diff --git a/src/Illuminate/Contracts/Auth/Authenticatable.php b/src/Illuminate/Contracts/Auth/Authenticatable.php
new file mode 100644
index 000000000..4e5a80061
--- /dev/null
+++ b/src/Illuminate/Contracts/Auth/Authenticatable.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Illuminate\Contracts\Auth;
+
+interface Authenticatable
+{
+    public function getAuthIdentifierName();
+    public function getAuthIdentifier();
+    public function getAuthPasswordName();
+    public function getAuthPassword();
+    public function getRememberToken();
+    public function setRememberToken($value);
+    public function getRememberTokenName();
+}
diff --git a/src/Illuminate/Contracts/Auth/Guard.php b/src/Illuminate/Contracts/Auth/Guard.php
new file mode 100644
index 000000000..f564f320c
--- /dev/null
+++ b/src/Illuminate/Contracts/Auth/Guard.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Illuminate\Contracts\Auth;
+
+interface Guard
+{
+    public function check();
+    public function guest();
+    public function user();
+    public function id();
+    public function validate(array $credentials = []);
+    public function hasUser();
+    public function setUser(Authenticatable $user);
+}
diff --git a/src/Illuminate/Contracts/Auth/UserProvider.php b/src/Illuminate/Contracts/Auth/UserProvider.php
new file mode 100644
index 000000000..b664e731d
--- /dev/null
+++ b/src/Illuminate/Contracts/Auth/UserProvider.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Illuminate\Contracts\Auth;
+
+interface UserProvider
+{
+    public function retrieveById($identifier);
+    public function retrieveByToken($identifier, $token);
+    public function updateRememberToken(Authenticatable $user, $token);
+    public function retrieveByCredentials(array $credentials);
+    public function validateCredentials(Authenticatable $user, array $credentials);
+    public function rehashPasswordIfRequired(Authenticatable $user, array $credentials, bool $force = false);
+}
diff --git a/src/Illuminate/Contracts/Bus/Dispatcher.php b/src/Illuminate/Contracts/Bus/Dispatcher.php
new file mode 100644
index 000000000..dfe1d76f7
--- /dev/null
+++ b/src/Illuminate/Contracts/Bus/Dispatcher.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Illuminate\Contracts\Bus;
+
+interface Dispatcher
+{
+    public function dispatch($command);
+    public function dispatchSync($command, $handler = null);
+    public function dispatchNow($command, $handler = null);
+    public function dispatchAfterResponse($command, $handler = null);
+    public function chain($jobs = null);
+    public function hasCommandHandler($command);
+    public function getCommandHandler($command);
+    public function pipeThrough(array $pipes);
+    public function map(array $map);
+}
diff --git a/src/Illuminate/Contracts/Bus/QueueingDispatcher.php b/src/Illuminate/Contracts/Bus/QueueingDispatcher.php
new file mode 100644
index 000000000..58bad5dc8
--- /dev/null
+++ b/src/Illuminate/Contracts/Bus/QueueingDispatcher.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Illuminate\Contracts\Bus;
+
+interface QueueingDispatcher extends Dispatcher
+{
+    public function findBatch(string $batchId);
+    public function batch($jobs);
+    public function dispatchToQueue($command);
+}
diff --git a/src/Illuminate/Contracts/Cache/Factory.php b/src/Illuminate/Contracts/Cache/Factory.php
new file mode 100644
index 000000000..372adbba8
--- /dev/null
+++ b/src/Illuminate/Contracts/Cache/Factory.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Cache;
+
+interface Factory
+{
+    public function store($name = null);
+}
diff --git a/src/Illuminate/Contracts/Cache/Repository.php b/src/Illuminate/Contracts/Cache/Repository.php
new file mode 100644
index 000000000..b7f78067d
--- /dev/null
+++ b/src/Illuminate/Contracts/Cache/Repository.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Illuminate\Contracts\Cache;
+
+use Closure;
+use Psr\SimpleCache\CacheInterface;
+
+interface Repository extends CacheInterface
+{
+    public function pull($key, $default = null);
+    public function put($key, $value, $ttl = null);
+    public function add($key, $value, $ttl = null);
+    public function increment($key, $value = 1);
+    public function decrement($key, $value = 1);
+    public function forever($key, $value);
+    public function remember($key, $ttl, Closure $callback);
+    public function sear($key, Closure $callback);
+    public function rememberForever($key, Closure $callback);
+    public function touch($key, $ttl);
+    public function forget($key);
+    public function getStore();
