diff --git a/src/assets/js/navTools.js b/src/assets/js/navTools.js
index 9864d3d..aa23021 100644
--- a/src/assets/js/navTools.js
+++ b/src/assets/js/navTools.js
@@ -9,15 +9,17 @@ let navTools = {
             // 工具
             'download-time': {
                 // 工具标题
-                title: '计算下载用时',
+                title: '下载用时计算',
                 // 工具简介
                 desc: '根据设定的文件大小和下载速度简单计算大约下载完成所需的时间。',
                 // 组件名称
                 component: 'CalcDownloadTime',
                 // 更新时间
-                update: '',
+                update: '2021-12-06',
+                // 版本
+                version: '1',
                 // 启用状态
-                enabled: false
+                enabled: true
             },
             'ratio': {
                 title: '比例计算',
@@ -68,9 +70,11 @@ let navTools = {
             },
             'text-structure': {
                 title: '文本结构转换',
-                desc: '横排、竖排、倒序等',
+                desc: '倒序、横竖互换等',
                 component: 'ConvertTextStructure',
-                enabled: false
+                update: '2021-12-06',
+                version: '1',
+                enabled: true,
             },
             'timestamp': {
                 title: 'Unix 时间戳转换',
@@ -86,21 +90,25 @@ let navTools = {
         title: 'Minecraft',
         list: {
             'chunk-location-calc': {
-                title: '区块位置计算',
+                title: 'Minecraft 区块位置计算',
                 component: 'MinecraftChunkLocationCalc',
                 enabled: false
             },
             'dynmap-renderdata-gen': {
                 title: 'Dynmap renderdata 生成',
-                desc: '生成用于 Minecraft Dynmap 插件 / 模组的 renderdata 数据。',
+                desc: '生成用于 Minecraft Dynmap 插件或模组的 renderdata 数据。',
                 component: 'MinecraftDynmapRenderdataGen',
-                enabled: false
+                update: '2021-12-06',
+                version: '1',
+                enabled: true,
             },
             'uuid-converter': {
-                title: 'UUID 转换',
-                desc: 'UUID 与 UUID Least、UUID Most 相互转换。',
+                title: 'Minecraft UUID 转换',
+                desc: '随机生成或转换 Minecraft 的 UUID。',
                 component: 'MinecraftUUIDConverter',
-                enabled: false
+                update: '2021-12-06',
+                version: '1',
+                enabled: true
             },
         }
     },
diff --git a/src/components/tools/CalcDownloadTime.vue b/src/components/tools/CalcDownloadTime.vue
new file mode 100644
index 0000000..ea4cbcc
--- /dev/null
+++ b/src/components/tools/CalcDownloadTime.vue
@@ -0,0 +1,231 @@
+<template>
+  <div class="tool-page">
+
+    <div class="inputs">
+      <div class="title">参数</div>
+      <div class="content">
+
+        <div class="content-item">
+          <div class="item-label">文件大小：</div>
+          <el-input-number
+            v-model="inputs.sizeValue"
+            controls-position="right"
+            size="medium"
+            :precision="2"
+            :min="0"
+            :max="10000"
+            :step="1"
+          ></el-input-number>
+          <el-select v-model="inputs.sizeUnit" size="medium">
+            <el-option
+              v-for="item in units"
+              :key="item.name"
+              :label="item.name"
+              :value="item.name"
+            ></el-option>
+          </el-select>
+        </div>
+
+        <div class="content-item">
+          <div class="item-label">已下载大小：</div>
+          <el-input-number
+            v-model="inputs.downloadedValue"
+            controls-position="right"
+            size="medium"
+            :precision="2"
+            :min="0"
+            :max="10000"
+            :step="1"
+          ></el-input-number>
+          <el-select v-model="inputs.downloadedUnit" size="medium">
+            <el-option
+              v-for="item in units"
+              :key="item.name"
+              :label="item.name"
+              :value="item.name"
+            ></el-option>
+          </el-select>
+        </div>
+
+        <div class="content-item">
+          <div class="item-label">下载速度：</div>
+          <el-input-number
+            v-model="inputs.speedValue"
+            controls-position="right"
+            size="medium"
+            :precision="2"
+            :min="0"
+            :max="10000"
+            :step="1"
+          ></el-input-number>
+          <el-select v-model="inputs.speedUnit" size="medium">
+            <el-option
+              v-for="item in units"
+              :key="item.name"
+              :label="`${item.name}/s`"
+              :value="item.name"
+            ></el-option>
+          </el-select>
+        </div>
+
+      </div>
+    </div>
+
+    <div class="outputs">
+      <div class="title">计算结果</div>
+      <div class="content">
+        <p>
+          <span class="content-label">大约需要时长：</span>
+          <span class="content-text">{{ outputs.duration || '未计算' }}</span>
+        </p>
+        <p>
+          <span class="content-label">大约结束时间：</span>
+          <span class="content-text">{{ outputs.time || '未计算' }}</span>
+        </p>
+      </div>
+    </div>
+
+  </div>
+</template>
+
+<script>
+import * as dayjs from 'dayjs';
+import duration from 'dayjs/plugin/duration';
+
+dayjs.extend(duration);
+
+export default {
+  name: 'CalcDownloadTime',
+  data() {
+    return {
+      // 单位和比率（基于 KB）
+      units: [
+        { name: 'KiB', rate: 1 },
+        { name: 'MiB', rate: 1024 },
+        { name: 'GiB', rate: 1048576 },
+      ],
+      // 参数
+      inputs: {
+        downloadedUnit: 'KiB',
