diff --git a/.oxlintrc.json b/.oxlintrc.json
index c99082b2a73..82105eaf03f 100644
--- a/.oxlintrc.json
+++ b/.oxlintrc.json
@@ -9,9 +9,16 @@
   "rules": {
     "curly": "error",
     "eslint-plugin-unicorn/prefer-array-find": "error",
+    "eslint/no-array-constructor": "error",
     "eslint/no-await-in-loop": "off",
     "eslint/no-new": "error",
+    "eslint/no-object-constructor": "error",
+    "eslint/no-return-assign": "error",
     "eslint/no-shadow": "off",
+    "eslint/no-useless-call": "error",
+    "eslint/no-useless-computed-key": "error",
+    "eslint/no-useless-concat": "error",
+    "eslint/no-useless-constructor": "error",
     "eslint/no-warning-comments": "error",
     "eslint/no-unmodified-loop-condition": "error",
     "eslint-plugin-unicorn/prefer-set-size": "error",
@@ -23,11 +30,19 @@
     "typescript/no-extraneous-class": "error",
     "typescript/no-meaningless-void-operator": "error",
     "typescript/no-unnecessary-type-assertion": "error",
+    "typescript/no-unnecessary-type-arguments": "error",
+    "typescript/no-unnecessary-type-constraint": "error",
     "typescript/no-unnecessary-type-conversion": "error",
     "typescript/no-unnecessary-type-parameters": "error",
     "typescript/no-unsafe-type-assertion": "off",
     "typescript/no-useless-default-assignment": "error",
+    "typescript/prefer-ts-expect-error": "error",
     "unicorn/consistent-function-scoping": "off",
+    "unicorn/no-unnecessary-array-flat-depth": "error",
+    "unicorn/no-unnecessary-array-splice-count": "error",
+    "unicorn/no-unnecessary-slice-end": "error",
+    "unicorn/no-useless-promise-resolve-reject": "error",
+    "unicorn/prefer-date-now": "error",
     "unicorn/prefer-set-size": "error",
     "unicorn/require-post-message-target-origin": "error"
   },
diff --git a/extensions/matrix/src/plugin-entry.runtime.test.ts b/extensions/matrix/src/plugin-entry.runtime.test.ts
index 6bdce5bca07..02d0b35e3e1 100644
--- a/extensions/matrix/src/plugin-entry.runtime.test.ts
+++ b/extensions/matrix/src/plugin-entry.runtime.test.ts
@@ -144,7 +144,7 @@ function writeTrustedOpenClawBinFixture(
 }
 
 afterEach(() => {
-  for (const dir of tempDirs.splice(0, tempDirs.length)) {
+  for (const dir of tempDirs.splice(0)) {
     fs.rmSync(dir, { recursive: true, force: true });
   }
 });
diff --git a/extensions/telegram/src/bot-native-commands.skills-allowlist.test.ts b/extensions/telegram/src/bot-native-commands.skills-allowlist.test.ts
index d4e932002bd..17e994d428c 100644
--- a/extensions/telegram/src/bot-native-commands.skills-allowlist.test.ts
+++ b/extensions/telegram/src/bot-native-commands.skills-allowlist.test.ts
@@ -26,9 +26,7 @@ describe("registerTelegramNativeCommands skill allowlist integration", () => {
     resetNativeCommandMenuMocks();
     resetPluginCommandMocks();
     await Promise.all(
-      tempDirs
-        .splice(0, tempDirs.length)
-        .map((dir) => fs.rm(dir, { recursive: true, force: true })),
+      tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })),
     );
   });
 
diff --git a/extensions/telegram/src/bot.create-telegram-bot.channel-post-media.test.ts b/extensions/telegram/src/bot.create-telegram-bot.channel-post-media.test.ts
index 6234ed811ef..39c9fdb84b2 100644
--- a/extensions/telegram/src/bot.create-telegram-bot.channel-post-media.test.ts
+++ b/extensions/telegram/src/bot.create-telegram-bot.channel-post-media.test.ts
@@ -256,11 +256,9 @@ describe("createTelegramBot channel_post media", () => {
     });
     sendMessageSpy.mockClear();
     replySpy.mockClear();
-    const fetchSpy = vi
-      .spyOn(globalThis, "fetch")
-      .mockImplementation(async () =>
-        Promise.reject(new Error("MediaFetchError: Failed to fetch media")),
-      );
+    const fetchSpy = vi.spyOn(globalThis, "fetch").mockImplementation(async () => {
+      throw new Error("MediaFetchError: Failed to fetch media");
+    });
 
