diff --git a/.oxlintrc.json b/.oxlintrc.json
index 3b9bf192265..0855b026474 100644
--- a/.oxlintrc.json
+++ b/.oxlintrc.json
@@ -11,6 +11,7 @@
     "eslint-plugin-unicorn/prefer-array-find": "error",
     "eslint/no-array-constructor": "error",
     "eslint/no-await-in-loop": "off",
+    "eslint/no-constructor-return": "error",
     "eslint/no-div-regex": "error",
     "eslint/no-extra-label": "error",
     "eslint/no-empty-pattern": ["error", { "allowObjectPatternsAsParameters": false }],
@@ -22,6 +23,7 @@
     "eslint/no-regex-spaces": "error",
     "eslint/no-return-assign": "error",
     "eslint/no-sequences": "error",
+    "eslint/no-self-compare": "error",
     "eslint/no-shadow": "off",
     "eslint/no-useless-call": "error",
     "eslint/no-useless-computed-key": "error",
@@ -32,16 +34,24 @@
     "eslint/prefer-exponentiation-operator": "error",
     "eslint/prefer-numeric-literals": "error",
     "eslint/unicode-bom": "error",
+    "import/no-absolute-path": "error",
+    "import/no-empty-named-blocks": "error",
+    "import/no-self-import": "error",
+    "node/no-exports-assign": "error",
     "eslint-plugin-unicorn/prefer-set-size": "error",
     "oxc/no-accumulating-spread": "error",
     "oxc/no-async-endpoint-handlers": "error",
     "oxc/no-map-spread": "error",
+    "promise/no-new-statics": "error",
+    "typescript/adjacent-overload-signatures": "error",
+    "typescript/ban-tslint-comment": "error",
     "typescript/consistent-return": "error",
     "typescript/no-empty-object-type": ["error", { "allowInterfaces": "with-single-extends" }],
     "typescript/no-explicit-any": "error",
     "typescript/no-extraneous-class": "error",
     "typescript/no-meaningless-void-operator": "error",
     "typescript/no-non-null-asserted-nullish-coalescing": "error",
+    "typescript/no-unnecessary-qualifier": "error",
     "typescript/no-unnecessary-type-assertion": "error",
     "typescript/no-unnecessary-type-arguments": "error",
     "typescript/no-unnecessary-type-constraint": "error",
@@ -50,14 +60,22 @@
     "typescript/no-unsafe-type-assertion": "off",
     "typescript/no-useless-default-assignment": "error",
     "typescript/prefer-return-this-type": "error",
+    "typescript/prefer-find": "error",
+    "typescript/prefer-reduce-type-parameter": "error",
     "typescript/prefer-ts-expect-error": "error",
+    "unicorn/consistent-date-clone": "error",
     "unicorn/consistent-function-scoping": "off",
+    "unicorn/consistent-template-literal-escape": "error",
+    "unicorn/no-console-spaces": "error",
     "unicorn/no-unnecessary-array-flat-depth": "error",
     "unicorn/no-unnecessary-array-splice-count": "error",
     "unicorn/no-unnecessary-slice-end": "error",
     "unicorn/no-useless-error-capture-stack-trace": "error",
     "unicorn/no-useless-promise-resolve-reject": "error",
     "unicorn/prefer-date-now": "error",
+    "unicorn/prefer-dom-node-text-content": "error",
+    "unicorn/prefer-keyboard-event-key": "error",
+    "unicorn/prefer-negative-index": "error",
     "unicorn/prefer-optional-catch-binding": "error",
     "unicorn/prefer-set-size": "error",
     "unicorn/require-array-join-separator": "error",
diff --git a/extensions/qa-lab/src/web-runtime.test.ts b/extensions/qa-lab/src/web-runtime.test.ts
index c78c4aa7b6b..16403bf7fb6 100644
--- a/extensions/qa-lab/src/web-runtime.test.ts
+++ b/extensions/qa-lab/src/web-runtime.test.ts
@@ -18,13 +18,12 @@ const {
 } = vi.hoisted(() => ({
   bodyLocator: {
     waitFor: vi.fn(async () => undefined),
-    innerText: vi.fn(async () => "hello from body"),
+    textContent: vi.fn(async () => "hello from body"),
