diff --git a/pyproject.toml b/pyproject.toml
index 896699c..16c56cb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "govoplan-core"
-version = "0.1.33"
+version = "0.1.34"
 description = "Reusable GovOPlaN platform core, access, tenancy, and RBAC components."
 readme = "README.md"
 requires-python = ">=3.12"
diff --git a/webui/package-lock.json b/webui/package-lock.json
index 2bfc738..843e583 100644
--- a/webui/package-lock.json
+++ b/webui/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@govoplan/core-webui",
-  "version": "0.1.33",
+  "version": "0.1.34",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@govoplan/core-webui",
-      "version": "0.1.33",
+      "version": "0.1.34",
       "dependencies": {
         "@govoplan/access-webui": "file:../../govoplan-access/webui",
         "@govoplan/addresses-webui": "file:../../govoplan-addresses/webui",
@@ -475,7 +475,7 @@
     },
     "../../govoplan-mail/webui": {
       "name": "@govoplan/mail-webui",
-      "version": "0.1.21",
+      "version": "0.1.22",
       "devDependencies": {
         "typescript": "^5.7.2"
       },
diff --git a/webui/package-lock.release.json b/webui/package-lock.release.json
index 3c0282d..3f6f19f 100644
--- a/webui/package-lock.release.json
+++ b/webui/package-lock.release.json
@@ -1,12 +1,12 @@
 {
   "name": "@govoplan/core-webui",
-  "version": "0.1.33",
+  "version": "0.1.34",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@govoplan/core-webui",
-      "version": "0.1.33",
+      "version": "0.1.34",
       "dependencies": {
         "@govoplan/access-webui": "git+ssh://git@git.add-ideas.de/GovOPlaN/govoplan-access.git#v0.1.19",
         "@govoplan/admin-webui": "git+ssh://git@git.add-ideas.de/GovOPlaN/govoplan-admin.git#v0.1.18",
diff --git a/webui/package.json b/webui/package.json
index 1024022..9ad68d3 100644
--- a/webui/package.json
+++ b/webui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@govoplan/core-webui",
-  "version": "0.1.33",
+  "version": "0.1.34",
   "private": true,
   "type": "module",
   "main": "src/index.ts",
diff --git a/webui/package.release.json b/webui/package.release.json
index 79158df..3b2fe25 100644
--- a/webui/package.release.json
+++ b/webui/package.release.json
@@ -1,6 +1,6 @@
 {
   "name": "@govoplan/core-webui",
-  "version": "0.1.33",
+  "version": "0.1.34",
   "private": true,
   "type": "module",
   "main": "src/index.ts",
diff --git a/webui/src/api/mailContracts.ts b/webui/src/api/mailContracts.ts
index 5b05999..bd3923d 100644
--- a/webui/src/api/mailContracts.ts
+++ b/webui/src/api/mailContracts.ts
@@ -35,7 +35,7 @@ export type MailProfilePatternRules = Partial<Record<MailProfilePatternKey, stri
 
 export type MailConnectionTestResponse = {
   ok: boolean;
-  protocol: "smtp" | "imap";
+  protocol: "smtp" | "imap" | "jmap" | "pop3";
   host?: string | null;
   port?: number | null;
   security?: MailSecurity | string | null;
@@ -52,7 +52,7 @@ export type MailImapFolderResponse = {
 
 export type MailImapFolderListResponse = {
   ok: boolean;
-  protocol: "imap";
+  protocol: "imap" | "jmap";
   host?: string | null;
   port?: number | null;
   security?: MailSecurity | string | null;
@@ -69,6 +69,7 @@ export type MailImapFolderListResponse = {
 export const mailProfilePatternKeys = [
   "smtp_hosts",
   "imap_hosts",
+  "jmap_hosts",
   "envelope_senders",
   "from_headers",
   "recipient_domains"
@@ -82,11 +83,13 @@ export const mailProfilePolicyLimitKeys = [
   "imap_credentials.inherit",
   "whitelist.smtp_hosts",
   "whitelist.imap_hosts",
+  "whitelist.jmap_hosts",
   "whitelist.envelope_senders",
   "whitelist.from_headers",
   "whitelist.recipient_domains",
   "blacklist.smtp_hosts",
   "blacklist.imap_hosts",
+  "blacklist.jmap_hosts",
   "blacklist.envelope_senders",
   "blacklist.from_headers",
   "blacklist.recipient_domains"
diff --git a/webui/src/types.ts b/webui/src/types.ts
index 310a894..ca3a91a 100644
--- a/webui/src/types.ts
+++ b/webui/src/types.ts
@@ -847,6 +847,16 @@ export type MailImapTransportSettings = MailTransportSettings & {
   folder_mappings?: MailImapFolderMappings | null;
 };
 
+export type MailJmapTransportSettings = {
+  session_url: string;
+  account_id?: string | null;
+  auth_scheme?: "bearer" | "basic";
+  timeout_seconds?: number | null;
+  max_response_bytes?: number | null;
+  max_body_value_bytes?: number | null;
+  allowed_api_origins?: string[];
+};
+
 export type MailServerProfileCredentials = {
   smtp?: MailTransportCredentials | null;
   imap?: MailTransportCredentials | null;
@@ -883,9 +893,9 @@ export type MailServerEndpoint = {
   id: string;
   profile_id: string;
   tenant_id?: string | null;
-  protocol: "smtp" | "imap";
+  protocol: "smtp" | "imap" | "jmap" | "pop3";
   name: string;
-  config: MailTransportSettings | MailImapTransportSettings;
+  config: MailTransportSettings | MailImapTransportSettings | MailJmapTransportSettings;
   scope_type: MailProfileScope;
   scope_id?: string | null;
   inherit_to_lower_scopes: boolean;
@@ -922,7 +932,7 @@ export type MailCredentialPolicy = {
   allow_override?: boolean | null;
 };
 
-export type MailProfilePatternKey = "smtp_hosts" | "imap_hosts" | "envelope_senders" | "from_headers" | "recipient_domains";
+export type MailProfilePatternKey = "smtp_hosts" | "imap_hosts" | "jmap_hosts" | "envelope_senders" | "from_headers" | "recipient_domains";
 
 export type MailProfilePolicy = {
   allowed_profile_ids?: string[] | null;