From 9dd6f8e92f505a381510a9d5042e2fb61224fdec Mon Sep 17 00:00:00 2001
From: Ilya Maroz <37909603+ilyamore88@users.noreply.github.com>
Date: Fri, 17 Apr 2026 20:55:33 +0100
Subject: [PATCH 1/4] feat(eventbus): create CopyUIEvent entity

---
 .../EventBus/events/ui/CopyUIEvent.ts         | 28 +++++++++++++++++++
 .../src/entities/EventBus/events/ui/index.ts  |  1 +
 2 files changed, 29 insertions(+)
 create mode 100644 packages/sdk/src/entities/EventBus/events/ui/CopyUIEvent.ts

diff --git a/packages/sdk/src/entities/EventBus/events/ui/CopyUIEvent.ts b/packages/sdk/src/entities/EventBus/events/ui/CopyUIEvent.ts
new file mode 100644
index 00000000..2472dcfe
--- /dev/null
+++ b/packages/sdk/src/entities/EventBus/events/ui/CopyUIEvent.ts
@@ -0,0 +1,28 @@
+import { UIEventBase } from './UIEventBase.js';
+
+/**
+ * Name of the copy UI event (dispatched as `ui:copy`)
+ */
+export const CopyUIEventName = 'copy';
+
+/**
+ * Payload @todo update doc
+ */
+export interface CopyUIEventPayload {
+  /**
+   * @todo update doc
+   */
+  nativeEvent: ClipboardEvent;
+}
+
+/**
+ * Delegated copy event from the editor @todo update doc
+ */
+export class CopyUIEvent extends UIEventBase<CopyUIEventPayload> {
+  /**
+   * @param payload - carries the original DOM `ClipboardEvent` as `nativeEvent` for providing rich clipboard data
+   */
+  constructor(payload: CopyUIEventPayload) {
+    super(CopyUIEventName, payload);
+  }
+}
diff --git a/packages/sdk/src/entities/EventBus/events/ui/index.ts b/packages/sdk/src/entities/EventBus/events/ui/index.ts
index 69856918..c4770540 100644
--- a/packages/sdk/src/entities/EventBus/events/ui/index.ts
+++ b/packages/sdk/src/entities/EventBus/events/ui/index.ts
@@ -1,3 +1,4 @@
 export * from './UIEventBase.js';
 export * from './BeforeInputUIEvent.js';
 export * from './KeydownUIEvent.js';
+export * from './CopyUIEvent.js';

From b53c482f26f21768c06b98f8e948579507fddb03 Mon Sep 17 00:00:00 2001
From: Ilya Maroz <37909603+ilyamore88@users.noreply.github.com>
Date: Fri, 17 Apr 2026 21:19:53 +0100
Subject: [PATCH 2/4] feat(ui-blocks): subscribe for copy event and pass native
 event object to eventbus

---
 packages/ui/src/Blocks/Blocks.ts | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/packages/ui/src/Blocks/Blocks.ts b/packages/ui/src/Blocks/Blocks.ts
index 30df927a..e2c367fb 100644
--- a/packages/ui/src/Blocks/Blocks.ts
+++ b/packages/ui/src/Blocks/Blocks.ts
@@ -1,13 +1,14 @@
-import type { BlockAddedCoreEvent,
-  BlockRemovedCoreEvent,
-  EditorjsPlugin,
-  EditorjsPluginParams } from '@editorjs/sdk';
+import { CopyUIEvent } from '@editorjs/sdk';
 import {
   CoreEventType,
   UiComponentType,
   BeforeInputUIEvent
 } from '@editorjs/sdk';
-import type { EventBus } from '@editorjs/sdk';
+import type { EventBus,
+  BlockAddedCoreEvent,
+  BlockRemovedCoreEvent, CopyUIEventPayload,
+  EditorjsPlugin,
+  EditorjsPluginParams } from '@editorjs/sdk';
 import Style from './Blocks.module.pcss';
 import { isNativeInput, make } from '@editorjs/dom';
 import { BlocksHolderRenderedUIEvent, BlockSelectedUIEvent } from './events/index.js';
@@ -130,6 +131,16 @@ export class BlocksUI implements EditorjsPlugin {
       e.preventDefault();
     });
 
+    blocksHolder.addEventListener('copy', (e) => {
+      const payload: CopyUIEventPayload = {
+        nativeEvent: e,
+      };
+
+      this.#eventBus.dispatchEvent(new CopyUIEvent(payload));
+
+      e.preventDefault();
+    });
+
     return blocksHolder;
   }
 

From 0be2ca499b3ec69198381072431cd934d10db3a2 Mon Sep 17 00:00:00 2001
From: Ilya Maroz <37909603+ilyamore88@users.noreply.github.com>
Date: Fri, 17 Apr 2026 21:22:22 +0100
Subject: [PATCH 3/4] feat(core): init clipboard plugin

---
 packages/core/src/plugins/ClipboardPlugin.ts | 32 ++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 packages/core/src/plugins/ClipboardPlugin.ts

diff --git a/packages/core/src/plugins/ClipboardPlugin.ts b/packages/core/src/plugins/ClipboardPlugin.ts
new file mode 100644
index 00000000..fca4af3e
--- /dev/null
+++ b/packages/core/src/plugins/ClipboardPlugin.ts
@@ -0,0 +1,32 @@
+import type { CopyUIEvent, EditorAPI, EditorjsPlugin, EditorjsPluginParams } from '@editorjs/sdk';
+import { CopyUIEventName } from '@editorjs/sdk';
+import { PluginType } from '@editorjs/sdk';
+
+/**
+ * @todo update doc
+ */
+export class ClipboardPlugin implements EditorjsPlugin {
+  public static readonly type = PluginType.Plugin;
+
+  readonly #api: EditorAPI;
+
+  /**
+   * @param params @todo update doc
+   */
+  constructor(params: EditorjsPluginParams) {
+    const { api, eventBus } = params;
+
+    this.#api = api;
+
+    eventBus.addEventListener(`ui:${CopyUIEventName}`, (e: CopyUIEvent) => {
+      console.log('Copied to clipboard plugin', e.detail);
+    });
+  }
+
+  /**
+   * @todo update doc
+   */
+  public destroy(): void {
+    // do nothing
+  }
+}

From 10c1c22e669f0612168268da557951dfd8d8946e Mon Sep 17 00:00:00 2001
From: Ilya Maroz <37909603+ilyamore88@users.noreply.github.com>
Date: Fri, 17 Apr 2026 21:23:12 +0100
Subject: [PATCH 4/4] feat(core): use ClipboardPlugin

---
 packages/core/src/index.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
index c5f7aa6f..69deda5e 100644
--- a/packages/core/src/index.ts
+++ b/packages/core/src/index.ts
@@ -21,6 +21,7 @@ import { EditorAPI } from './api/index.js';
 import { generateId } from './utils/uid.js';
 import { Paragraph, BoldInlineTool, LinkInlineTool, ItalicInlineTool } from './tools/internal';
 import { ShortcutsPlugin } from './plugins/ShortcutsPlugin.js';
+import { ClipboardPlugin } from './plugins/ClipboardPlugin.js';
 
 /**
  * If no holder is provided via config, the editor will be appended to the element with this id
@@ -135,6 +136,7 @@ export default class Core {
     this.use(ItalicInlineTool);
     this.use(LinkInlineTool);
     this.use(ShortcutsPlugin);
+    this.use(ClipboardPlugin);
   }
 
   /**