diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/workflow_debug.php b/src/Symfony/Bundle/FrameworkBundle/Resources/config/workflow_debug.php
index c37373e0f605a..4909b7d6921ef 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/config/workflow_debug.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/config/workflow_debug.php
@@ -22,6 +22,8 @@
             ])
             ->args([
                 tagged_iterator('workflow', 'name'),
+                service('event_dispatcher'),
+                service('debug.file_link_formatter'),
             ])
     ;
 };
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/workflow.html.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/workflow.html.twig
index 05bc799536bb6..377b74f609f21 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/workflow.html.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/workflow.html.twig
@@ -1,5 +1,102 @@
 {% extends '@WebProfiler/Profiler/layout.html.twig' %}
 
+{% block stylesheets %}
+    {{ parent() }}
+    <style>
+        dialog {
+            border: none;
+            border-radius: 6px;
+            box-shadow: var(--settings-modal-shadow);
+            max-width: 94%;
+            width: 1200px;
+        }
+
+        dialog::backdrop {
+            background: linear-gradient(
+                45deg,
+                rgb(18, 18, 20, 0.4),
+                rgb(17, 17, 20, 0.8)
+            );
+        }
+
+        dialog[open] {
+            animation: scale 0.3s ease normal;
+        }
+
+        dialog[open]::backdrop {
+            animation: backdrop 0.3s ease normal;
+        }
+
+        dialog.hide {
+            animation-direction: reverse;
+        }
+
+        dialog h2 {
+            margin-top: 0.2em
+        }
+
+        dialog i.cancel {
+            cursor: pointer;
+            padding: 0 5px;
+            float: right;
+        }
+
+        dialog table {
+            border: 1px solid #ccc;
+            border-collapse: collapse;
+            margin: 0 0 1em 0;
+            margin-bottom: 1em;
+            padding: 0;
+            table-layout: fixed;
+        }
+
+        dialog table tr {
+            background-color: #f8f8f8;
+            border: 1px solid #ddd;
+            padding: .35em;
+        }
+
+        dialog table th,
+        dialog table td {
+            padding: .625em;
+            text-align: center;
+        }
+
+        dialog table th {
+            font-size: .85em;
+            letter-spacing: .1em;
+            text-transform: uppercase;
+        }
+
+        dialog menu {
+            padding: 0;
+            margin: 0;
+            display: flex;
+            align-items: center;
+            flex-direction: row;
+            vertical-align: middle;
+            justify-content: center;
+        }
+
+        dialog menu small {
+            margin-right: auto;
+        }
+        dialog menu small i {
+            margin-right: 3px;
+        }
+
+        @keyframes scale {
+            from { transform: scale(0); }
+            to { transform: scale(1); }
+        }
+
+        @keyframes backdrop {
+            from { opacity: 0; }
+            to { opacity: 1; }
+        }
+    </style>
+{% endblock %}
+
 {% block toolbar %}
     {% if collector.callsCount > 0 %}
         {% set icon %}
@@ -40,6 +137,93 @@
                 flowchart: { useMaxWidth: false },
                 securityLevel: 'loose',
             });
+
+            {% for name, data in collector.workflows %}
+                window.showNodeDetails{{ collector.hash(name) }} = function (node) {
+                    const map = {{ data.listeners|json_encode|raw }};
+                    showNodeDetails(node, map);
+                };
+            {% endfor %}
+
+            const showNodeDetails = function (node, map) {
+                const dialog = document.getElementById('detailsDialog');
+
+                dialog.querySelector('tbody').innerHTML = '';
+                for (const [eventName, listeners] of Object.entries(map[node])) {
+                    listeners.forEach(listener => {
+                        const row = document.createElement('tr');
+
+                        const eventNameCode = document.createElement('code');
+                        eventNameCode.textContent = eventName;
+
+                        const eventNameCell = document.createElement('td');
+                        eventNameCell.appendChild(eventNameCode);
+                        row.appendChild(eventNameCell);
