diff --git a/files.js b/files.js
index 0c8f6e0f5fb3..b45bb25d4426 100644
--- a/files.js
+++ b/files.js
@@ -65,7 +65,6 @@ const info = {
         "base1/test-locale.js",
         "base1/test-location.js",
         "base1/test-metrics.js",
-        "base1/test-no-jquery.js",
         "base1/test-path.ts",
         "base1/test-permissions.js",
         "base1/test-promise.ts",
diff --git a/pkg/apps/appstream.js b/pkg/apps/appstream.js
index 998e9f26818d..4ec85c1e02ba 100644
--- a/pkg/apps/appstream.js
+++ b/pkg/apps/appstream.js
@@ -50,11 +50,7 @@ export function get_metainfo_db() {
                         debug("read metainfo_db:", metainfo_db);
                     }
                 })
-                .fail(function (error) {
-                    if (error != "closed") {
-                        console.warn(error);
-                    }
-                });
+                .catch(error => console.warn("watch-appstream.py failed:", error));
     }
 
     return metainfo_db;
diff --git a/pkg/base1/test-no-jquery.js b/pkg/base1/test-no-jquery.js
deleted file mode 100644
index 85ccb6a978d4..000000000000
--- a/pkg/base1/test-no-jquery.js
+++ /dev/null
@@ -1,29 +0,0 @@
-import cockpit from "cockpit";
-import QUnit from "qunit-tests";
-
-QUnit.test("cockpit object without jQuery", assert => {
-    const done = assert.async();
-    assert.expect(8);
-
-    assert.equal(typeof jQuery, "undefined", "jQuery is not defined");
-    assert.equal(typeof $, "undefined", "$ is not defined");
-    assert.equal(typeof cockpit, "object", "cockpit is defined");
-    assert.notEqual(cockpit.channel, undefined, "cockpit.channel is defined");
-    assert.notEqual(cockpit.spawn, undefined, "cockpit.spawn is defined");
-
-    /* Actually try to do something useful */
-    let got_message = false;
-    const channel = cockpit.channel({ payload: "stream", spawn: ["sh", "-c", "echo hello"] });
-    channel.onmessage = ev => {
-        got_message = true;
-        assert.equal(ev.detail, "hello\n", "channel message correct");
-        channel.onmessage = null;
-    };
-    channel.onclose = ev => {
-        assert.equal(ev.detail.command, "close", "channel close data correct");
-        assert.ok(got_message, "channel got message");
-        done();
-    };
-});
-
-QUnit.start();
diff --git a/pkg/lib/cockpit.d.ts b/pkg/lib/cockpit.d.ts
index a3fb4a00f871..a0fdda253b31 100644
--- a/pkg/lib/cockpit.d.ts
+++ b/pkg/lib/cockpit.d.ts
@@ -213,6 +213,12 @@ declare module 'cockpit' {
         changed(changes: { [property: string]: unknown }): void;
     }
 
+    interface DBusProxiesEvents extends EventMap {
+        added(proxy: DBusProxy): void;
+        changed(proxy: DBusProxy): void;
+        removed(proxy: DBusProxy): void;
+    }
+
     interface DBusProxy extends EventSource<DBusProxyEvents> {
         valid: boolean;
         [property: string]: unknown;
@@ -232,10 +238,18 @@ declare module 'cockpit' {
         timeout?: number,
     };
 
+    interface DBusProxies extends EventSource<DBusProxiesEvents> {
+        client: DBusClient;
+        iface: string;
+        path_namespace: string;
+        wait(callback?: () => void): Promise<void>;
+    }
+
     interface DBusClient {
         readonly unique_name: string;
         readonly options: DBusOptions;
         proxy(interface?: string, path?: string, options?: { watch?: boolean }): DBusProxy;
+        proxies(interface?: string, path_namespace?: string, options?: { watch?: boolean }): DBusProxies;
         call(path: string, iface: string, method: string, args?: unknown[] | null, options?: DBusCallOptions): Promise<unknown[]>;
         watch(path: string): DeferredPromise<void>,
         close(): void;
diff --git a/pkg/lib/cockpit.js b/pkg/lib/cockpit.js
index c40e4a479492..48da2e5fbe55 100644
--- a/pkg/lib/cockpit.js
+++ b/pkg/lib/cockpit.js
@@ -1547,21 +1547,23 @@ function factory() {
         const self = this;
         event_mixin(self, { });
 
+        self.client = client;
+        self.iface = iface;
+        self.path_namespace = path_namespace;
+
         let waits;
 
