFoundation/Request.stubphp
new file mode 100644
index 0000000..0ede79d
--- /dev/null
+++ b/src/Stubs/7/Component/HttpFoundation/Request.stubphp
@@ -0,0 +1,21 @@
+<?php
+
+namespace Symfony\Component\HttpFoundation;
+
+class Request
+{
+    /**
+     * @psalm-var InputBag
+     */
+    public InputBag $request;
+
+    /**
+     * @psalm-var InputBag<string>
+     */
+    public InputBag $query;
+
+    /**
+     * @psalm-var InputBag<string>
+     */
+    public InputBag $cookies;
+}
diff --git a/src/Stubs/7/Component/Serializer/Normalizer/DenormalizerInterface.stubphp b/src/Stubs/7/Component/Serializer/Normalizer/DenormalizerInterface.stubphp
new file mode 100644
index 0000000..86a10a5
--- /dev/null
+++ b/src/Stubs/7/Component/Serializer/Normalizer/DenormalizerInterface.stubphp
@@ -0,0 +1,15 @@
+<?php
+
+namespace Symfony\Component\Serializer\Normalizer;
+
+interface DenormalizerInterface
+{
+    /**
+     * @template TObject of object
+     * @template TType of string|class-string<TObject>
+     *
+     * @psalm-param TType $type
+     * @psalm-return (TType is class-string<TObject> ? TObject : mixed)
+     */
+    public function denormalize(mixed $data, string $type, ?string $format = null, array $context = []): mixed;
+}