+        downloadedValue: 0,
+        sizeUnit: 'KiB',
+        sizeValue: 0,
+        speedUnit: 'KiB',
+        speedValue: 0,
+      },
+      // 计算结果
+      outputs: {
+        duration: '',
+        time: '',
+      },
+      // 防卡顿
+      timer: null,
+    }
+  },
+  watch: {
+
+    // 自动计算
+    'inputs': {
+      deep: true,
+      handler() {
+        clearTimeout(this.timer);
+        this.timer = setTimeout(() => {
+          this.calc();
+        }, 1000);
+      }
+    },
+
+  },
+  methods: {
+
+    /** 计算 */
+    calc() {
+
+      const { units } = this;
+      const {
+        downloadedUnit, downloadedValue,
+        sizeUnit, sizeValue,
+        speedUnit, speedValue,
+      } = this.inputs;
+
+      if (sizeValue === 0 || speedValue === 0) {
+        this.outputs.duration = '';
+        this.outputs.time = '';
+        return;
+      }
+
+      // 获取转换比例
+      const downloadedRate = units[units.findIndex((obj) => {
+        return (obj.name === downloadedUnit);
+      })].rate;
+      const sizeRate = units[units.findIndex((obj) => {
+        return (obj.name === sizeUnit);
+      })].rate;
+      const speedRate = units[units.findIndex((obj) => {
+        return (obj.name === speedUnit);
+      })].rate;
+
+      // 转为 KB 单位
+      const realDownloaded = downloadedValue * downloadedRate;
+      const realSize = sizeValue * sizeRate - realDownloaded;
+      const realSpeed = speedValue * speedRate;
+
+      if (realSize < 0) {
+        this.$message({
+          duration: 3000,
+          message: '参数有误，请检查。',
+          type: 'warning',
+        });
+        return;
+      }
+
+      // 时长（秒）
+      const dSeconds = (realSize / realSpeed).toFixed(0);
+      // 起始时间
+      const timeStart = dayjs();
+      // 结束时间
+      const timeEnd = timeStart.add(dSeconds, 'second');
+      // 时长（天，整数）
+      const dDays = timeEnd.diff(timeStart, 'day');
+      // 最后一天的起始时间
+      const timeLastDay = timeStart.add(dDays, 'day');
+      // 时长（格式化，最后一天剩余）
+      const dLastDay = dayjs.duration(timeEnd.diff(timeLastDay)).format('HH 时 mm 分 ss 秒');
+
+      this.outputs.duration = `${dDays} 天 ${dLastDay}`;
+      this.outputs.time = timeEnd.format('YYYY-MM-DD HH:mm:ss');
+
+    },
+
+  },
+}
+</script>
+
+<style lang="less" scoped>
+.inputs {
+  .content-item {
+    display: flex;
+    align-items: center;
+    padding: 0.25em 0;
+  }
+
+  .item-label {
+    flex-shrink: 0;
+    width: 6.5em;
+    text-align: right;
+  }
+
+  .el-input-number {
+    width: 10em;
+  }
+
+  .el-select {
+    margin-left: 0.5em;
+    width: 6em;
+  }
+
+  /deep/ .el-input__inner {
+    text-align: right;
+  }
+}
+</style>
diff --git a/src/components/tools/ConvertTextStructure.vue b/src/components/tools/ConvertTextStructure.vue
new file mode 100644
index 0000000..4ec99a6
--- /dev/null
+++ b/src/components/tools/ConvertTextStructure.vue
@@ -0,0 +1,196 @@
+<template>
+  <div class="tool-page">
+
+    <div class="inputs">
+      <div class="title">文本</div>
+      <div class="content">
+        <el-input
+          v-model="inputs"
+          type="textarea"
+          :rows="8"
+        ></el-input>
+      </div>
+    </div>
+
+    <div class="actions">
+      <div class="title">操作</div>
+      <div class="content">
+        <el-select v-model="mode" size="medium">
+          <el-option
+            v-for="item in modes"
+            :key="item.name"
+            :label="item.label"
+            :value="item.name"
+          ></el-option>
+        </el-select>
+        <el-button
+          type="primary"
+          size="medium"
+          plain
+          @click="convert()"
+        >转换</el-button>
+        <el-button
+          type="danger"
+          size="medium"
+          plain
+          @click="clear()"
+        >清空</el-button>
+      </div>
+    </div>
+
+    <div class="outputs">
+      <div class="title">转换结果</div>
+      <div class="content">
+        <el-input
+          v-model="outputs"
+          type="textarea"
+          :rows="8"
+        ></el-input>
+      </div>
+    </div>
+
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'ConvertTextStructure',
+  data() {
+    return {
+      mode: 'reverse-h',
+      modes: [
+        { name: 'reverse-h', label: '倒序（左右）' },
+        { name: 'reverse-v', label: '倒序（上下）' },
+        { name: 'horizon-vertical-normal', label: '横竖互换（半角，1 空格）' },
+        { name: 'horizon-vertical-full', label: '横竖互换（全角，2 空格）' },
+      ],
+      inputs: '',
+      outputs: '',
+    }
+  },
+  methods: {
+
+    /** 清除 */
+    clear() {
+      this.inputs = '';
+      this.outputs = '';
+    },
+
+    /** 转换 */
+    convert() {
+
+      switch (this.mode) {
+        case 'reverse-h':
+          this.cReverseH();
+          break;
+        case 'reverse-v':
+          this.cReverseV();
+          break;
+        case 'horizon-vertical-normal':
+          this.cHorizonVertical(false);
+          break;
+        case 'horizon-vertical-full':
+          this.cHorizonVertical(true);
+          break;
+        default:
+          break;
+      }
+
+    },
+
+    /** 倒序（横向） */
+    cReverseH() {
+      /** @type {string[]} */
+      const inputs = this.inputs.split('\n');
+
+      /** @type {string[]} */
+      const outputs = [];
+
+      inputs.forEach((line) => {
+        outputs.push(line.split('').reverse().join(''));
+      });
+
+      this.outputs = outputs.join('\n');
+    },
+
+    /** 倒序（竖向） */
+    cReverseV() {
+      /** @type {string[]} */
+      const inputs = this.inputs.split('\n');
+
+      this.outputs = inputs.reverse().join('\n');
+    },
+
+    /**
+     * 横竖互换
+     * 
+     * @param {boolean} isFullAngle 是否为全角