+        self.wait = function(func) {
+            if (func)
+                waits.always(func);
+            return waits;
+        };
+
         Object.defineProperties(self, {
-            client: { value: client, enumerable: false, writable: false },
-            iface: { value: iface, enumerable: false, writable: false },
-            path_namespace: { value: path_namespace, enumerable: false, writable: false },
-            wait: {
-                enumerable: false,
-                writable: false,
-                value: function(func) {
-                    if (func)
-                        waits.always(func);
-                    return waits;
-                }
-            }
+            client: { enumerable: false, writable: false },
+            iface: { enumerable: false, writable: false },
+            path_namespace: { enumerable: false, writable: false },
+            wait: { enumerable: false, writable: false },
         });
 
         /* Subscribe to signals once for all proxies */
diff --git a/pkg/lib/cockpit/_internal/channel.js b/pkg/lib/cockpit/_internal/channel.js
index db66981b519b..5a80002f233d 100644
--- a/pkg/lib/cockpit/_internal/channel.js
+++ b/pkg/lib/cockpit/_internal/channel.js
@@ -103,7 +103,12 @@ export function Channel(options) {
         /* Now open the channel */
         const command = { };
         for (const i in options)
-            command[i] = options[i];
+            if (i !== "binary")
+                command[i] = options[i];
+        /* handle binary specially: Our JS API has always been boolean, while the wire protocol is
+         * a string with the only valid value "raw". */
+        if (binary)
+            command.binary = "raw";
         command.command = "open";
         command.channel = id;
 
@@ -112,11 +117,6 @@ export function Channel(options) {
                 command.host = transport_globals.default_host;
         }
 
-        if (binary)
-            command.binary = "raw";
-        else
-            delete command.binary;
-
         command["flow-control"] = true;
         transport.send_control(command);
 
diff --git a/pkg/shell/machines/machines.d.ts b/pkg/shell/machines/machines.d.ts
index 69967ec4b15b..6a8b7bac0a36 100644
--- a/pkg/shell/machines/machines.d.ts
+++ b/pkg/shell/machines/machines.d.ts
@@ -4,6 +4,8 @@ import { Manifests } from "../manifests";
 
 export function generate_connection_string(user: string | null, port: string | null, addr: string) : string;
 export function split_connection_string (conn_to: string) : { address: string, user?: string, port?: number };
+export function get_init_superuser_for_options (options: {[key: string]: string }) : string | null;
+export function host_superuser_storage_key (host: string): string;
 
 export interface Machine {
     key: string;
diff --git a/pkg/storaged/crypto/keyslots.jsx b/pkg/storaged/crypto/keyslots.jsx
index 7e78ac999132..63b91a713c29 100644
--- a/pkg/storaged/crypto/keyslots.jsx
+++ b/pkg/storaged/crypto/keyslots.jsx
@@ -387,6 +387,7 @@ function ensure_non_root_nbde_support(steps, progress, client, block) {
             .then(() => ensure_crypto_option(steps, progress, client, block, "_netdev"));
 }
 
+/** @type (client: any, path: string) => boolean */
 function contains_rootfs(client, path) {
     const block = client.blocks[path];
     const crypto = client.blocks_crypto[path];
diff --git a/pkg/systemd/hwinfo.jsx b/pkg/systemd/hwinfo.jsx
index 30196f0dc3d1..c32437ba5f42 100644
--- a/pkg/systemd/hwinfo.jsx
+++ b/pkg/systemd/hwinfo.jsx
@@ -125,9 +125,11 @@ const SystemInfo = ({ info, onSecurityClick }) => {
     );
 };
 
+let cachedMitigations;
+
 function availableMitigations() {
-    if (availableMitigations.cachedMitigations !== undefined)
-        return Promise.resolve(availableMitigations.cachedMitigations);
+    if (cachedMitigations !== undefined)
+        return Promise.resolve(cachedMitigations);
     /* nosmt */
     const promises = [cockpit.spawn(["lscpu"], { environ: ["LC_ALL=C.UTF-8"], }), cockpit.file("/proc/cmdline").read()];
     return Promise.all(promises).then(values => {
@@ -146,12 +148,12 @@ function availableMitigations() {
         const nosmt_available = threads_per_core > 1 && (values[1].indexOf("nosmt=") === -1 || values[1].indexOf("nosmt=force") !== -1);
         const mitigations_match = values[1].match(/\bmitigations=(\S*)\b/);
 