+
+                        const listenerDetailsCell = document.createElement('td');
+                        row.appendChild(listenerDetailsCell);
+
+                        let listenerDetails;
+                        const listenerDetailsCode = document.createElement('code');
+                        listenerDetailsCode.textContent = listener.title;
+                        if (listener.file) {
+                            const link = document.createElement('a');
+                            link.href = listener.file;
+                            link.appendChild(listenerDetailsCode);
+                            listenerDetails = link;
+                        } else {
+                            listenerDetails = listenerDetailsCode;
+                        }
+                        listenerDetailsCell.appendChild(listenerDetails);
+
+                        if (typeof listener.guardExpressions === 'object') {
+                            listenerDetailsCell.appendChild(document.createElement('br'));
+
+                            const guardExpressionsWrapper = document.createElement('span');
+                            guardExpressionsWrapper.appendChild(document.createTextNode('guard expressions: '));
+
+                            listener.guardExpressions.forEach((expression, index) => {
+                                if (index > 0) {
+                                    guardExpressionsWrapper.appendChild(document.createTextNode(', '));
+                                }
+
+                                const expressionCode = document.createElement('code');
+                                expressionCode.textContent = expression;
+                                guardExpressionsWrapper.appendChild(expressionCode);
+                            });
+
+                            listenerDetailsCell.appendChild(guardExpressionsWrapper);
+                        }
+
+                        dialog.querySelector('tbody').appendChild(row);
+                    });
+                };
+
+                if (dialog.dataset.processed) {
+                    dialog.showModal();
+                    return;
+                }
+
+                dialog.addEventListener('click', (e) => {
+                    const rect = dialog.getBoundingClientRect();
+
+                    const inDialog =
+                        rect.top <= e.clientY &&
+                        e.clientY <= rect.top + rect.height &&
+                        rect.left <= e.clientX &&
+                        e.clientX <= rect.left + rect.width;
+
+                    !inDialog && dialog.close();
+                });
+
+                dialog.querySelectorAll('.cancel').forEach(elt => {
+                    elt.addEventListener('click', () => dialog.close());
+                });
+
+                dialog.showModal();
+
+                dialog.dataset.processed = true;
+            };
             // We do not load all mermaid diagrams at once, but only when the tab is opened
             // This is because mermaid diagrams are in a tab, and cannot be renderer with a
             // "good size" if they are not visible
@@ -71,6 +255,9 @@
                         <h3>Definition</h3>
                         <pre class="sf-mermaid">
                             {{ data.dump|raw }}
+                            {% for nodeId, events in data.listeners %}
+                                click {{ nodeId }} showNodeDetails{{ collector.hash(name) }}
+                            {% endfor %}
                         </pre>
 
                         <h3>Calls</h3>
@@ -128,4 +315,26 @@
             {% endfor %}
         </div>
     {% endif %}
+
+    <dialog id="detailsDialog">
+        <h2>
+            Event listeners
+            <i class="cancel">×</i>
+        </h2>
+
+        <table>
+            <thead>
+                <tr>
+                    <th>event</th>
+                    <th>listener</th>
+                </tr>
+            </thead>
+            <tbody>
+            </tbody>
+        </table>
+        <menu>
+            <small><i>⌨</i> <kbd>esc</kbd></small>
+            <button class="btn btn-sm cancel">Close</button>
+        </menu>
+    </dialog>
 {% endblock %}
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Icon/workflow.svg b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Icon/workflow.svg
index c6b9886f94f34..4f697a7a49b6e 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Icon/workflow.svg
