diff --git a/frontmatter.json b/frontmatter.json
index a377ad99e..ac17e0af8 100644
--- a/frontmatter.json
+++ b/frontmatter.json
@@ -46,11 +46,6 @@
           "name": "tags",
           "type": "list"
         },
-        {
-          "title": "category",
-          "name": "category",
-          "type": "string"
-        },
         {
           "title": "draft",
           "name": "draft",
diff --git a/scripts/new-post.js b/scripts/new-post.js
index 187bfd0e7..9e99e7dc4 100644
--- a/scripts/new-post.js
+++ b/scripts/new-post.js
@@ -51,7 +51,7 @@ published: ${getDate()}
 description: ''
 image: ''
 tags: []
-category: ''
+
 draft: false 
 lang: ''
 ---
diff --git a/src/components/ArchivePanel.astro b/src/components/ArchivePanel.astro
index 24159c8c5..0fb37d498 100644
--- a/src/components/ArchivePanel.astro
+++ b/src/components/ArchivePanel.astro
@@ -1,16 +1,13 @@
 ---
-import { UNCATEGORIZED } from "@constants/constants";
-import I18nKey from "../i18n/i18nKey";
-import { i18n } from "../i18n/translation";
+
 import { getSortedPosts } from "../utils/content-utils";
 import { getPostUrlBySlug } from "../utils/url-utils";
 
 interface Props {
 	keyword?: string;
 	tags?: string[];
-	categories?: string[];
 }
-const { tags, categories } = Astro.props;
+const { tags } = Astro.props;
 
 let posts = await getSortedPosts();
 
@@ -22,13 +19,7 @@ if (Array.isArray(tags) && tags.length > 0) {
 	);
 }
 
-if (Array.isArray(categories) && categories.length > 0) {
-	posts = posts.filter(
-		(post) =>
-			(post.data.category && categories.includes(post.data.category)) ||
-			(!post.data.category && categories.includes(UNCATEGORIZED)),
-	);
-}
+
 
 const groups: { year: number; posts: typeof posts }[] = (() => {
 	const groupedPosts = posts.reduce(
@@ -74,7 +65,7 @@ function formatTag(tag: string[]) {
                     <div class="w-[15%] md:w-[10%]">
                         <div class="h-3 w-3 bg-none rounded-full outline outline-[var(--primary)] mx-auto -outline-offset-[2px] z-50 outline-3"></div>
                     </div>
-                    <div class="w-[70%] md:w-[80%] transition text-left text-50">{group.posts.length} {i18n(I18nKey.postsCount)}</div>
+                    <div class="w-[70%] md:w-[80%] transition text-left text-50">{group.posts.length} 篇文章</div>
                 </div>
                 {group.posts.map(post => (
                     <a href={getPostUrlBySlug(post.slug)}
diff --git a/src/components/LightDarkSwitch.svelte b/src/components/LightDarkSwitch.svelte
index 62ae7da60..7d578755a 100644
--- a/src/components/LightDarkSwitch.svelte
+++ b/src/components/LightDarkSwitch.svelte
@@ -1,8 +1,7 @@
 <script lang="ts">
 import type { LIGHT_DARK_MODE } from "@/types/config.ts";
 import { AUTO_MODE, DARK_MODE, LIGHT_MODE } from "@constants/constants.ts";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import Icon from "@iconify/svelte";
 import {
 	applyThemeToDocument,
@@ -78,21 +77,21 @@ function hidePanel() {
                     onclick={() => switchScheme(LIGHT_MODE)}
             >
                 <Icon icon="material-symbols:wb-sunny-outline-rounded" class="text-[1.25rem] mr-3"></Icon>
-                {i18n(I18nKey.lightMode)}
+                浅色模式
             </button>
             <button class="flex transition whitespace-nowrap items-center !justify-start w-full btn-plain scale-animation rounded-lg h-9 px-3 font-medium active:scale-95 mb-0.5"
                     class:current-theme-btn={mode === DARK_MODE}
                     onclick={() => switchScheme(DARK_MODE)}
             >
                 <Icon icon="material-symbols:dark-mode-outline-rounded" class="text-[1.25rem] mr-3"></Icon>
-                {i18n(I18nKey.darkMode)}
+                深色模式
             </button>
             <button class="flex transition whitespace-nowrap items-center !justify-start w-full btn-plain scale-animation rounded-lg h-9 px-3 font-medium active:scale-95"
                     class:current-theme-btn={mode === AUTO_MODE}
                     onclick={() => switchScheme(AUTO_MODE)}
             >
                 <Icon icon="material-symbols:radio-button-partial-outline" class="text-[1.25rem] mr-3"></Icon>
-                {i18n(I18nKey.systemMode)}
+                跟随系统
             </button>
         </div>
     </div>
diff --git a/src/components/PostCard.astro b/src/components/PostCard.astro
index 56ed8c046..fdcfa053e 100644
--- a/src/components/PostCard.astro
+++ b/src/components/PostCard.astro
@@ -2,8 +2,7 @@
 import path from "node:path";
 import type { CollectionEntry } from "astro:content";
 import { Icon } from "astro-icon/components";
-import I18nKey from "../i18n/i18nKey";
-import { i18n } from "../i18n/translation";
+
 import { getDir } from "../utils/url-utils";
 import PostMetadata from "./PostMeta.astro";
 import ImageWrapper from "./misc/ImageWrapper.astro";
@@ -17,7 +16,6 @@ interface Props {
 	published: Date;
 	updated?: Date;
 	tags: string[];
-	category: string;
 	image: string;
 	description: string;
 	draft: boolean;
@@ -30,7 +28,6 @@ const {
 	published,
 	updated,
 	tags,
-	category,
 	image,
 	description,
 	style,
@@ -65,7 +62,7 @@ const { remarkPluginFrontmatter } = await entry.render();
         </a>
 