+     */
+    cHorizonVertical(isFullAngle) {
+
+      // 空格符号：2 / 1
+      const spaceChar = (isFullAngle ? '  ' : ' ');
+      // 空格 Unicode：&emsp; / &nbsp;
+      const spaceUnicode = (isFullAngle ? '\u2003' : '\u2002');
+
+      // 空格正则
+      const spaceRegC = new RegExp(spaceChar, 'g');
+      const spaceRegU = new RegExp(spaceUnicode, 'g');
+
+      /** @type {string[]} */
+      const inputs = this.inputs.split('\n');
+
+      /** @type {number[]} */
+      const inputLens = [];
+
+      /** @type {string[][]} */
+      const outputs = [];
+
+      // 转换空格 & 记录输入内容行长度
+      inputs.forEach((row, index) => {
+        row = row.replace(spaceRegC, spaceUnicode);
+        inputLens.push(row.length);
+        inputs[index] = row;
+      });
+
+      const inputLenMax = Math.max(...inputLens);
+
+      // 创建空行
+      for (let i = 0; i < inputLenMax; i++) {
+        outputs.push([]);
+      }
+
+      // 行列互换
+      inputs.forEach((row, rIndex) => {
+        for (let i = 0; i < inputLenMax; i++) {
+          const strChar = (row.charAt(i) || spaceUnicode);
+          outputs[i][rIndex] = strChar;
+        }
+      });
+
+      // 合并行内容 & 转换空格
+      outputs.forEach((row, index) => {
+        outputs[index] = row.join('').replace(spaceRegU, spaceChar);
+      });
+
+      this.outputs = outputs.join('\n');
+
+    },
+
+  },
+}
+</script>
+
+<style lang="less" scoped>
+.inputs, .outputs {
+  /deep/ .el-textarea__inner {
+    font-family: monospace;
+  }
+}
+
+.actions {
+  .el-select {
+    margin-right: 0.8em;
+  }
+}
+</style>
diff --git a/src/components/tools/MinecraftDynmapRenderdataGen.vue b/src/components/tools/MinecraftDynmapRenderdataGen.vue
new file mode 100644
index 0000000..0e72867
--- /dev/null
+++ b/src/components/tools/MinecraftDynmapRenderdataGen.vue
@@ -0,0 +1,692 @@
+<template>
+  <div class="tool-page">
+
+    <div class="notice">
+      <div class="title">说明</div>
+      <div class="content">
+        <p>目前仅支持普通方块。</p>
+        <p>已测试游戏版本：Minecraft 1.12.2</p>
+      </div>
+    </div>
+
+    <div class="inputs">
+      <div class="title">参数</div>
+      <div class="content">
+
+          <div class="content-row">
+            <span class="row-label">Mod ID</span>
+            <el-input
+              v-model="inputs.modID"
+              type="text"
+              size="small"
+              clearable
+              required
+            ></el-input>
+          </div>
+          <div class="content-row">
+            <span class="row-label">注释</span>
+            <el-input
+              v-model="inputs.comment"
+              type="text"
+              size="small"
+              clearable
+            ></el-input>
+          </div>
+          <div class="content-row">
+            <span class="row-label">方块 ID</span>
+            <el-input
+              v-model="inputs.blockID"
+              type="text"
+              size="small"
+              placeholder="例：stone（不带命名空间）"
+              clearable
+              required
+            ></el-input>
+          </div>
+          <div class="content-row">
+            <span class="row-label">子方块</span>
+            <el-input
+              v-model="inputs.blockSubset"
+              type="text"
+              size="small"
+              placeholder="范围：0 ~ 15，默认：0，可以使用 *"
+              :minlength="0"
+              :maxlength="1"
+              clearable
+            ></el-input>
+          </div>
+          <div class="content-row">
+            <span class="row-label">透明方块</span>
+            <el-checkbox v-model="inputs.isTransparent"></el-checkbox>
+          </div>
+          <div class="content-row">
+            <span class="row-label">纹理 ID</span>
+            <el-input
+              v-model="inputs.textureID"
+              type="text"
+              size="small"
+              placeholder="默认：与方块 ID 相同"
+              clearable
+            ></el-input>
+          </div>
+          <div class="content-row">
+            <span class="row-label">纹理文件路径</span>
+            <el-input
+              v-model="inputs.textureFilePath"
+              type="text"
+              size="small"
+              placeholder="例：assets/minecraft/textures/blocks/stone.png"
+              clearable
+              required
+            ></el-input>
+          </div>
+
+      </div>
+    </div>
+
+    <div class="actions">
+      <div class="title">操作</div>
+      <div class="content">
+
+        <div class="content-row">
+          <el-button
+            type="success"
+            size="small"
+            plain
+            @click="addBlock()"
+          >添加方块</el-button>
+          <el-button
+            type="warning"
+            size="small"
+            plain
+            @click="historyCtrl('undo')"
+          >撤销操作</el-button>
+          <el-button
+            type="warning"
+            size="small"
+            plain
+            @click="historyCtrl('redo')"
+          >还原操作</el-button>
+        </div>
+        <div class="content-row">
+          <el-button
+            type="danger"
+            size="small"
+            plain
+            @click="clearResult()"
+          >清除结果</el-button>
+          <el-button
+            type="primary"
+            size="small"
+            plain
+            @click="mergeResult()"
+          >合并结果</el-button>
+          <el-button
+            type="danger"
+            size="small"
+            plain
+            @click="clearMerged()"
+          >清除合并</el-button>
+        </div>
+        <div class="content-row">
+          <el-button
+            type="success"
+            size="small"
+            plain