+}
diff --git a/src/Illuminate/Contracts/Cache/Store.php b/src/Illuminate/Contracts/Cache/Store.php
new file mode 100644
index 000000000..6dfb35e04
--- /dev/null
+++ b/src/Illuminate/Contracts/Cache/Store.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Illuminate\Contracts\Cache;
+
+interface Store
+{
+    public function get($key);
+    public function many(array $keys);
+    public function put($key, $value, $seconds);
+    public function putMany(array $values, $seconds);
+    public function increment($key, $value = 1);
+    public function decrement($key, $value = 1);
+    public function forever($key, $value);
+    public function touch($key, $seconds);
+    public function forget($key);
+    public function flush();
+    public function getPrefix();
+}
diff --git a/src/Illuminate/Contracts/Config/Repository.php b/src/Illuminate/Contracts/Config/Repository.php
new file mode 100644
index 000000000..8df075ff8
--- /dev/null
+++ b/src/Illuminate/Contracts/Config/Repository.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Illuminate\Contracts\Config;
+
+interface Repository
+{
+    public function has($key);
+    public function get($key, $default = null);
+    public function all();
+    public function set($key, $value = null);
+    public function prepend($key, $value);
+    public function push($key, $value);
+}
diff --git a/src/Illuminate/Contracts/Container/BindingResolutionException.php b/src/Illuminate/Contracts/Container/BindingResolutionException.php
new file mode 100644
index 000000000..a69c24c5b
--- /dev/null
+++ b/src/Illuminate/Contracts/Container/BindingResolutionException.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Container;
+
+use Exception;
+use Psr\Container\ContainerExceptionInterface;
+
+class BindingResolutionException extends Exception implements ContainerExceptionInterface
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Container/CircularDependencyException.php b/src/Illuminate/Contracts/Container/CircularDependencyException.php
new file mode 100644
index 000000000..6c90381cc
--- /dev/null
+++ b/src/Illuminate/Contracts/Container/CircularDependencyException.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Container;
+
+use Exception;
+use Psr\Container\ContainerExceptionInterface;
+
+class CircularDependencyException extends Exception implements ContainerExceptionInterface
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Container/Container.php b/src/Illuminate/Contracts/Container/Container.php
new file mode 100644
index 000000000..9a2063b38
--- /dev/null
+++ b/src/Illuminate/Contracts/Container/Container.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Illuminate\Contracts\Container;
+
+use Closure;
+use Psr\Container\ContainerInterface;
+
+interface Container extends ContainerInterface
+{
+    public function bound($abstract);
+    public function alias($abstract, $alias);
+    public function tag($abstracts, $tags);
+    public function tagged($tag);
+    public function bind($abstract, $concrete = null, $shared = false);
+    public function bindMethod($method, $callback);
+    public function bindIf($abstract, $concrete = null, $shared = false);
+    public function singleton($abstract, $concrete = null);
+    public function singletonIf($abstract, $concrete = null);
+    public function extend($abstract, Closure $closure);
+    public function instance($abstract, $instance);
+    public function addContextualBinding($concrete, $abstract, $implementation);
+    public function when($concrete);
+    public function factory($abstract);
+    public function flush();
+    public function make($abstract, array $parameters = []);
+    public function call($callback, array $parameters = [], $defaultMethod = null);
+    public function resolved($abstract);
+    public function beforeResolving($abstract, ?Closure $callback = null);
+    public function resolving($abstract, ?Closure $callback = null);
+    public function afterResolving($abstract, ?Closure $callback = null);
+}
diff --git a/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php b/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php
new file mode 100644
index 000000000..a00553963
--- /dev/null
+++ b/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Container;
+
+interface ContextualBindingBuilder
+{
+    public function needs($abstract);
+    public function give($implementation);
+    public function giveTagged($tag);
+    public function giveConfig($key, $default = null);
+}
diff --git a/src/Illuminate/Contracts/Cookie/Factory.php b/src/Illuminate/Contracts/Cookie/Factory.php