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Icon/workflow.svg
@@ -1 +1,8 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="800" height="800" class="icon" viewBox="0 0 1024 1024"><path fill="currentColor" d="M149.333 661.333h213.334v213.334H149.333zm603.734-249.6L633.6 292.267c-8.533-8.534-8.533-21.334 0-29.867l119.467-119.467c8.533-8.533 21.333-8.533 29.866 0L902.4 262.4c8.533 8.533 8.533 21.333 0 29.867L782.933 411.733c-8.533 8.534-21.333 8.534-29.866 0zM128 277.333a128 128 0 1 0 256 0 128 128 0 1 0-256 0ZM640 768a128 128 0 1 0 256 0 128 128 0 1 0-256 0ZM234.667 512h42.666v106.667h-42.666z"/><path fill="currentColor" d="m256 448-64 85.333h128zM426.667 256h106.666v42.667H426.667z"/><path fill="currentColor" d="m597.333 277.333-85.333-64v128zM746.667 448h42.666v106.667h-42.666z"/><path fill="currentColor" d="m768 618.667 64-85.334H704z"/></svg>
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round">
+   <path stroke="none" d="M0 0h24v24H0z" fill="none"></path>
+   <path d="M12 18m-2 0a2 2 0 1 0 4 0a2 2 0 1 0 -4 0"></path>
+   <path d="M7 6m-2 0a2 2 0 1 0 4 0a2 2 0 1 0 -4 0"></path>
+   <path d="M17 6m-2 0a2 2 0 1 0 4 0a2 2 0 1 0 -4 0"></path>
+   <path d="M7 8v2a2 2 0 0 0 2 2h6a2 2 0 0 0 2 -2v-2"></path>
+   <path d="M12 12l0 4"></path>
+</svg>
diff --git a/src/Symfony/Component/Workflow/DataCollector/WorkflowDataCollector.php b/src/Symfony/Component/Workflow/DataCollector/WorkflowDataCollector.php
index 69780121b35c3..656594dff6871 100644
--- a/src/Symfony/Component/Workflow/DataCollector/WorkflowDataCollector.php
+++ b/src/Symfony/Component/Workflow/DataCollector/WorkflowDataCollector.php
@@ -11,6 +11,8 @@
 
 namespace Symfony\Component\Workflow\DataCollector;
 
+use Symfony\Component\ErrorHandler\ErrorRenderer\FileLinkFormatter;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\DataCollector\DataCollector;
@@ -19,8 +21,12 @@
 use Symfony\Component\VarDumper\Cloner\Stub;
 use Symfony\Component\Workflow\Debug\TraceableWorkflow;
 use Symfony\Component\Workflow\Dumper\MermaidDumper;
+use Symfony\Component\Workflow\EventListener\GuardExpression;
+use Symfony\Component\Workflow\EventListener\GuardListener;
 use Symfony\Component\Workflow\Marking;
+use Symfony\Component\Workflow\Transition;
 use Symfony\Component\Workflow\TransitionBlocker;
+use Symfony\Component\Workflow\WorkflowInterface;
 
 /**
  * @author Grégoire Pineau <lyrixx@lyrixx.info>
@@ -29,6 +35,8 @@ final class WorkflowDataCollector extends DataCollector implements LateDataColle
 {
     public function __construct(
         private readonly iterable $workflows,
+        private readonly EventDispatcherInterface $eventDispatcher,
+        private readonly FileLinkFormatter $fileLinkFormatter,
     ) {
     }
 
@@ -50,6 +58,7 @@ public function lateCollect(): void
             $this->data['workflows'][$workflow->getName()] = [
                 'dump' => $dumper->dump($workflow->getDefinition()),
                 'calls' => $calls,
+                'listeners' => $this->getEventListeners($workflow),
             ];
         }
     }
@@ -102,4 +111,120 @@ protected function getCasters(): array
 
         return $casters;
     }
+
+    public function hash(string $string): string
+    {
+        return hash('xxh128', $string);
+    }
+
+    private function getEventListeners(WorkflowInterface $workflow): array
+    {
+        $listeners = [];
+        $placeId = 0;
+        foreach ($workflow->getDefinition()->getPlaces() as $place) {
+            $eventNames = [];
+            $subEventNames = [
+                'leave',
+                'enter',
+                'entered',
+            ];
+            foreach ($subEventNames as $subEventName) {
+                $eventNames[] = sprintf('workflow.%s', $subEventName);
+                $eventNames[] = sprintf('workflow.%s.%s', $workflow->getName(), $subEventName);
+                $eventNames[] = sprintf('workflow.%s.%s.%s', $workflow->getName(), $subEventName, $place);
+            }
+            foreach ($eventNames as $eventName) {
+                foreach ($this->eventDispatcher->getListeners($eventName) as $listener) {
+                    $listeners["place{$placeId}"][$eventName][] = $this->summarizeListener($listener);
+                }
+            }
+
+            ++$placeId;
+        }
+
+        foreach ($workflow->getDefinition()->getTransitions() as $transitionId => $transition) {
+            $eventNames = [];
