diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 00000000..dcf2bc8e
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1,4 @@
+# Bulwark Webmail – Funding configuration
+# https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/displaying-a-sponsor-button-in-your-repository
+
+github: [bulwarkmail]
diff --git a/README.md b/README.md
index ff7b4b1f..1ad8cd9a 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Built with Next.js and the JMAP protocol.
 
 [![License: AGPL v3](https://img.shields.io/badge/license-AGPL%20v3-blue.svg?logo=gnu&logoColor=white)](LICENSE)
 [![Discord](https://img.shields.io/discord/1482128142939455674?color=7289da&label=discord&logo=discord&logoColor=white)](https://discord.gg/tYCujymGrT)
-[![Version](https://img.shields.io/badge/version-1.4.10-green.svg?logo=git&logoColor=white)](CHANGELOG.md)
+[![Version](https://img.shields.io/badge/version-1.4.11-green.svg?logo=git&logoColor=white)](CHANGELOG.md)
 [![Docker](https://img.shields.io/badge/docker-ghcr.io%2Fbulwarkmail%2Fwebmail-blue?logo=docker&logoColor=white)](https://ghcr.io/bulwarkmail/webmail)
 
 </div>
diff --git a/lib/__tests__/plugin-api.test.ts b/lib/__tests__/plugin-api.test.ts
index 67f1d6a7..74ee7d90 100644
--- a/lib/__tests__/plugin-api.test.ts
+++ b/lib/__tests__/plugin-api.test.ts
@@ -148,3 +148,46 @@ describe('toast bridge', () => {
     expect(api.toast.warning).toBeInstanceOf(Function);
   });
 });
+
+describe('http.post path validation', () => {
+  function makeApi(permissions: string[] = ['http:post']) {
+    return createPluginAPI(makePlugin({ permissions }));
+  }
+
+  it('rejects protocol-relative URLs like //evil.example', async () => {
+    const api = makeApi();
+    await expect(api.http.post('//evil.example/collect', {})).rejects.toThrow('must start with /api/');
+  });
+
+  it('rejects absolute URLs to other origins', async () => {
+    const api = makeApi();
+    await expect(api.http.post('https://evil.example/steal', {})).rejects.toThrow('must start with /api/');
+  });
+
+  it('rejects paths not under /api/', async () => {
+    const api = makeApi();
+    await expect(api.http.post('/other/path', {})).rejects.toThrow('must start with /api/');
+  });
+
+  it('rejects paths that use backslash to bypass the check', async () => {
+    const api = makeApi();
+    await expect(api.http.post('/api/\\@evil.example', {})).rejects.toThrow();
+  });
+
+  it('throws without http:post permission', async () => {
+    const api = makeApi([]);
+    await expect(api.http.post('/api/jitsi', {})).rejects.toThrow('lacks permission');
+  });
+
+  it('accepts a valid /api/ path', async () => {
+    const api = makeApi();
+    globalThis.fetch = vi.fn().mockResolvedValue({
+      ok: true,
+      status: 200,
+      json: () => Promise.resolve({ url: 'https://meet.example.com/room' }),
+    });
+    const result = await api.http.post('/api/jitsi', { eventTitle: 'test' });
+    expect(result.ok).toBe(true);
+    expect(result.data).toEqual({ url: 'https://meet.example.com/room' });
+  });
+});
diff --git a/lib/plugin-api.ts b/lib/plugin-api.ts
index d01f4b1e..8d9fec30 100644
--- a/lib/plugin-api.ts
+++ b/lib/plugin-api.ts
@@ -25,6 +25,7 @@ import {
   sidebarAppHooks,
 } from './plugin-hooks';
 import { toast as appToast } from '@/stores/toast-store';
+import { useAuthStore } from '@/stores/auth-store';
 
 // ─── Permission helpers ──────────────────────────────────────
 
@@ -128,6 +129,9 @@ export interface PluginAPI {
     info: (message: string) => void;
     warning: (message: string) => void;
   };
+  http: {
+    post: (path: string, body: Record<string, unknown>) => Promise<{ ok: boolean; status: number; data: unknown }>;
+  };
   storage: ReturnType<typeof createPluginStorage>;
   log: ReturnType<typeof createPluginLogger>;
   admin: {
@@ -640,6 +644,32 @@ export function createPluginAPI(plugin: InstalledPlugin): PluginAPI {
       warning: (message: string) => appToast.warning(message),
     },
 
+    http: {
+      post: async (path: string, body: Record<string, unknown>) => {
+        requirePermission(plugin, 'http:post');
+        if (typeof path !== 'string' || !path.startsWith('/api/')) {
+          throw new Error('path must start with /api/');
+        }
+        const url = new URL(path, globalThis.location.origin);
+        if (url.origin !== globalThis.location.origin) {
+          throw new Error('path must resolve to the same origin');
+        }
+        const { client } = useAuthStore.getState();
+        const headers: Record<string, string> = { 'Content-Type': 'application/json' };
+        if (client) {
+          headers['Authorization'] = client.getAuthHeader();
+          headers['X-JMAP-Username'] = client.getUsername();
+        }
+        const res = await fetch(url.pathname + url.search, {
+          method: 'POST',
+          headers,
+          body: JSON.stringify(body),
+        });
+        const data = await res.json().catch(() => null);
+        return { ok: res.ok, status: res.status, data };
+      },
+    },
+
     storage: createPluginStorage(plugin.id),
     log: createPluginLogger(plugin.id),
 
diff --git a/lib/plugin-types.ts b/lib/plugin-types.ts
index e53ee087..804afeae 100644
--- a/lib/plugin-types.ts
+++ b/lib/plugin-types.ts
@@ -402,6 +402,7 @@ export const ALL_PERMISSIONS = [
   'settings:read', 'settings:write',
   'security:read',
   'auth:observe',
+  'http:post',
   'ui:observe', 'ui:toolbar', 'ui:email-banner', 'ui:email-footer',
   'ui:composer-toolbar', 'ui:sidebar-widget', 'ui:settings-section',
   'ui:context-menu', 'ui:navigation-rail', 'ui:keyboard',