+            @click="saveResult()"
+          >记录结果</el-button>
+          <el-button
+            type="primary"
+            size="small"
+            plain
+            @click="loadSaves()"
+          >载入记录</el-button>
+          <el-button
+            type="danger"
+            size="small"
+            plain
+            @click="clearSaves()"
+          >清除记录</el-button>
+        </div>
+
+      </div>
+    </div>
+
+    <div class="outputs">
+      <div class="title">生成结果</div>
+      <div class="content">
+
+        <div class="content-row">
+          <div class="row-title">
+            <span>{{ inputs.modID || '*' }}-models.txt, </span>
+            <span>{{ inputs.modID || '*' }}-texture.txt</span>
+            <span> - modname</span>
+          </div>
+          <el-input
+            v-model="outputs.modID"
+            type="text"
+            size="small"
+            readonly
+          ></el-input>
+        </div>
+        <div class="content-row">
+          <div class="row-title">
+            <span>{{ inputs.modID || '*' }}-models.txt - patch</span>
+          </div>
+          <el-input
+            v-model="outputs.modelsPatch"
+            type="textarea"
+            :rows="10"
+            readonly
+          ></el-input>
+        </div>
+
+        <div class="content-row">
+          <div class="row-title">
+            <span>{{ inputs.modID || '*' }}-models.txt - patchblock</span>
+          </div>
+          <el-input
+            v-model="outputs.modelsPatchBlock"
+            class="part"
+            type="textarea"
+            :rows="10"
+          ></el-input>
+        </div>
+        <div class="content-row">
+          <div class="row-title">
+            <span>{{ inputs.modID || '*' }}-texture.txt - texture</span>
+          </div>
+          <el-input
+            v-model="outputs.textureTexture"
+            class="part"
+            type="textarea"
+            :rows="10"
+          ></el-input>
+        </div>
+        <div class="content-row">
+          <div class="row-title">
+            <span>{{ inputs.modID || '*' }}-texture.txt - block</span>
+          </div>
+          <el-input
+            v-model="outputs.textureBlock"
+            class="part"
+            type="textarea"
+            :rows="10"
+          ></el-input>
+        </div>
+
+        <div class="content-row">
+          <div class="row-title">
+            <span>合并：{{ inputs.modID || '*' }}-models.txt</span>
+          </div>
+          <el-input
+            v-model="outputs.mergedModels"
+            class="merged"
+            type="textarea"
+            :rows="10"
+            readonly=""
+          ></el-input>
+        </div>
+        <div class="content-row">
+          <div class="row-title">
+            <span>合并：{{ inputs.modID || '*' }}-texture.txt</span>
+          </div>
+          <el-input
+            v-model="outputs.mergedTexture"
+            class="merged"
+            type="textarea"
+            :rows="10"
+            readonly=""
+          ></el-input>
+        </div>
+
+      </div>
+    </div>
+
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'MinecraftDynmapRenderdataGen',
+  data() {
+    return {
+      // 数据
+      datas: {
+        modelsPatch1: '',
+        modelsPatch2: '',
+      },
+      // 输入
+      inputs: {
+        blockID: '',
+        blockSubset: '',
+        comment: '',
+        isTransparent: false,
+        modID: '',
+        textureFilePath: '',
+        textureID: '',
+      },
+      // 输出
+      outputs: {
+        modID: '',
+        modelsPatch: '',
+        modelsPatchBlock: '',
+        textureTexture: '',
+        textureBlock: '',
+        mergedModels: '',
+        mergedTexture: '',
+      },
+      // 结果历史记录
+      historyIndex: 0,
+      historyMax: 20,
+      historyList: [],
+    }
+  },
+  created() {
+    this.initDatas();
+  },
+  methods: {
+
+    /**
+     * 初始化数据
+     */
+    initDatas() {
+      const datas = this.datas;
+      const outputs = this.outputs;
+
+      // 正方体 6 个面的 patch
+      datas.modelsPatch1 = 'patch:id=patch0,Ox=0.0,Oy=0.0,Oz=0.0,Ux=1.0,Uy=0.0,Uz=0.0,Vx=0.0,Vy=0.0,Vz=1.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top\npatch:id=patch1,Ox=0.0,Oy=1.0,Oz=1.0,Ux=1.0,Uy=1.0,Uz=1.0,Vx=0.0,Vy=1.0,Vz=0.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top\npatch:id=patch2,Ox=1.0,Oy=0.0,Oz=0.0,Ux=0.0,Uy=0.0,Uz=0.0,Vx=1.0,Vy=1.0,Vz=0.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top\npatch:id=patch3,Ox=0.0,Oy=0.0,Oz=1.0,Ux=1.0,Uy=0.0,Uz=1.0,Vx=0.0,Vy=1.0,Vz=1.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top\npatch:id=patch4,Ox=0.0,Oy=0.0,Oz=0.0,Ux=0.0,Uy=0.0,Uz=1.0,Vx=0.0,Vy=1.0,Vz=0.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top\npatch:id=patch5,Ox=1.0,Oy=0.0,Oz=1.0,Ux=1.0,Uy=0.0,Uz=0.0,Vx=1.0,Vy=1.0,Vz=1.0,Umin=0.0,Umax=1.0,Vmin=0.0,Vmax=1.0,VmaxAtUMax=1.0,VminAtUMax=0.0,visibility=top';
+      datas.modelsPatch2 = ',patch0=patch0,patch1=patch1,patch2=patch2,patch3=patch3,patch4=patch4,patch5=patch5';
+
+      outputs.modelsPatch = datas.modelsPatch1;
+    },
+
+    /**
+     * 确认对话框
+     * 
+     * @param {string} [msg] 提示内容
+     * @param {Function} [fnConfirm] 确认后进行的操作1
+     * @param {Function} [fnCancel] 取消后进行的操作
+     */
+    confirmDialog(msg = '', fnConfirm = null, fnCancel = null) {
+      msg = (msg || '确定要进行此操作？');
+
+      this.$confirm(msg, '确认', {
+        confirmButtonText: '确定',
+        cancelButtonText: '取消',
+        type: 'warning',
+      }).then(() => {
+        fnConfirm && fnConfirm();
+      }).catch(() => {
+        fnCancel && fnCancel();
+      });
+    },
+
+    /**
+     * 历史记录操作