new file mode 100644
index 000000000..42f29eacc
--- /dev/null
+++ b/src/Illuminate/Contracts/Cookie/Factory.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Cookie;
+
+interface Factory
+{
+    public function shouldCollect();
+}
diff --git a/src/Illuminate/Contracts/Cookie/QueueingFactory.php b/src/Illuminate/Contracts/Cookie/QueueingFactory.php
new file mode 100644
index 000000000..9a57d4b4a
--- /dev/null
+++ b/src/Illuminate/Contracts/Cookie/QueueingFactory.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Illuminate\Contracts\Cookie;
+
+interface QueueingFactory extends Factory
+{
+    public function queue(...$parameters);
+    public function unqueue($name, $path = null);
+    public function getQueuedCookies();
+}
diff --git a/src/Illuminate/Contracts/Database/ModelIdentifier.php b/src/Illuminate/Contracts/Database/ModelIdentifier.php
new file mode 100644
index 000000000..d1ee00055
--- /dev/null
+++ b/src/Illuminate/Contracts/Database/ModelIdentifier.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Illuminate\Contracts\Database;
+
+class ModelIdentifier
+{
+    public $class;
+    public $id;
+    public $relations;
+    public $connection;
+    public $collectionClass;
+
+    public function __construct($class, $id, array $relations, $connection)
+    {
+        $this->class = $class;
+        $this->id = $id;
+        $this->relations = $relations;
+        $this->connection = $connection;
+    }
+
+    public function useCollectionClass(?string $collectionClass)
+    {
+        $this->collectionClass = $collectionClass;
+        return $this;
+    }
+
+    public function getClass(): ?string
+    {
+        return $this->class;
+    }
+}
diff --git a/src/Illuminate/Contracts/Encryption/DecryptException.php b/src/Illuminate/Contracts/Encryption/DecryptException.php
new file mode 100644
index 000000000..7edebc9ca
--- /dev/null
+++ b/src/Illuminate/Contracts/Encryption/DecryptException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Illuminate\Contracts\Encryption;
+
+use RuntimeException;
+
+class DecryptException extends RuntimeException
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Encryption/EncryptException.php b/src/Illuminate/Contracts/Encryption/EncryptException.php
new file mode 100644
index 000000000..2146ee0a1
--- /dev/null
+++ b/src/Illuminate/Contracts/Encryption/EncryptException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Illuminate\Contracts\Encryption;
+
+use RuntimeException;
+
+class EncryptException extends RuntimeException
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Encryption/Encrypter.php b/src/Illuminate/Contracts/Encryption/Encrypter.php
new file mode 100644
index 000000000..1df71e141
--- /dev/null
+++ b/src/Illuminate/Contracts/Encryption/Encrypter.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace Illuminate\Contracts\Encryption;
+
+interface Encrypter
+{
+    public function encrypt($value, $serialize = true);
+    public function decrypt($payload, $unserialize = true);
+    public function getKey();
+    public function getAllKeys();
+    public function getPreviousKeys();
+}
diff --git a/src/Illuminate/Contracts/Events/Dispatcher.php b/src/Illuminate/Contracts/Events/Dispatcher.php
new file mode 100644
index 000000000..26e6e17fe
--- /dev/null
+++ b/src/Illuminate/Contracts/Events/Dispatcher.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Illuminate\Contracts\Events;
+
+interface Dispatcher
+{
+    public function listen($events, $listener = null);
+    public function hasListeners($eventName);
+    public function subscribe($subscriber);
+    public function until($event, $payload = []);
+    public function dispatch($event, $payload = [], $halt = false);
+    public function push($event, $payload = []);
+    public function flush($event);
+    public function forget($event);
+    public function forgetPushed();
+}
diff --git a/src/Illuminate/Contracts/Filesystem/FileNotFoundException.php b/src/Illuminate/Contracts/Filesystem/FileNotFoundException.php
new file mode 100644
index 000000000..37b7930dc
--- /dev/null
+++ b/src/Illuminate/Contracts/Filesystem/FileNotFoundException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Illuminate\Contracts\Filesystem;
+
+use Exception;
+
+class FileNotFoundException extends Exception
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Filesystem/Filesystem.php b/src/Illuminate/Contracts/Filesystem/Filesystem.php
new file mode 100644
index 000000000..f18e9ca71
--- /dev/null