     try {
       createTelegramBot({ token: "tok" });
diff --git a/scripts/label-open-issues.ts b/scripts/label-open-issues.ts
index e4f6ea36cd4..eca02ba678f 100644
--- a/scripts/label-open-issues.ts
+++ b/scripts/label-open-issues.ts
@@ -459,7 +459,7 @@ function* fetchOpenLabelItemBatches(params: {
       if (results.length >= WORK_BATCH_SIZE) {
         yield {
           batchIndex,
-          items: results.splice(0, results.length),
+          items: results.splice(0),
           totalCount,
           fetchedCount,
         };
diff --git a/src/agents/identity-avatar.test.ts b/src/agents/identity-avatar.test.ts
index a36e6b76c11..659a5485692 100644
--- a/src/agents/identity-avatar.test.ts
+++ b/src/agents/identity-avatar.test.ts
@@ -36,9 +36,7 @@ async function createTempAvatarRoot() {
 
 afterEach(async () => {
   await Promise.all(
-    tempRoots
-      .splice(0, tempRoots.length)
-      .map((root) => fs.rm(root, { recursive: true, force: true })),
+    tempRoots.splice(0).map((root) => fs.rm(root, { recursive: true, force: true })),
   );
 });
 
diff --git a/src/agents/pi-bundle-mcp-test-harness.ts b/src/agents/pi-bundle-mcp-test-harness.ts
index d3d3bc2b636..77abc0e1a7c 100644
--- a/src/agents/pi-bundle-mcp-test-harness.ts
+++ b/src/agents/pi-bundle-mcp-test-harness.ts
@@ -18,9 +18,7 @@ const tempDirs: string[] = [];
 
 export async function cleanupBundleMcpHarness(): Promise<void> {
   await __testing.resetSessionMcpRuntimeManager();
-  await Promise.all(
-    tempDirs.splice(0, tempDirs.length).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
+  await Promise.all(tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })));
 }
 
 export async function makeTempDir(prefix: string): Promise<string> {
diff --git a/src/agents/pi-embedded-runner/skills-runtime.integration.test.ts b/src/agents/pi-embedded-runner/skills-runtime.integration.test.ts
index e35d4fed270..a8924adeae7 100644
--- a/src/agents/pi-embedded-runner/skills-runtime.integration.test.ts
+++ b/src/agents/pi-embedded-runner/skills-runtime.integration.test.ts
@@ -50,9 +50,7 @@ async function resolveBundledDiffsSkillEntries(config?: OpenClawConfig) {
 afterEach(async () => {
   restoreBundledPluginsDir();
   clearPluginManifestRegistryCache();
-  await Promise.all(
-    tempDirs.splice(0, tempDirs.length).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
+  await Promise.all(tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })));
 });
 
 describe("resolveEmbeddedRunSkillEntries (integration)", () => {
diff --git a/src/agents/skills.agents-skills-directory.test.ts b/src/agents/skills.agents-skills-directory.test.ts
index febbad8045a..97da7fdc4d2 100644
--- a/src/agents/skills.agents-skills-directory.test.ts
+++ b/src/agents/skills.agents-skills-directory.test.ts
@@ -51,7 +51,7 @@ describe("buildWorkspaceSkillsPrompt — .agents/skills/ directories", () => {
     await restoreMockSkillsHomeEnv(envSnapshot, async () => {
       await Promise.all(
         tempDirs
-          .splice(0, tempDirs.length)
+          .splice(0)
           .map((dir) =>
             fs.rm(dir, { recursive: true, force: true, maxRetries: 5, retryDelay: 20 }),
           ),
diff --git a/src/agents/skills.buildworkspaceskillstatus.test.ts b/src/agents/skills.buildworkspaceskillstatus.test.ts
index e2f22fbd77b..5fc642d138d 100644
--- a/src/agents/skills.buildworkspaceskillstatus.test.ts
+++ b/src/agents/skills.buildworkspaceskillstatus.test.ts
@@ -11,9 +11,7 @@ import type { SkillEntry } from "./skills/types.js";
 const tempDirs: string[] = [];
 