-        availableMitigations.cachedMitigations = {
+        cachedMitigations = {
             available: nosmt_available,
             nosmt_enabled,
             mitigations_arg: mitigations_match ? mitigations_match[1] : undefined,
         };
-        return availableMitigations.cachedMitigations;
+        return cachedMitigations;
     });
 }
 
@@ -172,7 +174,7 @@ const CPUSecurityMitigationsDialog = () => {
             options = ['set', 'nosmt'];
         } else {
             // this may either be an argument of its own, or part of mitigations=
-            const ma = availableMitigations.cachedMitigations.mitigations_arg;
+            const ma = cachedMitigations.mitigations_arg;
             if (ma && ma.indexOf("nosmt") >= 0) {
                 const new_args = ma.split(',').filter(opt => opt != 'nosmt');
                 options = ['set', 'mitigations=' + new_args.join(',')];
diff --git a/pkg/systemd/services.jsx b/pkg/systemd/services.jsx
index 03b226aa93b9..62084bdd29d0 100644
--- a/pkg/systemd/services.jsx
+++ b/pkg/systemd/services.jsx
@@ -790,7 +790,13 @@ const ServicesPageFilters = ({
     const onDeleteChipGroup = (typeLabel) => {
         const type = getFilterLabelKey(typeLabel);
 
-        setFilters({ ...filters, [type]: [] });
+        if (type)
+            setFilters({ ...filters, [type]: [] });
+        else
+            setFilters({
+                activeState: [],
+                fileState: []
+            });
     };
 
     const onClearAllFilters = useCallback(() => {
diff --git a/test/common/typecheck b/test/common/typecheck
index 2105fe1f93f5..1126a1e76b6f 100755
--- a/test/common/typecheck
+++ b/test/common/typecheck
@@ -53,7 +53,6 @@ ignored_codes = [
     "TS7005",   # Variable '*' implicitly has an 'any[]' type.
     "TS7006",   # Parameter '*' implicitly has an 'any' type.
     "TS7008",   # Member '*' implicitly has an 'any[]' type.
-    "TS7009",   # 'new' expression, whose target lacks a construct signature, implicitly has an 'any' type.
     "TS7010",   # '*', which lacks return-type annotation, implicitly has an 'any' return type.
     "TS7015",   # Element implicitly has an 'any' type because index expression is not of type '*'.
     "TS7016",   # Could not find a declaration file for module '*'...
@@ -72,13 +71,11 @@ javascript_ignored_codes = [
     "TS7005",   # Variable '*' implicitly has an 'any[]' type.
     "TS7006",   # Parameter '*' implicitly has an 'any' type.
     "TS7008",   # Member '*' implicitly has an 'any[]' type.
-    "TS7009",   # 'new' expression, whose target lacks a construct signature, implicitly has an 'any' type.
     "TS7015",   # Element implicitly has an 'any' type because index expression is not of type '*'.
     "TS7016",   # Could not find a declaration file for module '*'...
     "TS7019",   # Rest parameter '*' implicitly has an 'any[]' type
     "TS7022",   # '*' implicitly has type 'any'...
     "TS7023",   # '*' implicitly has return type 'any' because ...
-    "TS7024",   # Function implicitly has return type 'any' because ...
     "TS7031",   # Binding element '*' implicitly has an 'any' type.
     "TS7034",   # Variable '*' implicitly has type 'any' in some locations where its type cannot be determined.
     "TS7053",   # Element implicitly has an 'any' type because expression of type 'any' can't be used to
@@ -99,15 +96,10 @@ javascript_ignored_codes = [
     "TS2741",   # Property 'X' is missing in type
     "TS2551",   # Property 'X' does not exist on type
     "TS2304",   # Cannot find name 'X'
-    "TS2581",   # Cannot find name '$'. Do you need to install type definitions for jQuery?
-    "TS2305",   # Module '"./machines/machines"' has no exported member 'get_init_superuser_for_options'.
-    "TS2790",   # The operand of a 'delete' operator must be optional.
-    "TS2367",   # This comparison appears to be unintentional because the types 'Error' and 'string' have no overlap.
     "TS2538",   # Type 'null' cannot be used as an index type.
     "TS2559",   # Type 'never[]' has no properties in common with type 'DBusCallOptions'.
     "TS2769",   # No overload matches this call.
     "TS2739",   # Type '{ title: string; value: string; }' is missing the following properties from type
-    "TS2464",   # A computed property name must be of type 'string', 'number', 'symbol', or 'any'.
     "TS2488",   # Type 'X' must have a '[Symbol.iterator]()' method that returns an iterator.
     "TS2349",   # This expression is not callable.
     "TS2554",   # Expected 0 arguments, but got 1.