+++ b/src/Illuminate/Contracts/Filesystem/Filesystem.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Illuminate\Contracts\Filesystem;
+
+interface Filesystem
+{
+    const VISIBILITY_PUBLIC = 'public';
+    const VISIBILITY_PRIVATE = 'private';
+
+    public function path($path);
+    public function exists($path);
+    public function get($path);
+    public function readStream($path);
+    public function put($path, $contents, $options = []);
+    public function putFile($path, $file = null, $options = []);
+    public function putFileAs($path, $file, $name = null, $options = []);
+    public function writeStream($path, $resource, array $options = []);
+    public function getVisibility($path);
+    public function setVisibility($path, $visibility);
+    public function prepend($path, $data);
+    public function append($path, $data);
+    public function delete($paths);
+    public function copy($from, $to);
+    public function move($from, $to);
+    public function size($path);
+    public function lastModified($path);
+    public function files($directory = null, $recursive = false);
+    public function allFiles($directory = null);
+    public function directories($directory, $recursive = false);
+    public function allDirectories($directory = null);
+    public function makeDirectory($path);
+    public function deleteDirectory($directory);
+}
diff --git a/src/Illuminate/Contracts/Hashing/Hasher.php b/src/Illuminate/Contracts/Hashing/Hasher.php
new file mode 100644
index 000000000..cc47c9d10
--- /dev/null
+++ b/src/Illuminate/Contracts/Hashing/Hasher.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Hashing;
+
+interface Hasher
+{
+    public function info($hashedValue);
+    public function make($value, array $options = []);
+    public function check($value, $hashedValue, array $options = []);
+    public function needsRehash($hashedValue, array $options = []);
+}
diff --git a/src/Illuminate/Contracts/Http/Kernel.php b/src/Illuminate/Contracts/Http/Kernel.php
new file mode 100644
index 000000000..202902e6a
--- /dev/null
+++ b/src/Illuminate/Contracts/Http/Kernel.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Http;
+
+interface Kernel
+{
+    public function bootstrap();
+    public function handle($request);
+    public function terminate($request, $response);
+    public function getApplication();
+}
diff --git a/src/Illuminate/Contracts/Mail/MailQueue.php b/src/Illuminate/Contracts/Mail/MailQueue.php
new file mode 100644
index 000000000..667a21597
--- /dev/null
+++ b/src/Illuminate/Contracts/Mail/MailQueue.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Illuminate\Contracts\Mail;
+
+interface MailQueue
+{
+    public function queue($view, $queue = null);
+    public function later($delay, $view, $queue = null);
+}
diff --git a/src/Illuminate/Contracts/Mail/Mailer.php b/src/Illuminate/Contracts/Mail/Mailer.php
new file mode 100644
index 000000000..6c4eea7d7
--- /dev/null
+++ b/src/Illuminate/Contracts/Mail/Mailer.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Illuminate\Contracts\Mail;
+
+interface Mailer
+{
+    public function to($users);
+    public function cc($users);
+    public function bcc($users);
+    public function raw($text, $callback);
+    public function send($view, array $data = [], $callback = null);
+    public function sendNow($mailable, array $data = [], $callback = null);
+}
diff --git a/src/Illuminate/Contracts/Queue/Job.php b/src/Illuminate/Contracts/Queue/Job.php
new file mode 100644
index 000000000..e3e90f08d
--- /dev/null
+++ b/src/Illuminate/Contracts/Queue/Job.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Illuminate\Contracts\Queue;
+
+interface Job
+{
+    public function uuid();
+    public function getJobId();
+    public function payload();
+    public function fire();
+    public function release($delay = 0);
+    public function isReleased();
+    public function delete();
+    public function isDeleted();
+    public function isDeletedOrReleased();
+    public function attempts();
+    public function hasFailed();
+    public function markAsFailed();
+    public function fail($e = null);
+    public function maxTries();
+    public function maxExceptions();
+    public function timeout();
+    public function retryUntil();
+    public function getName();
+    public function resolveName();
+    public function resolveQueuedJobClass();
+    public function getConnectionName();
+    public function getQueue();
+    public function getRawBody();
+}
diff --git a/src/Illuminate/Contracts/Queue/Queue.php b/src/Illuminate/Contracts/Queue/Queue.php
new file mode 100644
index 000000000..ee1d6156c