 afterEach(async () => {
-  await Promise.all(
-    tempDirs.splice(0, tempDirs.length).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
+  await Promise.all(tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })));
 });
 
 function makeEntry(params: {
diff --git a/src/agents/skills.e2e-test-helpers.test.ts b/src/agents/skills.e2e-test-helpers.test.ts
index ffa6922cb2e..849878597e6 100644
--- a/src/agents/skills.e2e-test-helpers.test.ts
+++ b/src/agents/skills.e2e-test-helpers.test.ts
@@ -17,9 +17,7 @@ async function withTempSkillDir(
 }
 
 afterEach(async () => {
-  await Promise.all(
-    tempDirs.splice(0, tempDirs.length).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
+  await Promise.all(tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })));
 });
 
 describe("writeSkill", () => {
diff --git a/src/agents/skills.loadworkspaceskillentries.test.ts b/src/agents/skills.loadworkspaceskillentries.test.ts
index f44c83e4b9e..cb90b540c0d 100644
--- a/src/agents/skills.loadworkspaceskillentries.test.ts
+++ b/src/agents/skills.loadworkspaceskillentries.test.ts
@@ -41,9 +41,7 @@ afterEach(async () => {
 });
 
 afterAll(async () => {
-  await Promise.all(
-    tempDirs.splice(0, tempDirs.length).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
+  await Promise.all(tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })));
   await restoreMockSkillsHomeEnv(envSnapshot, async () => {
     if (fakeHome) {
       await fs.rm(fakeHome, { recursive: true, force: true });
diff --git a/src/agents/subagent-announce-queue.ts b/src/agents/subagent-announce-queue.ts
index e4e9eccf0ec..0af29d458f4 100644
--- a/src/agents/subagent-announce-queue.ts
+++ b/src/agents/subagent-announce-queue.ts
@@ -162,7 +162,7 @@ function scheduleAnnounceDrain(key: string) {
             prompt,
             internalEvents: internalEvents.length > 0 ? internalEvents : last.internalEvents,
           });
-          queue.items.splice(0, items.length);
+          queue.items.splice(0);
           if (summary) {
             clearQueueSummaryState(queue);
           }
diff --git a/src/auto-reply/reply/acp-projector.ts b/src/auto-reply/reply/acp-projector.ts
index 4fe91184bdf..3105afbcc21 100644
--- a/src/auto-reply/reply/acp-projector.ts
+++ b/src/auto-reply/reply/acp-projector.ts
@@ -279,7 +279,7 @@ export function createAcpReplyProjector(params: {
     if (!(settings.deliveryMode === "final_only" && force)) {
       return;
     }
-    for (const entry of pendingToolDeliveries.splice(0, pendingToolDeliveries.length)) {
+    for (const entry of pendingToolDeliveries.splice(0)) {
       await params.deliver("tool", entry.payload, entry.meta);
     }
   };
diff --git a/src/auto-reply/reply/queue/drain.ts b/src/auto-reply/reply/queue/drain.ts
index 30584259040..0369a40157a 100644
--- a/src/auto-reply/reply/queue/drain.ts
+++ b/src/auto-reply/reply/queue/drain.ts
@@ -219,7 +219,7 @@ export function scheduleFollowupDrain(
               enqueuedAt: Date.now(),
               ...routing,
             });
-            queue.items.splice(0, groupItems.length);
+            queue.items.splice(0);
             if (pendingSummary) {
               clearQueueSummaryState(queue);
               pendingSummary = undefined;
diff --git a/src/infra/system-events.ts b/src/infra/system-events.ts
index 2496481c4f1..6600b4110d0 100644
--- a/src/infra/system-events.ts
+++ b/src/infra/system-events.ts
@@ -167,7 +167,7 @@ export function consumeSystemEventEntries(
   ) {
     return [];
   }
-  const removed = entry.queue.splice(0, consumedEntries.length).map(cloneSystemEvent);
+  const removed = entry.queue.splice(0).map(cloneSystemEvent);
   if (entry.queue.length === 0) {
     entry.lastText = null;
     entry.lastContextKey = null;
diff --git a/src/plugins/bundle-mcp.test-support.ts b/src/plugins/bundle-mcp.test-support.ts
index c9782fcce74..d1f3f376c92 100644
--- a/src/plugins/bundle-mcp.test-support.ts
+++ b/src/plugins/bundle-mcp.test-support.ts
@@ -18,9 +18,7 @@ export function createBundleMcpTempHarness() {
       clearPluginDiscoveryCache();
       clearPluginManifestRegistryCache();
       await Promise.all(
-        tempDirs
-          .splice(0, tempDirs.length)
-          .map((dir) => fs.rm(dir, { recursive: true, force: true })),
+        tempDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })),
       );
     },
   };
diff --git a/src/plugins/bundled-capability-runtime.ts b/src/plugins/bundled-capability-runtime.ts
index cf37c425d2c..3e1f8d5b51b 100644
--- a/src/plugins/bundled-capability-runtime.ts
+++ b/src/plugins/bundled-capability-runtime.ts
@@ -69,8 +69,8 @@ function applyVitestCapabilityAliasOverrides(params: {
   }
 
