diff --git a/generate-entity.js b/generate-entity.js
new file mode 100644
index 0000000..ea17fcb
--- /dev/null
+++ b/generate-entity.js
@@ -0,0 +1,187 @@
+const inquirer = require('inquirer');
+const emojis = require('node-emoji');
+const fs = require('fs');
+const path = require('path');
+const YAML = require('json2yaml');
+
+console.log(`Hi Guy! ${emojis.random().emoji}, This is processer to generate entity for you!${
+  emojis.random().emoji
+}
+\nPlease answers the questions below to do it!${emojis.random().emoji}
+\n\n--------------------------------------------\n\n`);
+const DEFAULT_FILE_NAME = 'aloxide';
+const DEFAULT_PATH = path.resolve(__dirname);
+const ENTITY_NAME_QUESTION = "What's your entity name?\n";
+const PROP_NAME_QUESTION = "What's your property name?\n";
+const PROP_TYPE_QUESTION = "What's your property type?\n";
+const CONFIRM_PROP_QUESTION = "Do you want to continue create new Entity's property?\n";
+const CONFIRM_ENTITY_QUESTION = 'Do you want to continue generate Entity?\n';
+const KEY_QUESTION = "Which's the property you choose to become to Key?\n";
+const FILE_NAME_QUESTION = "What's your file name? \n";
+const FILE_TYPE_QUESTION = "Which's the file type you want to generate?\n";
+const FILE_PATH_QUESTION = "Where's the file you want to store?\n";
+const FILE_TYPE = { JSON: 'JSON', YML: 'YML' };
+
+let aloxideEntities = { entities: [] };
+let isProcessing = true;
+let isGeneratingEntity = true;
+
+const entityPropTypeQuestion = {
+  type: 'list',
+  name: 'propType',
+  message: PROP_TYPE_QUESTION,
+  choices: ['string', 'number', 'uint16_t', 'uint32_t', 'uint64_t', 'bool', 'account', 'double'],
+};
+
+const isDoneEntityQuestion = {
+  type: 'confirm',
+  name: 'isGeneratingEntity',
+  message: CONFIRM_PROP_QUESTION,
+};
+
+const isDoneProcessQuestion = {
+  type: 'confirm',
+  name: 'isProcessing',
+  message: CONFIRM_ENTITY_QUESTION,
+};
+
+const fileTypeQuestion = {
+  type: 'list',
+  name: 'fileType',
+  message: FILE_TYPE_QUESTION,
+  choices: [FILE_TYPE.JSON, FILE_TYPE.YML],
+};
+
+const filePathQuestion = {
+  type: 'input',
+  name: 'filePath',
+  default: DEFAULT_PATH,
+  message: FILE_PATH_QUESTION,
+};
+
+const fileNameQuestion = {
+  type: 'input',
+  name: 'fileName',
+  default: DEFAULT_FILE_NAME,
+  message: FILE_NAME_QUESTION,
+};
+
+generateEntityKeyQuestion = (fields = []) => {
+  return {
+    type: 'list',
+    name: 'key',
+    message: KEY_QUESTION,
+    choices: fields.map(item => item.name),
+  };
+};
+
+generateEntityNameQuestion = (entities = []) => {
+  return {
+    type: 'input',
+    name: 'entityName',
+    message: ENTITY_NAME_QUESTION,
+    validate: function (answer) {
+      if (answer.length < 1) {
+        return "Entity's Name is required";
+      }
+      if (entities.length > 0) {
+        if (entities.filter(item => answer.toLowerCase() == item.name.toLowerCase()).length > 0)
+          return `Entity "${answer}" is duplicated`;
+      }
+      return true;
+    },
+  };
+};
+
+generatePropNameQuestion = (entityFields = []) => {
+  return {
+    type: 'input',
+    name: 'propName',
+    message: PROP_NAME_QUESTION,
+    validate: function (answer) {
+      if (answer.length < 1) {
+        return "Property's Name is required";
+      }
+      if (entityFields.length > 0) {
+        if (entityFields.filter(item => answer.toLowerCase() == item.name.toLowerCase()).length > 0)
+          return `Property "${answer}" is duplicated`;
+      }
+
+      return true;
+    },
+  };
+};
+
+writeJSONFile = (path, data) => {
+  try {
+    fs.writeFileSync(path, JSON.stringify(data));
+  } catch (err) {
+    console.error(err);
+  }
+};
+
+writeYMLFile = (path, data) => {
+  try {
+    fs.writeFileSync(path, YAML.stringify(data));
+  } catch (err) {
+    console.error(err);
+  }
+};
+
+(async function () {
+  while (isProcessing) {
+    // Show question to ask about Enity's Name
+    const { entityName } = await inquirer.prompt([
+      generateEntityNameQuestion(aloxideEntities.entities),
+    ]);
+    let entityObject = { name: entityName, fields: [], key: '' };
+
+    while (isGeneratingEntity) {
+      // Show question to ask about Property's Name
+      const { propName } = await inquirer.prompt([generatePropNameQuestion(entityObject.fields)]);
+      // Show question to ask about Property's Type
+      const { propType } = await inquirer.prompt([entityPropTypeQuestion]);
+      // Show question to ask about done generate property for current entity or not
+      const result = await inquirer.prompt([isDoneEntityQuestion]);
+
+      entityObject.fields.push({ name: propName, type: propType });
+      console.log('\n', entityObject, '\n');
+      !result.isGeneratingEntity && (isGeneratingEntity = result.isGeneratingEntity);
+    }
+    // Show question to ask about Key's Property Name
+    const { key } = await inquirer.prompt([generateEntityKeyQuestion(entityObject.fields)]);
+
+    entityObject.key = key;
+    aloxideEntities.entities.push(entityObject);
+
+    // Reset value
+    isGeneratingEntity = true;
+
+    // Show question to ask about done generate entity or not
+    const result = await inquirer.prompt([isDoneProcessQuestion]);
+
+    !result.isProcessing && (isProcessing = result.isProcessing);
+  }
+
+  // Show question to ask about file path
+  const { filePath } = await inquirer.prompt([filePathQuestion]);
+  // Show question to ask about file name
+  const { fileName } = await inquirer.prompt([fileNameQuestion]);
+  // Show question to ask about file type
+  const { fileType } = await inquirer.prompt([fileTypeQuestion]);
+
+  let pathToStore = filePath.trim() ? filePath : DEFAULT_PATH;
+  let fileNameToStore = fileName.trim() ? fileName : DEFAULT_FILE_NAME;
+  const fullPath = pathToStore + '/' + fileNameToStore;
+
+  // Handle file type
+  if (FILE_TYPE.JSON == fileType) {
+    writeJSONFile(`${fullPath}.${fileType.toLowerCase()}`, aloxideEntities);
+  } else {
+    writeYMLFile(`${fullPath}.${fileType.toLowerCase()}`, aloxideEntities);
+  }
+
+  console.log(`\n File already generated at: ${fullPath}.${fileType.toLowerCase()}\n`);
+})()
+  .then(console.log)
+  .catch(console.error);
diff --git a/package.json b/package.json
index aad4a40..b1c8ebe 100644
--- a/package.json
+++ b/package.json
@@ -58,5 +58,10 @@
     "tslint": "^6.1.2",
     "tslint-config-prettier": "^1.18.0",
     "typescript": "^3.9.7"
+  },
+  "dependencies": {
+    "inquirer": "^7.3.3",
+    "json2yaml": "^1.1.0",
+    "node-emoji": "^1.10.0"
   }
 }