--- /dev/null
+++ b/src/Illuminate/Contracts/Queue/Queue.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Illuminate\Contracts\Queue;
+
+interface Queue
+{
+    public function size($queue = null);
+    public function pendingSize($queue = null);
+    public function delayedSize($queue = null);
+    public function reservedSize($queue = null);
+    public function creationTimeOfOldestPendingJob($queue = null);
+    public function push($job, $data = '', $queue = null);
+    public function pushOn($queue, $job, $data = '');
+    public function pushRaw($payload, $queue = null, array $options = []);
+    public function later($delay, $job, $data = '', $queue = null);
+    public function laterOn($queue, $delay, $job, $data = '');
+    public function bulk($jobs, $data = '', $queue = null);
+    public function pop($queue = null);
+    public function getConnectionName();
+    public function setConnectionName($name);
+}
diff --git a/src/Illuminate/Contracts/Queue/ShouldQueue.php b/src/Illuminate/Contracts/Queue/ShouldQueue.php
new file mode 100644
index 000000000..0e9965290
--- /dev/null
+++ b/src/Illuminate/Contracts/Queue/ShouldQueue.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Queue;
+
+interface ShouldQueue
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Redis/Factory.php b/src/Illuminate/Contracts/Redis/Factory.php
new file mode 100644
index 000000000..513953cf2
--- /dev/null
+++ b/src/Illuminate/Contracts/Redis/Factory.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Redis;
+
+interface Factory
+{
+    public function connection($name = null);
+}
diff --git a/src/Illuminate/Contracts/Routing/Registrar.php b/src/Illuminate/Contracts/Routing/Registrar.php
new file mode 100644
index 000000000..6a94b9006
--- /dev/null
+++ b/src/Illuminate/Contracts/Routing/Registrar.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Illuminate\Contracts\Routing;
+
+interface Registrar
+{
+    public function get($uri, $action);
+    public function post($uri, $action);
+    public function put($uri, $action);
+    public function delete($uri, $action);
+    public function patch($uri, $action);
+    public function options($uri, $action);
+    public function match($methods, $uri, $action);
+    public function resource($name, $controller, array $options = []);
+    public function group(array $attributes, $routes);
+    public function substituteBindings($route);
+    public function substituteImplicitBindings($route);
+}
diff --git a/src/Illuminate/Contracts/Routing/UrlGenerator.php b/src/Illuminate/Contracts/Routing/UrlGenerator.php
new file mode 100644
index 000000000..357e74f2c
--- /dev/null
+++ b/src/Illuminate/Contracts/Routing/UrlGenerator.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Illuminate\Contracts\Routing;
+
+interface UrlGenerator
+{
+    public function current();
+    public function previous($fallback = false);
+    public function to($path, $extra = [], $secure = null);
+    public function secure($path, $parameters = []);
+    public function asset($path, $secure = null);
+    public function route($name, $parameters = [], $absolute = true);
+    public function signedRoute($name, $parameters = [], $expiration = null, $absolute = true);
+    public function temporarySignedRoute($name, $expiration, $parameters = [], $absolute = true);
+    public function query($path, $query = [], $extra = [], $secure = null);
+    public function action($action, $parameters = [], $absolute = true);
+    public function getRootControllerNamespace();
+    public function setRootControllerNamespace($rootNamespace);
+}
diff --git a/src/Illuminate/Contracts/Session/Session.php b/src/Illuminate/Contracts/Session/Session.php
new file mode 100644
index 000000000..ffeabb5b8
--- /dev/null
+++ b/src/Illuminate/Contracts/Session/Session.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Illuminate\Contracts\Session;
+
+interface Session
+{
+    public function getName();
+    public function setName($name);
+    public function getId();
+    public function setId($id);
+    public function start();
+    public function save();
+    public function all();
+    public function exists($key);
+    public function has($key);
+    public function get($key, $default = null);
+    public function pull($key, $default = null);
+    public function put($key, $value = null);
+    public function flash(string $key, $value = true);
+    public function token();
+    public function regenerateToken();
+    public function remove($key);
+    public function forget($keys);
+    public function flush();