   const {
-    ["openclaw/plugin-sdk"]: _ignoredLegacyRootAlias,
-    ["@openclaw/plugin-sdk"]: _ignoredScopedRootAlias,
+    "openclaw/plugin-sdk": _ignoredLegacyRootAlias,
+    "@openclaw/plugin-sdk": _ignoredScopedRootAlias,
     ...scopedAliasMap
   } = params.aliasMap;
   return {
diff --git a/src/plugins/contracts/runtime-seams.contract.test.ts b/src/plugins/contracts/runtime-seams.contract.test.ts
index 28dce380bb8..41065dd9df8 100644
--- a/src/plugins/contracts/runtime-seams.contract.test.ts
+++ b/src/plugins/contracts/runtime-seams.contract.test.ts
@@ -89,7 +89,7 @@ afterEach(() => {
   } else {
     Reflect.deleteProperty(globalThis as object, "fetch");
   }
-  for (const dir of tempDirs.splice(0, tempDirs.length)) {
+  for (const dir of tempDirs.splice(0)) {
     fs.rmSync(dir, { recursive: true, force: true });
   }
 });
diff --git a/src/plugins/generated-plugin-test-helpers.ts b/src/plugins/generated-plugin-test-helpers.ts
index 86c2ed18e5b..8bac2c70b5b 100644
--- a/src/plugins/generated-plugin-test-helpers.ts
+++ b/src/plugins/generated-plugin-test-helpers.ts
@@ -20,7 +20,7 @@ export function createGeneratedPluginTempRoot(prefix: string): string {
 
 export function installGeneratedPluginTempRootCleanup() {
   afterEach(() => {
-    for (const dir of tempDirs.splice(0, tempDirs.length)) {
+    for (const dir of tempDirs.splice(0)) {
       fs.rmSync(dir, { recursive: true, force: true });
     }
   });
diff --git a/test/helpers/temp-dir.ts b/test/helpers/temp-dir.ts
index 578321c2219..6ba58e73c3b 100644
--- a/test/helpers/temp-dir.ts
+++ b/test/helpers/temp-dir.ts
@@ -13,7 +13,7 @@ export function makeTempDir(tempDirs: string[] | Set<string>, prefix: string): s
 }
 
 export function cleanupTempDirs(tempDirs: string[] | Set<string>): void {
-  const dirs = Array.isArray(tempDirs) ? tempDirs.splice(0, tempDirs.length) : [...tempDirs];
+  const dirs = Array.isArray(tempDirs) ? tempDirs.splice(0) : [...tempDirs];
   for (const dir of dirs) {
     fs.rmSync(dir, { recursive: true, force: true });
   }
diff --git a/test/helpers/temp-repo.ts b/test/helpers/temp-repo.ts
index f5633588adc..9a2a8ca33cf 100644
--- a/test/helpers/temp-repo.ts
+++ b/test/helpers/temp-repo.ts
@@ -14,7 +14,7 @@ export function writeJsonFile(filePath: string, value: unknown): void {
 }
 
 export function cleanupTempDirs(tempDirs: string[]): void {
-  for (const dir of tempDirs.splice(0, tempDirs.length)) {
+  for (const dir of tempDirs.splice(0)) {
     fs.rmSync(dir, { recursive: true, force: true });
   }
 }