   },
   browserClose: vi.fn(async () => undefined),
   contextClose: vi.fn(async () => undefined),
   contextNewPage: vi.fn(),
   goto: vi.fn(async () => undefined),
-  innerText: vi.fn(async () => "hello from body"),
   launch: vi.fn(),
   locatorFill: vi.fn(async () => undefined),
   locatorPress: vi.fn(async () => undefined),
diff --git a/extensions/qa-lab/src/web-runtime.ts b/extensions/qa-lab/src/web-runtime.ts
index fa4d507d0ee..0a29623cc00 100644
--- a/extensions/qa-lab/src/web-runtime.ts
+++ b/extensions/qa-lab/src/web-runtime.ts
@@ -93,7 +93,7 @@ export async function qaWebWait(params: QaWebWaitParams) {
   }
   if (params.text) {
     await session.page.waitForFunction(
-      (expected) => document.body?.innerText?.toLowerCase().includes(expected.toLowerCase()),
+      (expected) => document.body?.textContent?.toLowerCase().includes(expected.toLowerCase()),
       params.text,
       { timeout: timeoutMs },
     );
@@ -119,7 +119,7 @@ export async function qaWebSnapshot(params: QaWebSnapshotParams) {
   const timeoutMs = resolveTimeoutMs(params.timeoutMs);
   const body = session.page.locator("body");
   await body.waitFor({ timeout: timeoutMs });
-  const text = await body.innerText({ timeout: timeoutMs });
+  const text = (await body.textContent({ timeout: timeoutMs })) ?? "";
   const maxChars =
     typeof params.maxChars === "number" && Number.isFinite(params.maxChars)
       ? Math.max(1, Math.floor(params.maxChars))
diff --git a/extensions/qqbot/src/engine/messaging/outbound-deliver.ts b/extensions/qqbot/src/engine/messaging/outbound-deliver.ts
index db218e0362f..92947165924 100644
--- a/extensions/qqbot/src/engine/messaging/outbound-deliver.ts
+++ b/extensions/qqbot/src/engine/messaging/outbound-deliver.ts
@@ -350,14 +350,11 @@ export async function parseAndSendMediaTags(
     return { handled: false, normalizedText: text };
   }
 
-  const tagCounts = mediaTagMatches.reduce(
-    (acc, m) => {
-      const t = normalizeLowercaseStringOrEmpty(m[1]);
-      acc[t] = (acc[t] ?? 0) + 1;
-      return acc;
-    },
-    {} as Record<string, number>,
-  );
+  const tagCounts = mediaTagMatches.reduce<Record<string, number>>((acc, m) => {
+    const t = normalizeLowercaseStringOrEmpty(m[1]);
+    acc[t] = (acc[t] ?? 0) + 1;
+    return acc;
+  }, {});
   log?.debug?.(
     `Detected media tags: ${Object.entries(tagCounts)
       .map(([k, v]) => `${v} <${k}>`)
diff --git a/src/agents/apply-patch.ts b/src/agents/apply-patch.ts
index c6a8db2ab75..1c03906b483 100644
--- a/src/agents/apply-patch.ts
+++ b/src/agents/apply-patch.ts
@@ -407,9 +407,13 @@ function checkPatchBoundariesLenient(lines: string[]): string[] {
     throw new Error(strictError);
   }
   const first = lines[0];
-  const last = lines[lines.length - 1];
-  if ((first === "<<EOF" || first === "<<'EOF'" || first === '<<"EOF"') && last.endsWith("EOF")) {
-    const inner = lines.slice(1, lines.length - 1);
+  const last = lines.at(-1);
+  if (
+    last &&
+    (first === "<<EOF" || first === "<<'EOF'" || first === '<<"EOF"') &&
+    last.endsWith("EOF")
+  ) {
+    const inner = lines.slice(1, -1);
     const innerError = checkPatchBoundariesStrict(inner);
     if (!innerError) {
       return inner;
diff --git a/src/agents/auth-profiles/persisted.ts b/src/agents/auth-profiles/persisted.ts
index ab44fe0b925..d123d8bdbc3 100644
--- a/src/agents/auth-profiles/persisted.ts
+++ b/src/agents/auth-profiles/persisted.ts
@@ -88,12 +88,12 @@ function warnRejectedCredentialEntries(source: string, rejected: RejectedCredent
   if (rejected.length === 0) {
     return;