         <!-- metadata -->
-        <PostMetadata published={published} updated={updated} tags={tags} category={category} hideTagsForMobile={true} hideUpdateDate={true} class="mb-4"></PostMetadata>
+        <PostMetadata published={published} updated={updated} tags={tags} hideTagsForMobile={true} hideUpdateDate={true} class="mb-4"></PostMetadata>
 
         <!-- description -->
         <div class:list={["transition text-75 mb-3.5 pr-4", {"line-clamp-2 md:line-clamp-1": !description}]}>
@@ -74,9 +71,9 @@ const { remarkPluginFrontmatter } = await entry.render();
 
         <!-- word count, read time and page views -->
         <div class="text-sm text-black/30 dark:text-white/30 flex gap-4 transition">
-            <div>{remarkPluginFrontmatter.words} {" " + i18n(I18nKey.wordsCount)}</div>
+            <div>{remarkPluginFrontmatter.words} 字</div>
             <div>|</div>
-            <div>{remarkPluginFrontmatter.minutes} {" " + i18n(I18nKey.minutesCount)}</div>
+            <div>{remarkPluginFrontmatter.minutes} 分钟</div>
             <div>|</div>
             <div>
                 <span class="text-50 text-sm font-medium" id={`page-views-${entry.slug}`}>加载中...</span>
diff --git a/src/components/PostMeta.astro b/src/components/PostMeta.astro
index 2e8070e16..f785fd3bd 100644
--- a/src/components/PostMeta.astro
+++ b/src/components/PostMeta.astro
@@ -1,7 +1,6 @@
 ---
 import { Icon } from "astro-icon/components";
-import I18nKey from "../i18n/i18nKey";
-import { i18n } from "../i18n/translation";
+
 import { getDir, url } from "../utils/url-utils";
 import { formatDateToYYYYMMDD } from "../utils/date-utils";
 import { umamiConfig } from "../config";
@@ -11,7 +10,6 @@ interface Props {
 	published: Date;
 	updated?: Date;
 	tags: string[];
-	category: string;
 	hideTagsForMobile?: boolean;
 	hideUpdateDate?: boolean;
 	slug?: string;
@@ -20,7 +18,6 @@ const {
 	published,
 	updated,
 	tags,
-	category,
 	hideTagsForMobile = false,
 	hideUpdateDate = false,
 	slug,
@@ -49,21 +46,6 @@ const className = Astro.props.class;
         </div>
     )}
 
-    <!-- categories -->
-    <div class="flex items-center">
-        <div class="meta-icon"
-        >
-            <Icon name="material-symbols:book-2-outline-rounded" class="text-xl"></Icon>
-        </div>
-        <div class="flex flex-row flex-nowrap items-center">
-            <a href={url(`/archive/category/${category || 'uncategorized'}/`)} aria-label=`View all posts in the ${category} category`
-               class="link-lg transition text-50 text-sm font-medium
-                            hover:text-[var(--primary)] dark:hover:text-[var(--primary)] whitespace-nowrap">
-                {category || i18n(I18nKey.uncategorized)}
-            </a>
-        </div>
-    </div>
-
     <!-- tags -->
     <div class:list={["items-center", {"flex": !hideTagsForMobile, "hidden md:flex": hideTagsForMobile}]}>
         <div class="meta-icon"
@@ -79,7 +61,7 @@ const className = Astro.props.class;
                     {tag}
                 </a>
             ))}
-            {!(tags && tags.length > 0) && <div class="transition text-50 text-sm font-medium">{i18n(I18nKey.noTags)}</div>}
+            {!(tags && tags.length > 0) && <div class="transition text-50 text-sm font-medium">无标签</div>}
         </div>
     </div>
 
diff --git a/src/components/PostPage.astro b/src/components/PostPage.astro
index 4e46ed462..4fdf8c8d8 100644
--- a/src/components/PostPage.astro
+++ b/src/components/PostPage.astro
@@ -14,7 +14,6 @@ const interval = 50;
                 entry={entry}
                 title={entry.data.title}
                 tags={entry.data.tags}
-                category={entry.data.category}
                 published={entry.data.published}
                 updated={entry.data.updated}
                 url={getPostUrlBySlug(entry.slug)}
diff --git a/src/components/Search.svelte b/src/components/Search.svelte
index 701b5df3e..e3e2214c3 100644
--- a/src/components/Search.svelte
+++ b/src/components/Search.svelte
@@ -1,6 +1,5 @@
 <script lang="ts">
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import Icon from "@iconify/svelte";
 import { url } from "@utils/url-utils.ts";
 import { onMount } from "svelte";
@@ -143,7 +142,7 @@ $: search(keywordMobile, false);
       dark:bg-white/5 dark:hover:bg-white/10 dark:focus-within:bg-white/10
 ">
     <Icon icon="material-symbols:search" class="absolute text-[1.25rem] pointer-events-none ml-3 transition my-auto text-black/30 dark:text-white/30"></Icon>
-    <input placeholder="{i18n(I18nKey.search)}" bind:value={keywordDesktop} on:focus={() => search(keywordDesktop, true)}
+    <input placeholder="搜索" bind:value={keywordDesktop} on:focus={() => search(keywordDesktop, true)}
            class="transition-all pl-10 text-sm bg-transparent outline-0
          h-full w-40 active:w-60 focus:w-60 text-black/50 dark:text-white/50"
     >
diff --git a/src/components/misc/License.astro b/src/components/misc/License.astro
index e2d5a5fde..a71967f86 100644
--- a/src/components/misc/License.astro
+++ b/src/components/misc/License.astro
@@ -1,8 +1,7 @@
 ---
 import { Icon } from "astro-icon/components";
 import { licenseConfig, profileConfig } from "../../config";
-import I18nKey from "../../i18n/i18nKey";
-import { i18n } from "../../i18n/translation";
+
 import { formatDateToYYYYMMDD } from "../../utils/date-utils";
 
