diff --git a/composer.json b/composer.json
index d3d05d0c8..fc249ea02 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,8 @@
       "pocketmine/log": "^0.2.0",
       "pocketmine/log-pthreads": "^0.1.0",
       "pocketmine/callback-validator": "^1.0.1",
-      "adhocore/json-comment": "^0.1.0"
+      "adhocore/json-comment": "^0.1.0",
+      "ocramius/package-versions": "^1.5"
    },
    "require-dev": {
       "phpstan/phpstan": "^0.12.14",
diff --git a/composer.lock b/composer.lock
index 78a37fed9..7bb68fa4f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "6870d7b85559a32e2929692e0a0da169",
+    "content-hash": "3449adb803690a36539c03ecb3a8fb3d",
     "packages": [
         {
             "name": "adhocore/json-comment",
@@ -50,6 +50,57 @@
             ],
             "time": "2020-01-03T13:51:23+00:00"
         },
+        {
+            "name": "ocramius/package-versions",
+            "version": "1.5.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Ocramius/PackageVersions.git",
+                "reference": "1d32342b8c1eb27353c8887c366147b4c2da673c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Ocramius/PackageVersions/zipball/1d32342b8c1eb27353c8887c366147b4c2da673c",
+                "reference": "1d32342b8c1eb27353c8887c366147b4c2da673c",
+                "shasum": ""
+            },
+            "require": {
+                "composer-plugin-api": "^1.0.0",
+                "php": "^7.3.0"
+            },
+            "require-dev": {
+                "composer/composer": "^1.8.6",
+                "doctrine/coding-standard": "^6.0.0",
+                "ext-zip": "*",
+                "infection/infection": "^0.13.4",
+                "phpunit/phpunit": "^8.2.5",
+                "vimeo/psalm": "^3.4.9"
+            },
+            "type": "composer-plugin",
+            "extra": {
+                "class": "PackageVersions\\Installer",
+                "branch-alias": {
+                    "dev-master": "1.6.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "PackageVersions\\": "src/PackageVersions"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com"
+                }
+            ],
+            "description": "Composer plugin that provides efficient querying for installed package versions (no runtime IO)",
+            "time": "2019-07-17T15:49:50+00:00"
+        },
         {
             "name": "pocketmine/binaryutils",
             "version": "0.1.11",
@@ -649,5 +700,6 @@
         "ext-zip": "*",
         "ext-zlib": ">=1.2.11"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
 }
diff --git a/src/pocketmine/CrashDump.php b/src/pocketmine/CrashDump.php
index 49c0ff170..9837b501c 100644
--- a/src/pocketmine/CrashDump.php
+++ b/src/pocketmine/CrashDump.php
@@ -23,13 +23,13 @@ declare(strict_types=1);
 
 namespace pocketmine;
 
+use PackageVersions\Versions;
 use pocketmine\network\mcpe\protocol\ProtocolInfo;
 use pocketmine\plugin\PluginBase;
 use pocketmine\plugin\PluginLoadOrder;
 use pocketmine\plugin\PluginManager;
 use pocketmine\utils\Utils;
 use pocketmine\utils\VersionString;
-use raklib\RakLib;
 use function base64_encode;
 use function date;
 use function error_get_last;
@@ -88,7 +88,7 @@ class CrashDump{
 	 * having their content changed, version format changing, etc.
 	 * It is not necessary to increase this when adding new fields.
 	 */
-	private const FORMAT_VERSION = 2;
+	private const FORMAT_VERSION = 3;
 
 	private const PLUGIN_INVOLVEMENT_NONE = "none";
 	private const PLUGIN_INVOLVEMENT_DIRECT = "direct";
@@ -345,18 +345,22 @@ class CrashDump{
 		$this->data["general"]["is_dev"] = \pocketmine\IS_DEVELOPMENT_BUILD;
 		$this->data["general"]["protocol"] = ProtocolInfo::CURRENT_PROTOCOL;
 		$this->data["general"]["git"] = \pocketmine\GIT_COMMIT;
-		$this->data["general"]["raklib"] = RakLib::VERSION;
 		$this->data["general"]["uname"] = php_uname("a");
 		$this->data["general"]["php"] = phpversion();
 		$this->data["general"]["zend"] = zend_version();
 		$this->data["general"]["php_os"] = PHP_OS;
 		$this->data["general"]["os"] = Utils::getOS();
+		$this->data["general"]["composer_libraries"] = Versions::VERSIONS;
 		$this->addLine($this->server->getName() . " version: " . $version->getFullVersion(true) . " [Protocol " . ProtocolInfo::CURRENT_PROTOCOL . "]");
 		$this->addLine("Git commit: " . \pocketmine\GIT_COMMIT);
 		$this->addLine("uname -a: " . php_uname("a"));
 		$this->addLine("PHP Version: " . phpversion());
 		$this->addLine("Zend version: " . zend_version());
 		$this->addLine("OS : " . PHP_OS . ", " . Utils::getOS());
+		$this->addLine("Composer libraries: ");
+		foreach(Versions::VERSIONS as $library => $libraryVersion){
+			$this->addLine("- $library $libraryVersion");
+		}
 	}
 
 	/**