diff --git a/changelog.md b/changelog.md
index 4b28418..2d410ac 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## 2025-10-24 - 1.2.0 - feat(plugins)
+Add smartmail, mailauth and uuid to Deno dependencies and export them from plugins; include local dev permissions file
+
+- Add @push.rocks/smartmail, mailauth and uuid to deno.json dependencies so email parsing, DKIM and UUID utilities are available.
+- Export smartmail, mailauth and uuid from ts/plugins.ts for centralized access across the codebase.
+- Add .claude/settings.local.json to define local development permissions (tooling/dev environment configuration).
+
 ## 2025-10-24 - 1.1.0 - feat(ci)
 Add CI, release and npm-publish automation; introduce release template and local settings
 
diff --git a/deno.json b/deno.json
index aa6f2cd..eb5de38 100644
--- a/deno.json
+++ b/deno.json
@@ -42,6 +42,8 @@
     "@std/assert": "jsr:@std/assert@^1.0.0",
     "@apiclient.xyz/cloudflare": "npm:@apiclient.xyz/cloudflare@latest",
     "lru-cache": "npm:lru-cache@^11.0.0",
-    "mailaddress-validator": "npm:mailaddress-validator@^1.0.11"
+    "@push.rocks/smartmail": "npm:@push.rocks/smartmail@^2.0.0",
+    "mailauth": "npm:mailauth@^4.0.0",
+    "uuid": "npm:uuid@^9.0.0"
   }
 }
diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 4d469cc..0a7ca44 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/mailer',
-  version: '1.1.0',
+  version: '1.2.0',
   description: 'Enterprise mail server with SMTP, HTTP API, and DNS management - built for serve.zone infrastructure'
 }
diff --git a/ts/mail/delivery/placeholder.ts b/ts/mail/delivery/placeholder.ts
new file mode 100644
index 0000000..61d0529
--- /dev/null
+++ b/ts/mail/delivery/placeholder.ts
@@ -0,0 +1,8 @@
+/**
+ * Placeholder delivery implementation
+ * This will be replaced with actual delivery logic
+ */
+
+export class DeliveryPlaceholder {
+  // Placeholder for delivery functionality
+}
diff --git a/ts/plugins.ts b/ts/plugins.ts
index 04d6a7b..98f3742 100644
--- a/ts/plugins.ts
+++ b/ts/plugins.ts
@@ -14,6 +14,13 @@ export * as crypto from '@std/crypto';
 import * as cloudflareImport from '@apiclient.xyz/cloudflare';
 export const cloudflare = cloudflareImport;
 
+// Email libraries
+import * as smartmail from '@push.rocks/smartmail';
+import * as mailauth from 'mailauth';
+import * as uuid from 'uuid';
+
+export { smartmail, mailauth, uuid };
+
 // Node.js compatibility - needed for SMTP and email processing
 // We import these as npm: specifiers for Node.js modules that don't have Deno equivalents
 import { EventEmitter } from 'node:events';
diff --git a/ts/security/classes.ipreputationchecker.ts b/ts/security/classes.ipreputationchecker.ts
new file mode 100644
index 0000000..3154fe9
--- /dev/null
+++ b/ts/security/classes.ipreputationchecker.ts
@@ -0,0 +1,23 @@
+/**
+ * IP Reputation Checker
+ * Checks IP addresses against reputation databases
+ */
+
+export interface IIpReputationResult {
+  ip: string;
+  score: number;
+  isBlacklisted: boolean;
+  sources: string[];
+}
+
+export class IpReputationChecker {
+  public async checkReputation(ip: string): Promise<IIpReputationResult> {
+    // Placeholder implementation
+    return {
+      ip,
+      score: 100,
+      isBlacklisted: false,
+      sources: [],
+    };
+  }
+}