+    public function invalidate();
+    public function regenerate($destroy = false);
+    public function migrate($destroy = false);
+    public function isStarted();
+    public function previousUrl();
+    public function setPreviousUrl($url);
+    public function getHandler();
+    public function handlerNeedsRequest();
+    public function setRequestOnHandler($request);
+}
diff --git a/src/Illuminate/Contracts/Support/Arrayable.php b/src/Illuminate/Contracts/Support/Arrayable.php
new file mode 100644
index 000000000..e04f4d50c
--- /dev/null
+++ b/src/Illuminate/Contracts/Support/Arrayable.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Support;
+
+interface Arrayable
+{
+    public function toArray();
+}
diff --git a/src/Illuminate/Contracts/Support/Jsonable.php b/src/Illuminate/Contracts/Support/Jsonable.php
new file mode 100644
index 000000000..a80e7f759
--- /dev/null
+++ b/src/Illuminate/Contracts/Support/Jsonable.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Support;
+
+interface Jsonable
+{
+    public function toJson($options = 0);
+}
diff --git a/src/Illuminate/Contracts/Support/MessageProvider.php b/src/Illuminate/Contracts/Support/MessageProvider.php
new file mode 100644
index 000000000..16dca6bbe
--- /dev/null
+++ b/src/Illuminate/Contracts/Support/MessageProvider.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Support;
+
+interface MessageProvider
+{
+    public function getMessageBag();
+}
diff --git a/src/Illuminate/Contracts/Support/Renderable.php b/src/Illuminate/Contracts/Support/Renderable.php
new file mode 100644
index 000000000..7a4fa95c8
--- /dev/null
+++ b/src/Illuminate/Contracts/Support/Renderable.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Illuminate\Contracts\Support;
+
+interface Renderable
+{
+    public function render();
+}
diff --git a/src/Illuminate/Contracts/View/Factory.php b/src/Illuminate/Contracts/View/Factory.php
new file mode 100644
index 000000000..9e5258ac8
--- /dev/null
+++ b/src/Illuminate/Contracts/View/Factory.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Illuminate\Contracts\View;
+
+interface Factory
+{
+    public function exists($view);
+    public function file($path, $data = [], $mergeData = []);
+    public function make($view, $data = [], $mergeData = []);
+    public function share($key, $value = null);
+    public function composer($views, $callback);
+    public function creator($views, $callback);
+    public function addNamespace($namespace, $hints);
+    public function replaceNamespace($namespace, $hints);
+}
diff --git a/src/Illuminate/Contracts/View/View.php b/src/Illuminate/Contracts/View/View.php
new file mode 100644
index 000000000..a174b4033
--- /dev/null
+++ b/src/Illuminate/Contracts/View/View.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace Illuminate\Contracts\View;
+
+use Illuminate\Contracts\Support\Renderable;
+
+interface View extends Renderable
+{
+    public function name();
+    public function with($key, $value = null);
+    public function getData();
+}
diff --git a/src/Illuminate/Foundation/Console/Optimize/config.php b/src/Illuminate/Foundation/Console/Optimize/config.php
index 169c3a93c..9b838ea48 100755
--- a/src/Illuminate/Foundation/Console/Optimize/config.php
+++ b/src/Illuminate/Foundation/Console/Optimize/config.php
@@ -101,6 +101,7 @@
     $basePath.'/vendor/laravel/framework/src/Illuminate/Support/MessageBag.php',
     $basePath.'/vendor/laravel/framework/src/Illuminate/Support/Facades/View.php',
     $basePath.'/vendor/laravel/framework/src/Illuminate/Support/Contracts/RenderableInterface.php',
+    $basePath.'/vendor/laravel/framework/src/Illuminate/Contracts/Support/Renderable.php',
     $basePath.'/vendor/laravel/framework/src/Illuminate/View/View.php',
     $basePath.'/vendor/laravel/framework/src/Illuminate/View/Engines/EngineInterface.php',
     $basePath.'/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php',
diff --git a/src/Illuminate/Http/Response.php b/src/Illuminate/Http/Response.php
index 217673537..6231382e2 100755
--- a/src/Illuminate/Http/Response.php
+++ b/src/Illuminate/Http/Response.php
@@ -3,7 +3,7 @@
 use ArrayObject;
 use Illuminate\Support\Contracts\ArrayableInterface;
 use Illuminate\Support\Contracts\JsonableInterface;
-use Illuminate\Support\Contracts\RenderableInterface;
+use Illuminate\Contracts\Support\Renderable;
 use InvalidArgumentException;
 use JsonSerializable;
 use Symfony\Component\HttpFoundation\Response as SymfonyResponse;
@@ -65,10 +65,10 @@ public function setContent($content): static
             }
 		}
 