+     * 
+     * @param {string} type 类型（record、redo、undo）
+     */
+    historyCtrl(type) {
+
+      const {
+        outputs,
+        historyIndex: hIndex,
+        historyMax: hMax,
+        historyList: hList,
+      } = this;
+
+      const sum = hList.length;
+
+      if (type === 'record') {
+
+        // 下标不在末尾，先删除后方内容
+        if (hIndex < sum - 1) {
+          hList.splice(hIndex + 1, sum - (hIndex + 1))
+        }
+
+        // 数量超出限制，先删除
+        if (sum >= hMax) {
+          hList.splice(0, (sum - hMax + 1));
+        }
+
+        // 添加记录
+        hList.push(JSON.parse(JSON.stringify(outputs)));
+
+        // 更新下标
+        this.historyIndex = hList.length - 1;
+
+      } else if (type === 'redo') {
+
+        const hItem = hList[hIndex + 1];
+
+        if (hItem) {
+          this.outputs = JSON.parse(JSON.stringify(hItem));
+          this.historyIndex += 1;
+        } else {
+          this.$message({
+            duration: 3000,
+            message: '没有可以还原的内容',
+            type: 'warning',
+          });
+        }
+
+      } else if (type === 'undo') {
+
+        const hItem = hList[hIndex - 1];
+
+        if (hItem) {
+          this.outputs = JSON.parse(JSON.stringify(hItem));
+          this.historyIndex -= 1;
+        } else {
+          this.$message({
+            duration: 3000,
+            message: '没有可以撤销的内容',
+            type: 'warning',
+          });
+        }
+
+      }
+
+    },
+
+    /**
+     * 同步 Mod ID
+     */
+    syncModID() {
+      const { inputs, outputs } = this;
+      const modID = inputs.modID.toLowerCase();
+
+      inputs.modID = modID;
+      outputs.modID = (modID ? `modname:${modID}` : '');
+    },
+
+    /**
+     * 添加
+     */
+    addBlock() {
+
+      /** @param {string} content 原内容，用于判断换行 */
+      const getComment = (content) => {
+        const { comment } = this.inputs;
+
+        // 前缀（\n）
+        const prefix = (content ? `\n` : '');
+
+        if (comment) {
+          return `${prefix}# ${comment}\n`;
+        } else {
+          return prefix;
+        }
+      };
+
+      const getBlockSubset = () => {
+        const subset = this.inputs.blockSubset;
+        return (subset || '0');
+      };
+
+      const getTextureID = () => {
+        const { inputs } = this;
+        const id = (inputs.textureID || inputs.modID);
+
+        return id;
+      };
+
+      const { datas, inputs, outputs } = this;
+
+      const requiredKeys = [ 'blockID', 'modID', 'textureFilePath'];
+
+      for (let i = 0; i < requiredKeys.length; i++) {
+        if (!inputs[requiredKeys[i]]) {
+          this.$message({
+            duration: 3000,
+            message: '内容未填写完整',
+            type: 'warning',
+          });
+          return;
+        }
+      }
+
+      this.syncModID();
+
+      let str = null;
+
+      // 处理：models.txt - patchblock
+      str = outputs.modelsPatchBlock;
+      str += getComment(str);
+      str += 'patchblock:id=%';
+      str += inputs.blockID;
+      str += ',data=';
+      str += getBlockSubset(str);
+      str += datas.modelsPatch2;
+      outputs.modelsPatchBlock = str;
+
+      // 处理：texture.txt - texture
+      str = outputs.textureTexture;
+      str += getComment(str);
+      str += 'texture:id=';
+      str += getTextureID(str);
+      str += ',filename=';
+      str += inputs.textureFilePath;
+      str += ',xcount=1,ycount=1';
+      outputs.textureTexture = str;
+
+      // 处理：texture.txt - block
+      str = outputs.textureBlock;
+      str += getComment(str);
+      str += 'block:id=%';
+      str += inputs.blockID;
+      str += ',data=';
+      str += getBlockSubset(str);
+      str += ',allfaces=0:';
+      str += getTextureID(str);
+      str += ',stdrot=true';
+      if (inputs.isTransparent) {
+          str += ',transparency=TRANSPARENT';
+      }
+      outputs.textureBlock = str;
+
+      // 记录
+      this.historyCtrl('record');
+
+    },
+
+    /**
+     * 清除结果
+     */
+    clearResult() {
+      const { outputs } = this;
+      const msg = '是否清除生成结果？';
+
+      this.confirmDialog(msg, () => {
+
+        for (let key in outputs) {
+          outputs[key] = '';
+        }
+
+        this.initDatas();
+        this.$message({
+          duration: 3000,
+          message: '已清除',
+          type: 'success',
+        });
+        this.historyCtrl('record');
+
+      });
+    },
+
+    /**
+     * 合并结果
+     */
+    mergeResult() {
+      const { outputs } = this;
+
+      const modelsKeys = ['modID', 'modelsPatch', 'modelsPatchBlock'];
+      const textureKeys = ['modID', 'textureTexture', 'textureBlock'];
+
+      this.clearMerged();
+      this.syncModID();
+
+      if (!outputs.modID) {
+        this.$message({
+          duration: 3000,
+          message: 'Mod ID 为空',
+          type: 'warning',
+        });
+        return;
+      }
+
+      modelsKeys.forEach((key, index) => {
+        const prefix = (index === 0 ? '' : '\n\n');
+        outputs.mergedModels += (prefix + outputs[key]);
+      });
+      textureKeys.forEach((key, index) => {
+        const prefix = (index === 0 ? '' : '\n\n');
+        outputs.mergedTexture += (prefix + outputs[key]);
+      });
+    },
+
+    clearMerged() {
+      const { outputs } = this;
+
+      outputs.mergedModels = '';
+      outputs.mergedTexture = '';
+    },
+
+    /**
+     * 记录结果
+     */
+    saveResult() {
+      const { outputs } = this;
+      const msg = '是否记录生成结果到 localStorage？';
+
+      this.confirmDialog(msg, () => {
+
+        for (let key in outputs) {
+          localStorage.setItem(('tool_gdr_' + key), outputs[key]);
+        }
+
+        this.$message({