 interface Props {
@@ -27,15 +26,15 @@ const postUrl = decodeURIComponent(Astro.url.toString());
     </a>
     <div class="flex gap-6 mt-2">
         <div>
-            <div class="transition text-black/30 dark:text-white/30 text-sm">{i18n(I18nKey.author)}</div>
+            <div class="transition text-black/30 dark:text-white/30 text-sm">作者</div>
             <div class="transition text-black/75 dark:text-white/75 line-clamp-2">{profileConf.name}</div>
         </div>
         <div>
-            <div class="transition text-black/30 dark:text-white/30 text-sm">{i18n(I18nKey.publishedAt)}</div>
+            <div class="transition text-black/30 dark:text-white/30 text-sm">发布于</div>
             <div class="transition text-black/75 dark:text-white/75 line-clamp-2">{formatDateToYYYYMMDD(pubDate)}</div>
         </div>
         <div>
-            <div class="transition text-black/30 dark:text-white/30 text-sm">{i18n(I18nKey.license)}</div>
+            <div class="transition text-black/30 dark:text-white/30 text-sm">许可协议</div>
             <a href={licenseConf.url} target="_blank" class="link text-[var(--primary)] line-clamp-2">{licenseConf.name}</a>
         </div>
     </div>
diff --git a/src/components/widget/Categories.astro b/src/components/widget/Categories.astro
deleted file mode 100644
index 15d7b26b1..000000000
--- a/src/components/widget/Categories.astro
+++ /dev/null
@@ -1,37 +0,0 @@
----
-import WidgetLayout from "./WidgetLayout.astro";
-
-import I18nKey from "../../i18n/i18nKey";
-import { i18n } from "../../i18n/translation";
-import { getCategoryList } from "../../utils/content-utils";
-import { getCategoryUrl } from "../../utils/url-utils";
-import ButtonLink from "../control/ButtonLink.astro";
-
-const categories = await getCategoryList();
-
-const COLLAPSED_HEIGHT = "7.5rem";
-const COLLAPSE_THRESHOLD = 5;
-
-const isCollapsed = categories.length >= COLLAPSE_THRESHOLD;
-
-interface Props {
-	class?: string;
-	style?: string;
-}
-const className = Astro.props.class;
-const style = Astro.props.style;
----
-
-<WidgetLayout name={i18n(I18nKey.categories)} id="categories" isCollapsed={isCollapsed} collapsedHeight={COLLAPSED_HEIGHT}
-                class={className} style={style}
->
-    {categories.map((c) =>
-        <ButtonLink
-            url={getCategoryUrl(c.name)}
-            badge={String(c.count)}
-            label=`View all posts in the ${c.name} category`
-        >
-            {c.name}
-        </ButtonLink>
-    )}
-</WidgetLayout>
\ No newline at end of file
diff --git a/src/components/widget/DisplaySettings.svelte b/src/components/widget/DisplaySettings.svelte
index 3af09430e..6fcf76c63 100644
--- a/src/components/widget/DisplaySettings.svelte
+++ b/src/components/widget/DisplaySettings.svelte
@@ -1,6 +1,5 @@
 <script lang="ts">
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import Icon from "@iconify/svelte";
 import { getDefaultHue, getHue, setHue } from "@utils/setting-utils";
 
@@ -22,7 +21,7 @@ $: if (hue || hue === 0) {
             before:w-1 before:h-4 before:rounded-md before:bg-[var(--primary)]
             before:absolute before:-left-3 before:top-[0.33rem]"
         >
-            {i18n(I18nKey.themeColor)}
+            主题色彩
             <button aria-label="Reset to Default" class="btn-regular w-7 h-7 rounded-md  active:scale-90"
                     class:opacity-0={hue === defaultHue} class:pointer-events-none={hue === defaultHue} on:click={resetHue}>
                 <div class="text-[var(--btn-content)]">
@@ -38,7 +37,7 @@ $: if (hue || hue === 0) {
         </div>
     </div>
     <div class="w-full h-6 px-1 bg-[oklch(0.80_0.10_0)] dark:bg-[oklch(0.70_0.10_0)] rounded select-none">
-        <input aria-label={i18n(I18nKey.themeColor)} type="range" min="0" max="360" bind:value={hue}
+        <input aria-label="主题色彩" type="range" min="0" max="360" bind:value={hue}
                class="slider" id="colorSlider" step="5" style="width: 100%">
     </div>
 </div>
diff --git a/src/components/widget/SideBar.astro b/src/components/widget/SideBar.astro
index b762884d1..f1d0df947 100644
--- a/src/components/widget/SideBar.astro
+++ b/src/components/widget/SideBar.astro
@@ -1,6 +1,6 @@
 ---
 import type { MarkdownHeading } from "astro";
-import Categories from "./Categories.astro";
+
 import Profile from "./Profile.astro";
 import Tag from "./Tags.astro";
 