-		// If this content implements the "RenderableInterface", then we will call the
+		// If this content implements the "Renderable", then we will call the
 		// render method on the object so we will avoid any "__toString" exceptions
 		// that might be thrown and have their errors obscured by PHP's handling.
-		elseif ($content instanceof RenderableInterface)
+		elseif ($content instanceof Renderable)
 		{
 			$content = $content->render();
 		}
diff --git a/src/Illuminate/Support/Contracts/ArrayableInterface.php b/src/Illuminate/Support/Contracts/ArrayableInterface.php
index 03834929e..55f136459 100755
--- a/src/Illuminate/Support/Contracts/ArrayableInterface.php
+++ b/src/Illuminate/Support/Contracts/ArrayableInterface.php
@@ -1,6 +1,8 @@
 <?php namespace Illuminate\Support\Contracts;
 
-interface ArrayableInterface {
+use Illuminate\Contracts\Support\Arrayable;
+
+interface ArrayableInterface extends Arrayable {
 
 	/**
 	 * Get the instance as an array.
diff --git a/src/Illuminate/Support/Contracts/JsonableInterface.php b/src/Illuminate/Support/Contracts/JsonableInterface.php
index 6d0094835..74514936c 100755
--- a/src/Illuminate/Support/Contracts/JsonableInterface.php
+++ b/src/Illuminate/Support/Contracts/JsonableInterface.php
@@ -1,6 +1,8 @@
 <?php namespace Illuminate\Support\Contracts;
 