+          duration: 3000,
+          message: '已记录',
+          type: 'success',
+        });
+
+      });
+    },
+
+    /**
+     * 加载结果
+     */
+    loadSaves() {
+      const { outputs } = this;
+      const records = {};
+      const msg = '是否加载记录？';
+
+      this.confirmDialog(msg, () => {
+
+        for (let key in outputs) {
+          const record = localStorage.getItem('tool_gdr_' + key);
+          record && (records[key] = record);
+        }
+
+        if (Object.keys(records).length > 0) {
+          this.outputs = records;
+          this.historyCtrl('record');
+          this.$message({
+            duration: 3000,
+            message: '已加载',
+            type: 'success',
+          });
+        } else {
+          this.$message({
+            duration: 3000,
+            message: '没有记录',
+            type: 'warning',
+          });
+        }
+
+      });
+    },
+
+    /**
+     * 清除记录的结果
+     */
+    clearSaves() {
+      const { outputs } = this;
+      const msg = '是否清除记录？';
+
+      this.confirmDialog(msg, () => {
+
+        for (let key in outputs) {
+          localStorage.removeItem('tool_gdr_' + key);
+        }
+
+        this.$message({
+          duration: 3000,
+          message: '已清除',
+          type: 'success',
+        });
+
+      });
+    },
+
+  },
+}
+</script>
+
+<style lang="less" scoped>
+@rowPadding: 0.25rem;
+
+/deep/ .el-input__inner {
+  padding: 0.25rem 0.5rem;
+}
+
+/deep/ .el-textarea__inner {
+  padding: 0.5rem;
+  font-size: 0.8rem;
+  line-height: 1.8em;
+}
+
+.inputs {
+  .content-row {
+    display: flex;
+    align-items: center;
+    padding: @rowPadding 0;
+  }
+
+  .row-label {
+    display: inline-block;
+    flex-shrink: 0;
+    margin-right: 0.5em;
+    width: 6.5em;
+    text-align: right;
+  }
+}
+
+.actions {
+  .content-row {
+    padding: @rowPadding 0;
+  }
+}
+
+.outputs {
+  /deep/ .part .el-textarea__inner {
+    border-color: #FF5722;
+  }
+
+  /deep/ .merged .el-textarea__inner {
+    border-color: #4CAF50;
+  }
+
+  .content-row {
+    padding: @rowPadding 0;
+  }
+
+  .row-title {
+    margin: 0.25rem 0;
+    font-size: 1rem;
+    font-weight: normal;
+  }
+}
+</style>
diff --git a/src/components/tools/MinecraftUUIDConverter.vue b/src/components/tools/MinecraftUUIDConverter.vue
new file mode 100644
index 0000000..ae1c472
--- /dev/null
+++ b/src/components/tools/MinecraftUUIDConverter.vue
@@ -0,0 +1,657 @@
+<template>
+  <div class="tool-page">
+
+    <div class="actions">
+      <div class="title">操作</div>
+      <div class="content">
+        <el-button
+          type="primary"
+          size="small"
+          plain
+          @click="generateRandomUUID()"
+        >随机生成</el-button>
+      </div>
+    </div>
+
+    <div class="form">
+      <div class="title">表单</div>
+      <div class="content" @input="handleInputEv($event)">
+
+        <!-- 十六进制 -->
+        <div class="content-row content-hex">
+          <div class="inputs">
+            <div class="input-label">Hexadecimal: </div>
+            <div class="input-content">
+              <span>"</span>
+              <input
+                ref="inputHex"
+                v-model="form.hex"
+                type="text"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="hex"
+                placeholder="00000000-0000-0000-0000-000000000000"
+                spellcheck="false"
+                :pattern="pattern.hex"
+                required
+              />
+              <span>"</span>
+            </div>
+          </div>
+          <div class="btns">
+            <el-button
+              type="success"
+              size="mini"
+              plain
+              @click="copyToClipboard('hex')"
+            >复制</el-button>
+          </div>
+        </div>
+
+        <!-- 高低位 -->
+        <div class="content-row content-halves">
+          <div class="inputs">
+            <div class="input-label">UUID Most: </div>
+            <div class="input-content">
+              <input
+                ref="inputMost"
+                v-model="form.most"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="halves"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span> L</span>
+            </div>
+            <div class="input-label">UUID Least: </div>
+            <div class="input-content">
+              <input
+                ref="inputLeast"
+                v-model="form.least"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="halves"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span> L</span>
+            </div>
+          </div>
+          <div class="btns">
+            <el-button
+              type="success"
+              size="mini"
+              plain
+              @click="copyToClipboard('halves')"
+            >复制</el-button>
+          </div>
+        </div>
+
+        <!-- 整型数组 -->
+        <div class="content-row content-array">
+          <div class="inputs" @paste="handlePasteArray($event)">
+            <div class="input-label">UUID: </div>
+            <div class="input-content">
+              <span>[I; </span>
+              <input
+                ref="inputArray1"
+                v-model="form.array['1']"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="array"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span>, </span>
+              <input
+                ref="inputArray2"
+                v-model="form.array['2']"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="array"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span>, </span>
+              <input
+                ref="inputArray3"