+            $subEventNames = [
+                'guard',
+                'transition',
+                'completed',
+                'announce',
+            ];
+            foreach ($subEventNames as $subEventName) {
+                $eventNames[] = sprintf('workflow.%s', $subEventName);
+                $eventNames[] = sprintf('workflow.%s.%s', $workflow->getName(), $subEventName);
+                $eventNames[] = sprintf('workflow.%s.%s.%s', $workflow->getName(), $subEventName, $transition->getName());
+            }
+            foreach ($eventNames as $eventName) {
+                foreach ($this->eventDispatcher->getListeners($eventName) as $listener) {
+                    $listeners["transition{$transitionId}"][$eventName][] = $this->summarizeListener($listener, $eventName, $transition);
+                }
+            }
+        }
+
+        return $listeners;
+    }
+
+    private function summarizeListener(callable $callable, string $eventName = null, Transition $transition = null): array
+    {
+        $extra = [];
+
+        if ($callable instanceof \Closure) {
+            $r = new \ReflectionFunction($callable);
+            if (str_contains($r->name, '{closure}')) {
+                $title = (string) $r;
+            } elseif ($class = \PHP_VERSION_ID >= 80111 ? $r->getClosureCalledClass() : $r->getClosureScopeClass()) {
+                $title = $class->name.'::'.$r->name.'()';
+            } else {
+                $title = $r->name;
+            }
+        } elseif (\is_string($callable)) {
+            $title = $callable.'()';
+            $r = new \ReflectionFunction($callable);
+        } elseif (\is_object($callable) && method_exists($callable, '__invoke')) {
+            $r = new \ReflectionMethod($callable, '__invoke');
+            $title = $callable::class.'::__invoke()';
+        } elseif (\is_array($callable)) {
+            if ($callable[0] instanceof GuardListener) {
+                if (null === $eventName || null === $transition) {
+                    throw new \LogicException('Missing event name or transition.');
+                }
+                $extra['guardExpressions'] = $this->extractGuardExpressions($callable[0], $eventName, $transition);
+            }
+            $r = new \ReflectionMethod($callable[0], $callable[1]);
+            $title = (\is_string($callable[0]) ? $callable[0] : \get_class($callable[0])).'::'.$callable[1].'()';
+        } else {
+            throw new \RuntimeException('Unknown callable type.');
+        }
+
+        $file = null;
+        if ($r->isUserDefined()) {
+            $file = $this->fileLinkFormatter->format($r->getFileName(), $r->getStartLine());
+        }
+
+        return [
+            'title' => $title,
+            'file' => $file,
+            ...$extra,
+        ];
+    }
+
+    private function extractGuardExpressions(GuardListener $listener, string $eventName, Transition $transition): array
+    {
+        $configuration = (new \ReflectionProperty(GuardListener::class, 'configuration'))->getValue($listener);
+
+        $expressions = [];
+        foreach ($configuration[$eventName] as $guard) {
+            if ($guard instanceof GuardExpression) {
+                if ($guard->getTransition() !== $transition) {
+                    continue;
+                }
+                $expressions[] = $guard->getExpression();
+            } else {
+                $expressions[] = $guard;
+            }
+        }
+
+        return $expressions;
+    }
 }
diff --git a/src/Symfony/Component/Workflow/Tests/DataCollector/WorkflowDataCollectorTest.php b/src/Symfony/Component/Workflow/Tests/DataCollector/WorkflowDataCollectorTest.php
new file mode 100644
index 0000000000000..21b4fe6ecfe54
--- /dev/null
+++ b/src/Symfony/Component/Workflow/Tests/DataCollector/WorkflowDataCollectorTest.php
@@ -0,0 +1,92 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Workflow\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\ErrorHandler\ErrorRenderer\FileLinkFormatter;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\Security\Core\Authentication\AuthenticationTrustResolverInterface;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Symfony\Component\Security\Core\Role\RoleHierarchyInterface;
+use Symfony\Component\Validator\Validator\ValidatorInterface;
+use Symfony\Component\Workflow\DataCollector\WorkflowDataCollector;
+use Symfony\Component\Workflow\EventListener\ExpressionLanguage;
+use Symfony\Component\Workflow\EventListener\GuardListener;