   }
-  const reasons = rejected.reduce(
+  const reasons = rejected.reduce<Partial<Record<CredentialRejectReason, number>>>(
     (acc, current) => {
       acc[current.reason] = (acc[current.reason] ?? 0) + 1;
       return acc;
     },
-    {} as Partial<Record<CredentialRejectReason, number>>,
+    {},
   );
   log.warn("ignored invalid auth profile entries during store load", {
     source,
diff --git a/src/agents/auth-profiles/state.ts b/src/agents/auth-profiles/state.ts
index 90fc8291277..15cee136588 100644
--- a/src/agents/auth-profiles/state.ts
+++ b/src/agents/auth-profiles/state.ts
@@ -9,19 +9,18 @@ function normalizeAuthProfileOrder(raw: unknown): AuthProfileState["order"] {
   if (!raw || typeof raw !== "object") {
     return undefined;
   }
-  const normalized = Object.entries(raw as Record<string, unknown>).reduce(
-    (acc, [provider, value]) => {
-      if (!Array.isArray(value)) {
-        return acc;
-      }
-      const list = value.map((entry) => normalizeOptionalString(entry) ?? "").filter(Boolean);
-      if (list.length > 0) {
-        acc[provider] = list;
-      }
+  const normalized = Object.entries(raw as Record<string, unknown>).reduce<
+    Record<string, string[]>
+  >((acc, [provider, value]) => {
+    if (!Array.isArray(value)) {
       return acc;
-    },
-    {} as Record<string, string[]>,
-  );
+    }
+    const list = value.map((entry) => normalizeOptionalString(entry) ?? "").filter(Boolean);
+    if (list.length > 0) {
+      acc[provider] = list;
+    }
+    return acc;
+  }, {});
   return Object.keys(normalized).length > 0 ? normalized : undefined;
 }
 
diff --git a/src/logging/redact.ts b/src/logging/redact.ts
index 6e21853e151..2be750805e2 100644
--- a/src/logging/redact.ts
+++ b/src/logging/redact.ts
@@ -110,7 +110,7 @@ function redactText(text: string, patterns: RegExp[]): string {
   let next = text;
   for (const pattern of patterns) {
     next = replacePatternBounded(next, pattern, (...args: string[]) =>
-      redactMatch(args[0], args.slice(1, args.length - 2)),
+      redactMatch(args[0], args.slice(1, -2)),
     );
   }
   return next;
diff --git a/test/scripts/oxlint-config.test.ts b/test/scripts/oxlint-config.test.ts
index 8e758c17f16..1be8ceef936 100644
--- a/test/scripts/oxlint-config.test.ts
+++ b/test/scripts/oxlint-config.test.ts
@@ -13,18 +13,36 @@ type OxlintTsconfig = {
 
 const ZERO_BASELINE_RULES = [
   "eslint/no-div-regex",
+  "eslint/no-constructor-return",
   "eslint/no-extra-label",
   "eslint/no-lone-blocks",
   "eslint/no-multi-str",
   "eslint/no-proto",
   "eslint/no-regex-spaces",
   "eslint/no-sequences",
+  "eslint/no-self-compare",
   "eslint/prefer-exponentiation-operator",
   "eslint/prefer-numeric-literals",
   "eslint/unicode-bom",
+  "import/no-absolute-path",
+  "import/no-empty-named-blocks",
+  "import/no-self-import",
+  "node/no-exports-assign",
+  "promise/no-new-statics",
+  "typescript/adjacent-overload-signatures",
+  "typescript/ban-tslint-comment",
   "typescript/no-non-null-asserted-nullish-coalescing",
+  "typescript/no-unnecessary-qualifier",
+  "typescript/prefer-find",
+  "typescript/prefer-reduce-type-parameter",
   "typescript/prefer-return-this-type",
+  "unicorn/consistent-date-clone",
+  "unicorn/consistent-template-literal-escape",
+  "unicorn/no-console-spaces",
   "unicorn/no-useless-error-capture-stack-trace",
+  "unicorn/prefer-dom-node-text-content",
+  "unicorn/prefer-keyboard-event-key",
+  "unicorn/prefer-negative-index",
   "unicorn/prefer-optional-catch-binding",
   "unicorn/require-array-join-separator",
   "unicorn/throw-new-error",