+                v-model="form.array['3']"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="array"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span>, </span>
+              <input
+                ref="inputArray4"
+                v-model="form.array['4']"
+                type="number"
+                autocomplete="off"
+                autocorrect="off"
+                autocapitalize="off"
+                data-input-type="array"
+                inputmode="numeric"
+                spellcheck="false"
+                :pattern="pattern.number"
+                required
+              />
+              <span>]</span>
+            </div>
+          </div>
+          <div class="btns">
+            <el-button
+              type="success"
+              size="mini"
+              plain
+              @click="copyToClipboard('array')"
+            >复制</el-button>
+          </div>
+        </div>
+
+      </div>
+    </div>
+
+    <div class="info">
+      <div class="title">说明</div>
+      <div class="content">
+        <p>可以在“UUID”的输入框中直接粘贴多组数值</p>
+        <p>例如：<code>1629527812, 47203901, -2056695293, 349258036</code></p>
+        <p>
+          <span>资料参考：</span>
+          <el-link
+            type="primary"
+            href="https://minecraft.fandom.com/zh/wiki/通用唯一识别码"
+            target="_blank"
+          >通用唯一识别码</el-link>
+        </p>
+        <p>
+          <span>算法参考：</span>
+          <el-link
+            type="primary"
+            href="https://github.com/AjaxGb/mc-uuid-converter"
+            target="_blank"
+          >AjaxGb / mc-uuid-converter</el-link>
+        </p>
+      </div>
+    </div>
+
+    <!-- 用于复制文本 -->
+    <textarea
+      ref="copyArea"
+      v-model="copyText"
+      class="text-copy"
+      tabindex="-1"
+      readonly
+    ></textarea>
+
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'UUIDConverter',
+  data() {
+    return {
+      // 兼容性
+      isSupported: false,
+      // 输入框内容
+      form: {
+        hex: '00000000-0000-0000-0000-000000000000',
+        most: 0,
+        least: 0,
+        array: { '1': 0, '2': 0, '3': 0, '4': 0 },
+      },
+      // 输入框正则
+      pattern: {
+        hex: '',
+        number: '',
+      },
+
+      // 被复制的文本
+      copyText: '',
+
+      /** @type {Uint8Array} */
+      uuidBytes: null,
+      /** @type {DataView} */
+      uuid: null,
+    }
+  },
+  created() {
+    this.detectFn();
+    this.initDatas();
+  },
+  methods: {
+
+    /** 检测功能兼容性 */
+    detectFn() {
+
+      const fnTypes = [
+        typeof window.BigInt,
+        typeof window.crypto,
+        typeof DataView,
+        typeof Uint8Array,
+      ];
+
+      if (fnTypes.indexOf('undefined') > -1) {
+        this.$message({
+          duration: 5000,
+          message: 'The browser does not support the required function.',
+          type: 'error',
+        });
+        return;
+      }
+
+      if (!('setBigUint64' in DataView.prototype)) {
+        this.$message({
+          duration: 5000,
+          message: 'The browser does not support writing and reading 64-bit integers.',
+          type: 'error',
+        });
+        return;
+      }
+
+      this.isSupported = true;
+
+    },
+
+    /** 初始化数据 */
+    initDatas() {
+      if (!this.isSupported) {
+        return;
+      }
+
+      const uuidBytes = new Uint8Array(16);
+      const uuid = new DataView(uuidBytes.buffer);
+
+      this.uuidBytes = uuidBytes;
+      this.uuid = uuid;
+
+      this.pattern.hex = '([0-9a-fA-F]{1,8}-[0-9a-fA-F]{1,4}-[0-9a-fA-F]{1,4}-[0-9a-fA-F]{1,4}-[0-9a-fA-F]{1,12}|[0-9a-fA-F]{1,32})';
+      this.pattern.number = '[-+]?\\d+';
+    },
+
+    /**
+     * 复制结果到剪贴板
+     * 
+     * @param {string} type 类型
+     */
+    copyToClipboard(type) {
+      /** @type {HTMLInputElement} */
+      const el = this.$refs['copyArea'];
+      const form = this.form;
+
+      if (!el) {
+        return;
+      }
+
+      switch (type) {
+        case 'array':
+          this.copyText = `[I; ${Object.values(form.array).join(', ')}]`;
+          break;
+        case 'halves':
+          this.copyText = `UUID Most: ${form.most}L, UUID Least: ${form.least}L`;
+          break;
+        case 'hex':
+          this.copyText = form.hex;
+          break;
+        default:
+          return;
+      }
+
+      this.$nextTick(() => {
+        el.focus();
+        el.select();
+        document.execCommand('copy');
+      });
+    },
+
+    /** 随机生成 UUID */
+    generateRandomUUID() {
+      window.crypto.getRandomValues(this.uuidBytes);
+      // Set version to 4 (random)
+      this.uuidBytes[6] = (this.uuidBytes[6] & 0x0f) | (4 << 4);
+      // Set variant to 1 (Leach–Salz)
+      this.uuidBytes[8] = (this.uuidBytes[8] & 0x3f) | 0x80;
+      // 更新
+      this.updateFormDatas();
+    },
+
+    /**
+     * 处理输入事件
+     * 
+     * @param {InputEvent} ev 输入事件对象
+     */
+    handleInputEv(ev) {
+      /** @type {HTMLInputElement} */
+      const el = ev.target;
+      const type = el.dataset.inputType;
+
+      type && this.updateFormDatas(type);
+    },
+
+    /**
+     * 处理粘贴数组事件
+     * 
+     * @param {ClipboardEvent} ev 剪贴板事件对象
+     */
+    handlePasteArray(ev) {
+
+      /** @type {HTMLInputElement} */
+      const el = ev.target;
+      const type = el.dataset.inputType;
+
+      if (type !== 'array') {
+        return;
+      }
+
+      const data = ev.clipboardData;
+      const values = this.form.array;
+
+      if (!data) {
+        return;
+      }
+
+      for (const item of data.items) {
+        // 纯文本
+        if (item.kind === 'string' && item.type.startsWith('text/plain')) {
+          // 读取
+          item.getAsString((text) => {
+            const length = 4;