+use Symfony\Component\Workflow\Tests\WorkflowBuilderTrait;
+use Symfony\Component\Workflow\Workflow;
+
+class WorkflowDataCollectorTest extends TestCase
+{
+    use WorkflowBuilderTrait;
+
+    public function test()
+    {
+        $workflow1 = new Workflow($this->createComplexWorkflowDefinition(), name: 'workflow1');
+        $workflow2 = new Workflow($this->createSimpleWorkflowDefinition(), name: 'workflow2');
+        $dispatcher = new EventDispatcher();
+        $dispatcher->addListener('workflow.workflow2.leave.a', fn () => true);
+        $dispatcher->addListener('workflow.workflow2.leave.a', [self::class, 'noop']);
+        $dispatcher->addListener('workflow.workflow2.leave.a', [$this, 'noop']);
+        $dispatcher->addListener('workflow.workflow2.leave.a', $this->noop(...));
+        $dispatcher->addListener('workflow.workflow2.leave.a', 'var_dump');
+        $guardListener = new GuardListener(
+            ['workflow.workflow2.guard.t1' => ['my_expression']],
+            $this->createMock(ExpressionLanguage::class),
+            $this->createMock(TokenStorageInterface::class),
+            $this->createMock(AuthorizationCheckerInterface::class),
+            $this->createMock(AuthenticationTrustResolverInterface::class),
+            $this->createMock(RoleHierarchyInterface::class),
+            $this->createMock(ValidatorInterface::class)
+        );
+        $dispatcher->addListener('workflow.workflow2.guard.t1', [$guardListener, 'onTransition']);
+
+        $collector = new WorkflowDataCollector(
+            [$workflow1, $workflow2],
+            $dispatcher,
+            new FileLinkFormatter(),
+        );
+
+        $collector->lateCollect();
+
+        $data = $collector->getWorkflows();
+
+        $this->assertArrayHasKey('workflow1', $data);
+        $this->assertArrayHasKey('dump', $data['workflow1']);
+        $this->assertStringStartsWith("graph LR\n", $data['workflow1']['dump']);
+        $this->assertArrayHasKey('listeners', $data['workflow1']);
+
+        $this->assertSame([], $data['workflow1']['listeners']);
+        $this->assertArrayHasKey('workflow2', $data);
+        $this->assertArrayHasKey('dump', $data['workflow2']);
+        $this->assertStringStartsWith("graph LR\n", $data['workflow1']['dump']);
+        $this->assertArrayHasKey('listeners', $data['workflow2']);
+        $listeners = $data['workflow2']['listeners'];
+        $this->assertArrayHasKey('place0', $listeners);
+        $this->assertArrayHasKey('workflow.workflow2.leave.a', $listeners['place0']);
+        $descriptions = $listeners['place0']['workflow.workflow2.leave.a'];
+        $this->assertCount(5, $descriptions);
+        $this->assertStringContainsString('Closure', $descriptions[0]['title']);
+        $this->assertSame('Symfony\Component\Workflow\Tests\DataCollector\WorkflowDataCollectorTest::noop()', $descriptions[1]['title']);
+        $this->assertSame('Symfony\Component\Workflow\Tests\DataCollector\WorkflowDataCollectorTest::noop()', $descriptions[2]['title']);
+        $this->assertSame('Symfony\Component\Workflow\Tests\DataCollector\WorkflowDataCollectorTest::noop()', $descriptions[3]['title']);
+        $this->assertSame('var_dump()', $descriptions[4]['title']);
+        $this->assertArrayHasKey('transition0', $listeners);
+        $this->assertArrayHasKey('workflow.workflow2.guard.t1', $listeners['transition0']);
+        $this->assertSame('Symfony\Component\Workflow\EventListener\GuardListener::onTransition()', $listeners['transition0']['workflow.workflow2.guard.t1'][0]['title']);
+        $this->assertSame(['my_expression'], $listeners['transition0']['workflow.workflow2.guard.t1'][0]['guardExpressions']);
+    }
+
+    public static function noop()
+    {
+    }
+}
diff --git a/src/Symfony/Component/Workflow/composer.json b/src/Symfony/Component/Workflow/composer.json
index 3a95fdd268c54..689219800eea1 100644
--- a/src/Symfony/Component/Workflow/composer.json
+++ b/src/Symfony/Component/Workflow/composer.json
@@ -26,8 +26,10 @@
     "require-dev": {
         "psr/log": "^1|^2|^3",
         "symfony/dependency-injection": "^5.4|^6.0|^7.0",
+        "symfony/error-handler": "^6.4|^7.0",
         "symfony/event-dispatcher": "^5.4|^6.0|^7.0",
         "symfony/expression-language": "^5.4|^6.0|^7.0",
+        "symfony/http-kernel": "^6.4|^7.0",
         "symfony/security-core": "^5.4|^6.0|^7.0",
         "symfony/validator": "^5.4|^6.0|^7.0"
     },