@@ -16,7 +16,7 @@ const className = Astro.props.class;
         <Profile></Profile>
     </div>
     <div id="sidebar-sticky" class="transition-all duration-700 flex flex-col w-full gap-4 top-4 sticky top-4">
-        <Categories class="onload-animation" style="animation-delay: 150ms"></Categories>
+        
         <Tag class="onload-animation" style="animation-delay: 200ms"></Tag>
                     <!-- 赞助标 -->
         <div class="overflow-hidden flex justify-center">
diff --git a/src/components/widget/Tags.astro b/src/components/widget/Tags.astro
index 9a726d864..59b56ca89 100644
--- a/src/components/widget/Tags.astro
+++ b/src/components/widget/Tags.astro
@@ -1,7 +1,6 @@
 ---
 
-import I18nKey from "../../i18n/i18nKey";
-import { i18n } from "../../i18n/translation";
+
 import { getTagList } from "../../utils/content-utils";
 import { url } from "../../utils/url-utils";
 import ButtonTag from "../control/ButtonTag.astro";
@@ -20,7 +19,7 @@ interface Props {
 const className = Astro.props.class;
 const style = Astro.props.style;
 ---
-<WidgetLayout name={i18n(I18nKey.tags)} id="tags" isCollapsed={isCollapsed} collapsedHeight={COLLAPSED_HEIGHT} class={className} style={style}>
+<WidgetLayout name="标签" id="tags" isCollapsed={isCollapsed} collapsedHeight={COLLAPSED_HEIGHT} class={className} style={style}>
     <div class="flex gap-2 flex-wrap">
         {tags.map(t => (
             <ButtonTag href={url(`/archive/tag/${t.name}/`)} label={`View all posts with the ${t.name} tag`}>
diff --git a/src/components/widget/WidgetLayout.astro b/src/components/widget/WidgetLayout.astro
index c90121a69..f8bda016e 100644
--- a/src/components/widget/WidgetLayout.astro
+++ b/src/components/widget/WidgetLayout.astro
@@ -1,7 +1,6 @@
 ---
 import { Icon } from "astro-icon/components";
-import I18nKey from "../../i18n/i18nKey";
-import { i18n } from "../../i18n/translation";
+
 interface Props {
 	id: string;
 	name?: string;
@@ -23,7 +22,7 @@ const className = Astro.props.class;
     {isCollapsed && <div class="expand-btn px-4 -mb-2">
         <button class="btn-plain rounded-lg w-full h-9">
             <div class="text-[var(--primary)] flex items-center justify-center gap-2 -translate-x-2">
-                <Icon name="material-symbols:more-horiz" class="text-[1.75rem]"></Icon> {i18n(I18nKey.more)}
+                <Icon name="material-symbols:more-horiz" class="text-[1.75rem]"></Icon> 更多
             </div>
         </button>
     </div>}
diff --git a/src/constants/link-presets.ts b/src/constants/link-presets.ts
index 412d4aa4b..e843a548c 100644
--- a/src/constants/link-presets.ts
+++ b/src/constants/link-presets.ts
@@ -1,18 +1,17 @@
 import { LinkPreset, type NavBarLink } from "@/types/config";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 
 export const LinkPresets: { [key in LinkPreset]: NavBarLink } = {
 	[LinkPreset.Home]: {
-		name: i18n(I18nKey.home),
+		name: "首页",
 		url: "/",
 	},
 	[LinkPreset.About]: {
-		name: i18n(I18nKey.about),
+		name: "关于",
 		url: "/about/",
 	},
 	[LinkPreset.Archive]: {
-		name: i18n(I18nKey.archive),
+		name: "归档",
 		url: "/archive/",
 	},
 };
diff --git a/src/content/config.ts b/src/content/config.ts
index 5852f1152..ecb7a3b89 100644
--- a/src/content/config.ts
+++ b/src/content/config.ts
@@ -9,7 +9,6 @@ const postsCollection = defineCollection({
 		description: z.string().optional().default(""),
 		image: z.string().optional().default(""),
 		tags: z.array(z.string()).optional().default([]),
-		category: z.string().optional().default(""),
 		lang: z.string().optional().default(""),
 		pinned: z.boolean().optional().default(false),
 
