diff --git a/package.json b/package.json
index fa7bb8fa..a997bc3e 100644
--- a/package.json
+++ b/package.json
@@ -60,6 +60,7 @@
     "qrcode-terminal": "^0.12.0",
     "silk-wasm": "^3.6.1",
     "strtok3": "8.0.1",
+    "typed-emitter": "^2.1.0",
     "ws": "^8.18.0"
   }
 }
diff --git a/src/core/events.ts b/src/core/events.ts
new file mode 100644
index 00000000..dbdeb77b
--- /dev/null
+++ b/src/core/events.ts
@@ -0,0 +1,78 @@
+import { FileElement, FriendRequest, GrayTipElement, GroupNotify, RawMessage } from '@/core/entities';
+import { NodeIKernelMsgListener } from '@/core/listeners';
+import EventEmitter from 'node:events';
+import TypedEmitter from 'typed-emitter/rxjs';
+import { NapCatCore } from '@/core/index';
+
+type NapCatInternalEvents = {
+    'message/receive': (msg: RawMessage) => PromiseLike<void>;
+
+    'message/send': (msg: RawMessage) => PromiseLike<void>;
+
+
+    'buddy/request': (request: FriendRequest) => PromiseLike<void>;
+
+    'buddy/add': (uin: string,
+                  xMsg: RawMessage) => PromiseLike<void>;
+
+    'buddy/poke': (initiatorUin: string, targetUin: string, displayMsg: string,
+                   xMsg: RawMessage) => PromiseLike<void>;
+
+    'buddy/recall': (uin: string, messageId: string,
+                     xMsg: RawMessage) => PromiseLike<void>;
+
+    'buddy/input-status': (data: Parameters<NodeIKernelMsgListener['onInputStatusPush']>[0]) => PromiseLike<void>;
+
+
+    'group/request': (request: GroupNotify) => PromiseLike<void>;
+
+    'group/admin': (groupCode: string, targetUin: string, operation: 'set' | 'unset',
+                    // If it comes from onMemberInfoChange
+                    xDataSource?: RawMessage, xMsg?: RawMessage,
+                    // If it comes from onGroupNotifiesUpdated
+                    xGroupNotify?: GroupNotify) => PromiseLike<void>;
+
+    'group/mute': (groupCode: string, targetUin: string, duration: number, operation: 'mute' | 'unmute',
+                   xGrayTipElement: GrayTipElement, xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/card-change': (groupCode: string, changedUin: string, newCard: string, oldCard: string,
+                          xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/member-increase': (groupCode: string, targetUin: string, operatorUin: string, reason: 'invite' | 'approve' | 'unknown',
+                              xGrayTipElement: GrayTipElement, xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/member-decrease': (groupCode: string, targetUin: string, operatorUin: string, reason: 'leave' | 'kick' | 'unknown',
+                              xGrayTipElement: GrayTipElement, xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/essence': (groupCode: string, messageId: string, senderUin: string, operation: 'add' | 'delete',
+                      xGrayTipElement: GrayTipElement,
+                      xGrayTipSourceMsg: RawMessage /* this is not the message that is set to be essence msg */) => PromiseLike<void>;
+
+    'group/recall': (groupCode: string, operatorUin: string, messageId: string,
+                     xGrayTipSourceMsg: RawMessage /* This is not the message that is recalled */) => PromiseLike<void>;
+
+    'group/title': (groupCode: string, targetUin: string, newTitle: string,
+                    xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/upload': (groupCode: string, uploaderUin: string, fileElement: FileElement,
+                     xMsg: RawMessage) => PromiseLike<void>;
+
+    'group/emoji-like': (groupCode: string, operatorUin: string, messageId: string, likes: { emojiId: string, count: number }[],
+                         // If it comes from onRecvMsg
+                         xGrayTipElement?: GrayTipElement, xMsg?: RawMessage,
+                         // If it comes from onRecvSysMsg
+                         xSysMsg?: number[]) => PromiseLike<void>;
+
+    'group/poke': (groupCode: string, initiatorUin: string, targetUin: string, displayMsg: string,
+                   xGrayTipElement: GrayTipElement, xMsg: RawMessage) => PromiseLike<void>;
+}
+
+export class NapCatEventChannel extends
+    // eslint-disable-next-line
+    // @ts-ignore
+    (EventEmitter as new () => TypedEmitter<NapCatInternalEvents>) {
+
+    constructor(public core: NapCatCore) {
+        super();
+    }
+}