diff --git a/source/commands/tools/eval.js b/source/commands/tools/eval.js
new file mode 100644
index 00000000..1684b977
--- /dev/null
+++ b/source/commands/tools/eval.js
@@ -0,0 +1,42 @@
+const {
+  SlashCommandBuilder,
+  EmbedBuilder,
+  Colors,
+  PermissionFlagsBits,
+} = require('discord.js')
+
+module.exports = {
+  permissions: [PermissionFlagsBits.SendMessages],
+  data: new SlashCommandBuilder()
+    .setName('eval')
+    .setDescription('Evaluate the Javascript code for testing.')
+    .setDescriptionLocalizations({
+      th: 'ประเมินรหัส JavaScript สำหรับทดสอบผลการทำงาน',
+    })
+    .setDefaultMemberPermissions()
+    .setDMPermission(true)
+    .addStringOption((option) =>
+      option
+        .setName('script')
+        .setDescription('The Javascript code to be evaluated.')
+        .setRequired(true)
+    ),
+  async execute(interaction) {
+    const inputScript = interaction.options.getString('script')
+
+    const resultEmbed = new EmbedBuilder().setTitle('🔭 ผลการทำงาน')
+    const secureEval = (obj) => eval?.(`"use strict";(${obj})`)
+
+    try {
+      resultEmbed
+        .setDescription(`\`\`\`JavaScript\n${secureEval(inputScript)}\n\`\`\``)
+        .setColor(Colors.Green)
+    } catch (error) {
+      resultEmbed
+        .setDescription(`\`\`\`JavaScript\n${error.toString()}\n\`\`\``)
+        .setColor(Colors.Red)
+    }
+
+    await interaction.reply({ embeds: [resultEmbed] })
+  },
+}