diff --git a/src/i18n/i18nKey.ts b/src/i18n/i18nKey.ts
deleted file mode 100644
index f796b17ca..000000000
--- a/src/i18n/i18nKey.ts
+++ /dev/null
@@ -1,37 +0,0 @@
-enum I18nKey {
-	home = "home",
-	about = "about",
-	archive = "archive",
-	search = "search",
-
-	tags = "tags",
-	categories = "categories",
-	recentPosts = "recentPosts",
-
-	comments = "comments",
-
-	untitled = "untitled",
-	uncategorized = "uncategorized",
-	noTags = "noTags",
-
-	wordCount = "wordCount",
-	wordsCount = "wordsCount",
-	minuteCount = "minuteCount",
-	minutesCount = "minutesCount",
-	postCount = "postCount",
-	postsCount = "postsCount",
-
-	themeColor = "themeColor",
-
-	lightMode = "lightMode",
-	darkMode = "darkMode",
-	systemMode = "systemMode",
-
-	more = "more",
-
-	author = "author",
-	publishedAt = "publishedAt",
-	license = "license",
-}
-
-export default I18nKey;
diff --git a/src/i18n/languages/en.ts b/src/i18n/languages/en.ts
deleted file mode 100644
index 5ecad05bd..000000000
--- a/src/i18n/languages/en.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const en: Translation = {
-	[Key.home]: "Home",
-	[Key.about]: "About",
-	[Key.archive]: "Archive",
-	[Key.search]: "Search",
-
-	[Key.tags]: "Tags",
-	[Key.categories]: "Categories",
-	[Key.recentPosts]: "Recent Posts",
-
-	[Key.comments]: "Comments",
-
-	[Key.untitled]: "Untitled",
-	[Key.uncategorized]: "Uncategorized",
-	[Key.noTags]: "No Tags",
-
-	[Key.wordCount]: "word",
-	[Key.wordsCount]: "words",
-	[Key.minuteCount]: "minute",
-	[Key.minutesCount]: "minutes",
-	[Key.postCount]: "post",
-	[Key.postsCount]: "posts",
-
-	[Key.themeColor]: "Theme Color",
-
-	[Key.lightMode]: "Light",
-	[Key.darkMode]: "Dark",
-	[Key.systemMode]: "System",
-
-	[Key.more]: "More",
-
-	[Key.author]: "Author",
-	[Key.publishedAt]: "Published at",
-	[Key.license]: "License",
-};
diff --git a/src/i18n/languages/es.ts b/src/i18n/languages/es.ts
deleted file mode 100644
index 9e4d9c980..000000000
--- a/src/i18n/languages/es.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const es: Translation = {
-	[Key.home]: "Inicio",
-	[Key.about]: "Sobre mí",
-	[Key.archive]: "Archivo",
-	[Key.search]: "Buscar",
-
-	[Key.tags]: "Etiquetas",
-	[Key.categories]: "Categorías",
-	[Key.recentPosts]: "Publicaciones recientes",
-
-	[Key.comments]: "Comentarios",
-
-	[Key.untitled]: "Sin título",
-	[Key.uncategorized]: "Sin categoría",
-	[Key.noTags]: "Sin etiquetas",
-
-	[Key.wordCount]: "palabra",
-	[Key.wordsCount]: "palabras",
-	[Key.minuteCount]: "minuto",
-	[Key.minutesCount]: "minutos",
-	[Key.postCount]: "publicación",
-	[Key.postsCount]: "publicaciones",
-
-	[Key.themeColor]: "Color del tema",
-
-	[Key.lightMode]: "Claro",
-	[Key.darkMode]: "Oscuro",
-	[Key.systemMode]: "Sistema",
-
-	[Key.more]: "Más",
-
-	[Key.author]: "Autor",
-	[Key.publishedAt]: "Publicado el",
-	[Key.license]: "Licencia",
-};
diff --git a/src/i18n/languages/ja.ts b/src/i18n/languages/ja.ts
deleted file mode 100644
index 97b45791e..000000000
--- a/src/i18n/languages/ja.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const ja: Translation = {
-	[Key.home]: "Home",
-	[Key.about]: "About",
-	[Key.archive]: "Archive",
-	[Key.search]: "検索",
-
-	[Key.tags]: "タグ",
-	[Key.categories]: "カテゴリ",
-	[Key.recentPosts]: "最近の投稿",
-
-	[Key.comments]: "コメント",
-
-	[Key.untitled]: "タイトルなし",
-	[Key.uncategorized]: "カテゴリなし",
-	[Key.noTags]: "タグなし",
-
-	[Key.wordCount]: "文字",
-	[Key.wordsCount]: "文字",
-	[Key.minuteCount]: "分",
-	[Key.minutesCount]: "分",
-	[Key.postCount]: "件の投稿",
-	[Key.postsCount]: "件の投稿",
-
-	[Key.themeColor]: "テーマカラー",
-
-	[Key.lightMode]: "ライト",
-	[Key.darkMode]: "ダーク",
-	[Key.systemMode]: "システム",
-
-	[Key.more]: "もっと",
-
-	[Key.author]: "作者",
-	[Key.publishedAt]: "公開日",
-	[Key.license]: "ライセンス",
-};
diff --git a/src/i18n/languages/ko.ts b/src/i18n/languages/ko.ts
deleted file mode 100644
index 9936ebfa6..000000000
--- a/src/i18n/languages/ko.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const ko: Translation = {
-	[Key.home]: "홈",
-	[Key.about]: "소개",
-	[Key.archive]: "아카이브",
-	[Key.search]: "검색",
-
-	[Key.tags]: "태그",
-	[Key.categories]: "카테고리",
-	[Key.recentPosts]: "최근 게시물",
-
-	[Key.comments]: "댓글",
-
-	[Key.untitled]: "제목 없음",
-	[Key.uncategorized]: "분류되지 않음",
-	[Key.noTags]: "태그 없음",
-
-	[Key.wordCount]: "단어",
-	[Key.wordsCount]: "단어",
-	[Key.minuteCount]: "분",
-	[Key.minutesCount]: "분",
-	[Key.postCount]: "게시물",
-	[Key.postsCount]: "게시물",
-
-	[Key.themeColor]: "테마 색상",
-
-	[Key.lightMode]: "밝은 모드",
-	[Key.darkMode]: "어두운 모드",