+            const numbers = text.match(/[+-]?\d+/g);
+
+            if (numbers && numbers.length === length) {
+              for (let i = 0; i < length; i++) {
+                values[String(i + 1)] = parseInt(numbers[i]);
+              }
+              this.$nextTick(() => {
+                this.updateFormDatas(type);
+              });
+            }
+          });
+          break;
+        }
+      }
+
+    },
+
+    /**
+     * 处理整型数组 UUID
+     * 
+     * @param {string} mode 模式（parse、unparse）
+     */
+    handleArray(mode) {
+
+      /** @type {HTMLInputElement[]} */
+      const inputs = [];
+
+      // 获取元素
+      for (let i = 1; i <= 4; i++) {
+        const el = this.$refs[`inputArray${i}`];
+        inputs.push(el);
+      }
+
+      // 元素不存在
+      if (inputs.indexOf(undefined) > -1) {
+        return;
+      }
+
+      const { form, uuid } = this;
+
+      if (mode === 'parse') {
+        for (let i = 0; i < inputs.length; i++) {
+          const num = Number(form.array[String(i + 1)]);
+          const offset = i * 4;
+
+          if (inputs[i].validity.valid) {
+            uuid.setInt32(offset, num, false);
+          }
+        }
+      } else if (mode === 'unparse') {
+        for (let i = 0; i < inputs.length; i++) {
+          const prop = String(i + 1);
+          const result = uuid.getInt32(i * 4, false);
+
+          form.array[prop] = result;
+        }
+      }
+
+    },
+
+    /**
+     * 处理高低位 UUID
+     * 
+     * @param {string} mode 模式（parse、unparse）
+     */
+    handleHalves(mode) {
+
+      /** @type {HTMLInputElement} */
+      const elMost = this.$refs['inputMost'];
+
+      /** @type {HTMLInputElement} */
+      const elLeast = this.$refs['inputLeast'];
+
+      // 元素不存在
+      if (!(elMost && elLeast)) {
+        return;
+      }
+
+      const { form, uuid } = this;
+
+      if (mode === 'parse') {
+        if (elMost.validity.valid) {
+          uuid.setBigInt64(0, window.BigInt(form.most), false);
+        }
+        if (elLeast.validity.valid) {
+          uuid.setBigInt64(8, window.BigInt(form.least), false);
+        }
+      } else if (mode === 'unparse') {
+        form.most = uuid.getBigInt64(0, false);
+        form.least = uuid.getBigInt64(8, false);
+      }
+
+    },
+
+    /**
+     * 处理十六进制 UUID
+     * 
+     * @param {string} mode 模式（parse、unparse）
+     */
+    handleHex(mode) {
+
+      /** @type {HTMLInputElement} */
+      const el = this.$refs['inputHex'];
+
+      // 元素不存在
+      if (!el) {
+        return;
+      }
+
+      const { form, uuid } = this;
+      const groupSizes = [8, 4, 4, 4, 12];
+
+      if (mode === 'parse') {
+        if (!el.validity.valid) {
+          return;
+        }
+
+        const hex = form.hex;
+        const hexText = (
+          hex.includes('-') ?
+          hex.trim()
+            .split('-')
+            .map((g, i) => g.padStart(groupSizes[i], '0'))
+            .join('') :
+          hex.trim().padStart(32, '0')
+        );
+
+        uuid.setBigUint64(0, window.BigInt('0x' + hexText.substring(0, 16)), false);
+        uuid.setBigUint64(8, window.BigInt('0x' + hexText.substring(16)), false);
+      } else if (mode === 'unparse') {
+        const hexText = (
+          uuid.getBigUint64(0, false).toString(16).padStart(16, '0') +
+          uuid.getBigUint64(8, false).toString(16).padStart(16, '0')
+        );
+        const groups = [];
+
+        let groupStart = 0;
+
+        for (const groupSize of groupSizes) {
+          groups.push(hexText.substring(groupStart, groupStart + groupSize));
+          groupStart += groupSize;
+        }
+
+        form.hex = groups.join('-');
+      }
+
+    },
+
+    /**
+     * 更新表单数据
+     * 
+     * @param {string} type 类型
+     */
+    updateFormDatas(type) {
+
+      const handlers = {
+        array: this.handleArray,
+        halves: this.handleHalves,
+        hex: this.handleHex,
+      };
+      const handler = handlers[type];
+
+      // 调用对应的处理函数
+      handler && handler('parse');
+
+      for (let key in handlers) {
+        if (key !== type) {
+          handlers[key]('unparse');
+        }
+      }
+
+    },
+
+  },
+}
+</script>
+
+<style lang="less" scoped>
+input[type="number"],
+input[type="text"] {
+  padding: 0.25rem 0.5rem;
+  border: 0.0625rem solid #CCC;
+  border-radius: 0.25rem;
+  outline: none;
+  font-family: monospace;
+  font-size: 0.8rem;
+  line-height: 1.5em;
+  text-align: right;
+
+  &:invalid {
+    background-color: #9E9E9E;
+    color: #FFF;
+  }
+}
+
+input[type="number"] {
+  &::-webkit-inner-spin-button,
+  &::-webkit-outer-spin-button {
+    -webkit-appearance: none;
+  }
+}
+
+.form {
+  font-family: monospace;
+
+  .content {
+    overflow-x: auto;
+  }
+
+  .content-row {
+    min-width: 37.5rem;
+  }
+}
+
+.content-row {
+  display: flex;
+  align-items: center;
+  padding: 1em 0;
+  font-size: 0.8rem;
+
+  &:not(:last-child) {
+    border-bottom: 0.0625rem solid #EEE;
+  }
+
+  .inputs {
+    display: flex;
+    align-items: center;
+    flex-grow: 1;
+    padding: 0.25em 0;
+  }
+
+  .input-label {
+    flex-shrink: 0;
+    padding-right: 0.5em;
+    width: 7em;
+    font-weight: bold;
+    text-align: right;
+  }
+
+  .input-content {
+    flex-shrink: 0;
+  }
+
+  .btns {
+    flex-shrink: 0;
+  }
+}
+
+.content-hex {
+  input[type="text"] {
+    width: 32.5em;
+  }
+}
+
+.content-halves {
+  input[type="number"] {
+    width: 12.5em;
+  }
+}
+
+.content-array {
+  input[type="number"] {
+    width: 7em;
+  }
+}
+
+.text-copy {
+  width: 2rem;
+  height: 1rem;
+  overflow: hidden;
+  opacity: 0;
+  cursor: default;
+  resize: none;
+}
+</style>