-interface JsonableInterface {
+use Illuminate\Contracts\Support\Jsonable;
+
+interface JsonableInterface extends Jsonable {
 
 	/**
 	 * Convert the object to its JSON representation.
diff --git a/src/Illuminate/Support/Contracts/MessageProviderInterface.php b/src/Illuminate/Support/Contracts/MessageProviderInterface.php
index a70826b2d..4b24af5f6 100755
--- a/src/Illuminate/Support/Contracts/MessageProviderInterface.php
+++ b/src/Illuminate/Support/Contracts/MessageProviderInterface.php
@@ -1,6 +1,8 @@
 <?php namespace Illuminate\Support\Contracts;
 
-interface MessageProviderInterface {
+use Illuminate\Contracts\Support\MessageProvider;
+
+interface MessageProviderInterface extends MessageProvider {
 
 	/**
 	 * Get the messages for the instance.
diff --git a/src/Illuminate/Support/Contracts/RenderableInterface.php b/src/Illuminate/Support/Contracts/RenderableInterface.php
index 40f2288c8..8ae8523a1 100755
--- a/src/Illuminate/Support/Contracts/RenderableInterface.php
+++ b/src/Illuminate/Support/Contracts/RenderableInterface.php
@@ -1,6 +1,8 @@
 <?php namespace Illuminate\Support\Contracts;
 
-interface RenderableInterface {
+use Illuminate\Contracts\Support\Renderable;
+
+interface RenderableInterface extends Renderable {
 
 	/**
 	 * Get the evaluated contents of the object.
diff --git a/src/Illuminate/View/View.php b/src/Illuminate/View/View.php
index 278fd9d7f..de4dfcadb 100755
--- a/src/Illuminate/View/View.php
+++ b/src/Illuminate/View/View.php
@@ -2,11 +2,11 @@
 
 use ArrayAccess;
 use Closure;
+use Illuminate\Contracts\Support\Renderable;
 use Illuminate\Support\MessageBag;
 use Illuminate\View\Engines\EngineInterface;
 use Illuminate\Support\Contracts\MessageProviderInterface;
 use Illuminate\Support\Contracts\ArrayableInterface as Arrayable;
-use Illuminate\Support\Contracts\RenderableInterface as Renderable;
 
 class View implements ArrayAccess, Renderable
 {
@@ -66,12 +66,6 @@ public function __construct(Factory $factory, EngineInterface $engine, $view, $p
         $this->data = $data instanceof Arrayable ? $data->toArray() : (array) $data;
     }
 
-    /**
-     * Get the string contents of the view.
-     *
-     * @param  \Closure  $callback
-     * @return string
-     */
     public function render(?Closure $callback = null)
     {
         try {
diff --git a/tests/Http/HttpResponseTest.php b/tests/Http/HttpResponseTest.php
index 735ec8bc3..d245e3118 100755
--- a/tests/Http/HttpResponseTest.php
+++ b/tests/Http/HttpResponseTest.php
@@ -3,7 +3,7 @@
 use Illuminate\Http\Response;
 use Illuminate\Support\Contracts\ArrayableInterface;
 use Illuminate\Support\Contracts\JsonableInterface;
-use Illuminate\Support\Contracts\RenderableInterface;
+use Illuminate\Contracts\Support\Renderable;
 use L4\Tests\BackwardCompatibleTestCase;
 use Mockery as m;
 use Symfony\Component\HttpFoundation\Cookie;
@@ -52,7 +52,7 @@ public function testJsonResponsesAreConvertedAndHeadersAreSet()
 
 	public function testRenderablesAreRendered()
 	{
-		$mock = m::mock(RenderableInterface::class);
+		$mock = m::mock(Renderable::class);
 		$mock->shouldReceive('render')->once()->andReturn('foo');
 		$response = new Response($mock);
 		$this->assertEquals('foo', $response->getContent());
diff --git a/tests/View/ViewTest.php b/tests/View/ViewTest.php
index 4c11f479a..f6797238c 100755
--- a/tests/View/ViewTest.php
+++ b/tests/View/ViewTest.php
@@ -1,7 +1,7 @@
 <?php
 
 use Illuminate\Support\Contracts\ArrayableInterface;
-use Illuminate\Support\Contracts\RenderableInterface;
+use Illuminate\Contracts\Support\Renderable;
 use Illuminate\Support\MessageBag;
 use Illuminate\View\Engines\EngineInterface;
 use Illuminate\View\Factory;
@@ -178,7 +178,7 @@ public function testViewGatherDataWithRenderable()
 		$view->getFactory()->shouldReceive('decrementRender')->once()->ordered();
 		$view->getFactory()->shouldReceive('flushSectionsIfDoneRendering')->once();
 
-		$view->renderable = m::mock(RenderableInterface::class);
+		$view->renderable = m::mock(Renderable::class);
 		$view->renderable->shouldReceive('render')->once()->andReturn('text');
 		$this->assertEquals('contents', $view->render());
 	}