-	[Key.systemMode]: "시스템 모드",
-
-	[Key.more]: "더 보기",
-
-	[Key.author]: "저자",
-	[Key.publishedAt]: "게시일",
-	[Key.license]: "라이선스",
-};
diff --git a/src/i18n/languages/th.ts b/src/i18n/languages/th.ts
deleted file mode 100644
index 67c9ad980..000000000
--- a/src/i18n/languages/th.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const th: Translation = {
-	[Key.home]: "หน้าแรก",
-	[Key.about]: "เกี่ยวกับ",
-	[Key.archive]: "คลัง",
-	[Key.search]: "ค้นหา",
-
-	[Key.tags]: "ป้ายกำกับ",
-	[Key.categories]: "หมวดหมู่",
-	[Key.recentPosts]: "โพสต์ล่าสุด",
-
-	[Key.comments]: "ความคิดเห็น",
-
-	[Key.untitled]: "ไม่ได้ตั้งชื่อ",
-	[Key.uncategorized]: "ไม่ได้จัดหมวดหมู่",
-	[Key.noTags]: "ไม่มีป้ายกำกับ",
-
-	[Key.wordCount]: "คำ",
-	[Key.wordsCount]: "คำ",
-	[Key.minuteCount]: "นาที",
-	[Key.minutesCount]: "นาที",
-	[Key.postCount]: "โพสต์",
-	[Key.postsCount]: "โพสต์",
-
-	[Key.themeColor]: "สีของธีม",
-
-	[Key.lightMode]: "สว่าง",
-	[Key.darkMode]: "มืด",
-	[Key.systemMode]: "ตามระบบ",
-
-	[Key.more]: "ดูเพิ่ม",
-
-	[Key.author]: "ผู้เขียน",
-	[Key.publishedAt]: "เผยแพร่เมื่อ",
-	[Key.license]: "สัญญาอนุญาต",
-};
diff --git a/src/i18n/languages/zh_CN.ts b/src/i18n/languages/zh_CN.ts
deleted file mode 100644
index 8ac2c7e5c..000000000
--- a/src/i18n/languages/zh_CN.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const zh_CN: Translation = {
-	[Key.home]: "主页",
-	[Key.about]: "关于&隐私政策",
-	[Key.archive]: "归档",
-	[Key.search]: "搜索",
-
-	[Key.tags]: "标签",
-	[Key.categories]: "分类",
-	[Key.recentPosts]: "最新文章",
-
-	[Key.comments]: "评论",
-
-	[Key.untitled]: "无标题",
-	[Key.uncategorized]: "未分类",
-	[Key.noTags]: "无标签",
-
-	[Key.wordCount]: "字",
-	[Key.wordsCount]: "字",
-	[Key.minuteCount]: "分钟",
-	[Key.minutesCount]: "分钟",
-	[Key.postCount]: "篇文章",
-	[Key.postsCount]: "篇文章",
-
-	[Key.themeColor]: "主题色",
-
-	[Key.lightMode]: "亮色",
-	[Key.darkMode]: "暗色",
-	[Key.systemMode]: "跟随系统",
-
-	[Key.more]: "更多",
-
-	[Key.author]: "作者",
-	[Key.publishedAt]: "发布于",
-	[Key.license]: "许可协议",
-};
diff --git a/src/i18n/languages/zh_TW.ts b/src/i18n/languages/zh_TW.ts
deleted file mode 100644
index 3fca76bc8..000000000
--- a/src/i18n/languages/zh_TW.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import Key from "../i18nKey";
-import type { Translation } from "../translation";
-
-export const zh_TW: Translation = {
-	[Key.home]: "首頁",
-	[Key.about]: "關於",
-	[Key.archive]: "彙整",
-	[Key.search]: "搜尋",
-
-	[Key.tags]: "標籤",
-	[Key.categories]: "分類",
-	[Key.recentPosts]: "最新文章",
-
-	[Key.comments]: "評論",
-
-	[Key.untitled]: "無標題",
-	[Key.uncategorized]: "未分類",
-	[Key.noTags]: "無標籤",
-
-	[Key.wordCount]: "字",
-	[Key.wordsCount]: "字",
-	[Key.minuteCount]: "分鐘",
-	[Key.minutesCount]: "分鐘",
-	[Key.postCount]: "篇文章",
-	[Key.postsCount]: "篇文章",
-
-	[Key.themeColor]: "主題色",
-
-	[Key.lightMode]: "亮色",
-	[Key.darkMode]: "暗色",
-	[Key.systemMode]: "跟隨系統",
-
-	[Key.more]: "更多",
-
-	[Key.author]: "作者",
-	[Key.publishedAt]: "發佈於",
-	[Key.license]: "許可協議",
-};
diff --git a/src/i18n/translation.ts b/src/i18n/translation.ts
deleted file mode 100644
index d8ed5024c..000000000
--- a/src/i18n/translation.ts
+++ /dev/null
@@ -1,40 +0,0 @@
-import { siteConfig } from "../config";
-import type I18nKey from "./i18nKey";
-import { en } from "./languages/en";
-import { es } from "./languages/es";
-import { ja } from "./languages/ja";
-import { ko } from "./languages/ko";
-import { th } from "./languages/th";
-import { zh_CN } from "./languages/zh_CN";
-import { zh_TW } from "./languages/zh_TW";
-
-export type Translation = {
-	[K in I18nKey]: string;
-};
-
-const defaultTranslation = en;
-
-const map: { [key: string]: Translation } = {
-	es: es,
-	en: en,
-	en_us: en,
-	en_gb: en,
-	en_au: en,
-	zh_cn: zh_CN,
-	zh_tw: zh_TW,
-	ja: ja,
-	ja_jp: ja,
-	ko: ko,
-	ko_kr: ko,
-	th: th,
-	th_th: th,
-};
-
-export function getTranslation(lang: string): Translation {
-	return map[lang.toLowerCase()] || defaultTranslation;
-}
-
-export function i18n(key: I18nKey): string {
-	const lang = siteConfig.lang || "en";
-	return getTranslation(lang)[key];
-}
diff --git a/src/pages/about.astro b/src/pages/about.astro
index 9f3db2cae..0669075b6 100644
--- a/src/pages/about.astro
+++ b/src/pages/about.astro
@@ -5,8 +5,7 @@ import MainGridLayout from "../layouts/MainGridLayout.astro";
 import { getEntry } from "astro:content";
 import { render } from "astro:content";
 import Markdown from "@components/misc/Markdown.astro";
-import I18nKey from "../i18n/i18nKey";
-import { i18n } from "../i18n/translation";
+
 
 const aboutPost = await getEntry("spec", "about");
 
@@ -16,7 +15,7 @@ if (!aboutPost) {
 
 const { Content } = await render(aboutPost);
 ---
-<MainGridLayout title={i18n(I18nKey.about)} description={i18n(I18nKey.about)}>
+<MainGridLayout title="关于" description="关于">
     <div class="flex w-full rounded-[var(--radius-large)] overflow-hidden relative min-h-32">
         <div class="card-base z-10 px-9 py-6 relative w-full ">
             <Markdown class="mt-2">
diff --git a/src/pages/archive/category/[category].astro b/src/pages/archive/category/[category].astro
deleted file mode 100644
index 1817c8453..000000000
--- a/src/pages/archive/category/[category].astro
+++ /dev/null
@@ -1,24 +0,0 @@
----
-import ArchivePanel from "@components/ArchivePanel.astro";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
-import MainGridLayout from "@layouts/MainGridLayout.astro";
-import { getCategoryList } from "@utils/content-utils";
-
-export async function getStaticPaths() {
-	const categories = await getCategoryList();
-	return categories.map((category) => {
-		return {
-			params: {
-				category: category.name,
-			},
-		};
-	});
-}
-
-const category = Astro.params.category as string;
----
-
-<MainGridLayout title={`${category} - ${i18n(I18nKey.categories)}`} description={`${i18n(I18nKey.archive)} - ${category}`}>
-    <ArchivePanel categories={[category]}></ArchivePanel>
-</MainGridLayout>
diff --git a/src/pages/archive/category/uncategorized.astro b/src/pages/archive/category/uncategorized.astro
deleted file mode 100644
index 2a9a7cad3..000000000
--- a/src/pages/archive/category/uncategorized.astro
+++ /dev/null
@@ -1,11 +0,0 @@
----
-import ArchivePanel from "@components/ArchivePanel.astro";
-import { UNCATEGORIZED } from "@constants/constants";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
-import MainGridLayout from "@layouts/MainGridLayout.astro";
----
-
-<MainGridLayout title={`${i18n(I18nKey.uncategorized)} - ${i18n(I18nKey.categories)}`} description={`${i18n(I18nKey.archive)} - ${i18n(I18nKey.uncategorized)}`}>
-    <ArchivePanel categories={[UNCATEGORIZED]}></ArchivePanel>
-</MainGridLayout>
diff --git a/src/pages/archive/index.astro b/src/pages/archive/index.astro
index 20760598d..7afc73d89 100644
--- a/src/pages/archive/index.astro
+++ b/src/pages/archive/index.astro
@@ -1,11 +1,10 @@
 ---
 import ArchivePanel from "@components/ArchivePanel.astro";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import MainGridLayout from "@layouts/MainGridLayout.astro";
 ---
 
-<MainGridLayout title={i18n(I18nKey.archive)}>
+<MainGridLayout title="归档">
     <ArchivePanel></ArchivePanel>
 </MainGridLayout>
 
diff --git a/src/pages/archive/tag/[tag].astro b/src/pages/archive/tag/[tag].astro
index eda0aacb2..81edbb93f 100644
--- a/src/pages/archive/tag/[tag].astro
+++ b/src/pages/archive/tag/[tag].astro
@@ -1,7 +1,6 @@
 ---
 import ArchivePanel from "@components/ArchivePanel.astro";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import MainGridLayout from "@layouts/MainGridLayout.astro";
 import { getSortedPosts } from "@utils/content-utils";
 
@@ -27,6 +26,6 @@ export async function getStaticPaths() {
 const tag = Astro.params.tag as string;
 ---
 
-<MainGridLayout title={`${tag} - ${i18n(I18nKey.tags)}`} description={`${i18n(I18nKey.archive)} - ${tag}`}>
+<MainGridLayout title={`${tag} - 标签`} description={`归档 - ${tag}`}>
     <ArchivePanel tags={[tag]}></ArchivePanel>
 </MainGridLayout>
\ No newline at end of file
diff --git a/src/pages/posts/[...slug].astro b/src/pages/posts/[...slug].astro
index 129fec902..a5ebf4eae 100644
--- a/src/pages/posts/[...slug].astro
+++ b/src/pages/posts/[...slug].astro
@@ -2,8 +2,7 @@
 import path from "node:path";
 import License from "@components/misc/License.astro";
 import Markdown from "@components/misc/Markdown.astro";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 import MainGridLayout from "@layouts/MainGridLayout.astro";
 import { getSortedPosts } from "@utils/content-utils";
 import { getDir, getPostUrlBySlug } from "@utils/url-utils";
@@ -57,13 +56,13 @@ const jsonLd = {
                     <div class="transition h-6 w-6 rounded-md bg-black/5 dark:bg-white/10 text-black/50 dark:text-white/50 flex items-center justify-center mr-2">
                         <Icon name="material-symbols:notes-rounded"></Icon>
                     </div>
-                    <div class="text-sm">{remarkPluginFrontmatter.words} {" " + i18n(I18nKey.wordsCount)}</div>
+                    <div class="text-sm">{remarkPluginFrontmatter.words} 字</div>
                 </div>
                 <div class="flex flex-row items-center">
                     <div class="transition h-6 w-6 rounded-md bg-black/5 dark:bg-white/10 text-black/50 dark:text-white/50 flex items-center justify-center mr-2">
                         <Icon name="material-symbols:schedule-outline-rounded"></Icon>
                     </div>
-                    <div class="text-sm">{remarkPluginFrontmatter.minutes} {" " + i18n(I18nKey.minutesCount)}</div>
+                    <div class="text-sm">{remarkPluginFrontmatter.minutes} 分钟</div>
                 </div>
             </div>
 
@@ -101,7 +100,6 @@ const jsonLd = {
                         published={entry.data.published}
                         updated={entry.data.updated}
                         tags={entry.data.tags}
-                        category={entry.data.category}
                         slug={entry.slug}
                 ></PostMetadata>
                 {!entry.data.image && <div class="border-[var(--line-divider)] border-dashed border-b-[1px] mb-5"></div>}
diff --git a/src/types/config.ts b/src/types/config.ts
index 4cafbb9ff..0477c63cf 100644
--- a/src/types/config.ts
+++ b/src/types/config.ts
@@ -105,7 +105,6 @@ export type BlogPostData = {
 	tags: string[];
 	draft?: boolean;
 	image?: string;
-	category?: string;
 	prevTitle?: string;
 	prevSlug?: string;
 	nextTitle?: string;
diff --git a/src/utils/content-utils.ts b/src/utils/content-utils.ts
index ddb904dac..52c3e7711 100644
--- a/src/utils/content-utils.ts
+++ b/src/utils/content-utils.ts
@@ -1,6 +1,5 @@
 import { getCollection } from "astro:content";
-import I18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
+
 
 export async function getSortedPosts() {
 	const allBlogPosts = await getCollection("posts", ({ data }) => {
@@ -54,35 +53,3 @@ export async function getTagList(): Promise<Tag[]> {
 
 	return keys.map((key) => ({ name: key, count: countMap[key] }));
 }
-
-export type Category = {
-	name: string;
-	count: number;
-};
-
-export async function getCategoryList(): Promise<Category[]> {
-	const allBlogPosts = await getCollection<"posts">("posts", ({ data }) => {
-		return import.meta.env.PROD ? data.draft !== true : true;
-	});
-	const count: { [key: string]: number } = {};
-	allBlogPosts.map((post: { data: { category: string | number } }) => {
-		if (!post.data.category) {
-			const ucKey = i18n(I18nKey.uncategorized);
-			count[ucKey] = count[ucKey] ? count[ucKey] + 1 : 1;
-			return;
-		}
-		count[post.data.category] = count[post.data.category]
-			? count[post.data.category] + 1
-			: 1;
-	});
-
-	const lst = Object.keys(count).sort((a, b) => {
-		return a.toLowerCase().localeCompare(b.toLowerCase());
-	});
-
-	const ret: Category[] = [];
-	for (const c of lst) {
-		ret.push({ name: c, count: count[c] });
-	}
-	return ret;
-}
diff --git a/src/utils/url-utils.ts b/src/utils/url-utils.ts
index 4a6121ca0..2bd6659e3 100644
--- a/src/utils/url-utils.ts
+++ b/src/utils/url-utils.ts
@@ -1,6 +1,3 @@
-import i18nKey from "@i18n/i18nKey";
-import { i18n } from "@i18n/translation";
-
 export function pathsEqual(path1: string, path2: string) {
 	const normalizedPath1 = path1.replace(/^\/|\/$/g, "").toLowerCase();
 	const normalizedPath2 = path2.replace(/^\/|\/$/g, "").toLowerCase();
@@ -16,11 +13,7 @@ export function getPostUrlBySlug(slug: string): string {
 	return url(`/posts/${slug}/`);
 }
 
-export function getCategoryUrl(category: string): string {
-	if (category === i18n(i18nKey.uncategorized))
-		return url("/archive/category/uncategorized/");
-	return url(`/archive/category/${category}/`);
-}
+
 
 export function getDir(path: string): string {
 	const lastSlashIndex = path.lastIndexOf("/");