diff --git a/client/src/components/Bookmarks/BookmarkCard/BookmarkCard.tsx b/client/src/components/Bookmarks/BookmarkCard/BookmarkCard.tsx
index 6757f54..6d0b020 100644
--- a/client/src/components/Bookmarks/BookmarkCard/BookmarkCard.tsx
+++ b/client/src/components/Bookmarks/BookmarkCard/BookmarkCard.tsx
@@ -14,7 +14,7 @@ const BookmarkCard = (props: ComponentProps): JSX.Element => {
           <a
             href={`http://${bookmark.url}`}
             target='blank'
-            key={bookmark.id}>
+            key={`bookmark-${bookmark.id}`}>
             {bookmark.name}
           </a>
         ))}
diff --git a/client/src/components/Bookmarks/BookmarkForm/BookmarkForm.tsx b/client/src/components/Bookmarks/BookmarkForm/BookmarkForm.tsx
index d299070..728baaa 100644
--- a/client/src/components/Bookmarks/BookmarkForm/BookmarkForm.tsx
+++ b/client/src/components/Bookmarks/BookmarkForm/BookmarkForm.tsx
@@ -5,12 +5,14 @@ import ModalForm from '../../UI/Forms/ModalForm/ModalForm';
 import InputGroup from '../../UI/Forms/InputGroup/InputGroup';
 import { Category, GlobalState, NewBookmark, NewCategory } from '../../../interfaces';
 import { FormContentType } from '../Bookmarks';
-import { getCategories } from '../../../store/actions';
+import { getCategories, addCategory, addBookmark } from '../../../store/actions';
 
 interface ComponentProps {
   modalHandler: () => void;
   contentType: FormContentType;
   categories: Category[];
+  addCategory: (formData: NewCategory) => void;
+  addBookmark: (formData: NewBookmark) => void;
 }
 
 const BookmarkForm = (props: ComponentProps): JSX.Element => {
@@ -27,8 +29,21 @@ const BookmarkForm = (props: ComponentProps): JSX.Element => {
   const formSubmitHandler = (e: SyntheticEvent<HTMLFormElement>): void => {
     e.preventDefault();
     
-    if (formData.categoryId === -1) {
-      alert('select category');
+    if (props.contentType === FormContentType.category) {
+      props.addCategory(categoryName);
+      setCategoryName({ name: '' });
+    } else if (props.contentType === FormContentType.bookmark) {
+      if (formData.categoryId === -1) {
+        alert('select category');
+        return;
+      }
+
+      props.addBookmark(formData);
+      setFormData({
+        name: '',
+        url: '',
+        categoryId: formData.categoryId
+      })
     }
   }
 
@@ -129,4 +144,4 @@ const mapStateToProps = (state: GlobalState) => {
   }
 }
 
-export default connect(mapStateToProps, { getCategories })(BookmarkForm);
\ No newline at end of file
+export default connect(mapStateToProps, { getCategories, addCategory, addBookmark })(BookmarkForm);
\ No newline at end of file
diff --git a/client/src/components/UI/Forms/InputGroup/InputGroup.module.css b/client/src/components/UI/Forms/InputGroup/InputGroup.module.css
index d8b9fca..bb4cc3c 100644
--- a/client/src/components/UI/Forms/InputGroup/InputGroup.module.css
+++ b/client/src/components/UI/Forms/InputGroup/InputGroup.module.css
@@ -8,7 +8,8 @@
   display: block;
 }
 
-.InputGroup input {
+.InputGroup input,
+.InputGroup select {
   margin: 8px 0;
   width: 100%;
   border: none;
diff --git a/client/src/store/actions/actionTypes.ts b/client/src/store/actions/actionTypes.ts
index f6ee1f5..b2e46ad 100644
--- a/client/src/store/actions/actionTypes.ts
+++ b/client/src/store/actions/actionTypes.ts
@@ -1,15 +1,22 @@
 import {
-  GetAppsAction,
+  // Theme
   SetThemeAction,
+  // Apps
+  GetAppsAction,
   PinAppAction,
   AddAppAction,
   DeleteAppAction,
   UpdateAppAction,
-  GetCategoriesAction
+  // Categories
+  GetCategoriesAction,
+  AddCategoryAction,
+  AddBookmarkAction
 } from './';
 
 export enum ActionTypes {
+  // Theme
   setTheme = 'SET_THEME',
+  // Apps
   getApps = 'GET_APPS',
   getAppsSuccess = 'GET_APPS_SUCCESS',
   getAppsError = 'GET_APPS_ERROR',
@@ -18,9 +25,24 @@ export enum ActionTypes {
   addAppSuccess = 'ADD_APP_SUCCESS',
   deleteApp = 'DELETE_APP',
   updateApp = 'UPDATE_APP',
+  // Categories
   getCategories = 'GET_CATEGORIES',
   getCategoriesSuccess = 'GET_CATEGORIES_SUCCESS',
-  getCategoriesError = 'GET_CATEGORIES_ERROR'
+  getCategoriesError = 'GET_CATEGORIES_ERROR',
+  addCategory = 'ADD_CATEGORY',
+  addBookmark = 'ADD_BOOKMARK'
 }
 
-export type Action = GetAppsAction<any> | SetThemeAction | PinAppAction | AddAppAction | DeleteAppAction | UpdateAppAction | GetCategoriesAction<any>;
\ No newline at end of file
+export type Action = 
+  // Theme
+  SetThemeAction |
+  // Apps
+  GetAppsAction<any> |
+  PinAppAction |
+  AddAppAction |
+  DeleteAppAction |
+  UpdateAppAction |
+  // Categories
+  GetCategoriesAction<any> |
+  AddCategoryAction |
+  AddBookmarkAction;
\ No newline at end of file
diff --git a/client/src/store/actions/bookmark.ts b/client/src/store/actions/bookmark.ts
index ea074cc..b1bd6f1 100644
--- a/client/src/store/actions/bookmark.ts
+++ b/client/src/store/actions/bookmark.ts
@@ -1,7 +1,7 @@
 import axios from 'axios';
 import { Dispatch } from 'redux';
 import { ActionTypes } from './actionTypes';
-import { Category, ApiResponse } from '../../interfaces';
+import { Category, ApiResponse, NewCategory, Bookmark, NewBookmark } from '../../interfaces';
 
 export interface GetCategoriesAction<T> {
   type: ActionTypes.getCategories | ActionTypes.getCategoriesSuccess | ActionTypes.getCategoriesError;
@@ -24,4 +24,40 @@ export const getCategories = () => async (dispatch: Dispatch) => {
   } catch (err) {
     console.log(err);
   }
+}
+
+export interface AddCategoryAction {
+  type: ActionTypes.addCategory,
+  payload: Category
+}
+
+export const addCategory = (formData: NewCategory) => async (dispatch: Dispatch) => {
+  try {
+    const res = await axios.post<ApiResponse<Category>>('/api/categories', formData);
+
+    dispatch<AddCategoryAction>({
+      type: ActionTypes.addCategory,
+      payload: res.data.data
+    })
+  } catch (err) {
+    console.log(err);
+  }
+}
+
+export interface AddBookmarkAction {
+  type: ActionTypes.addBookmark,
+  payload: Bookmark
+}
+
+export const addBookmark = (formData: NewBookmark) => async (dispatch: Dispatch) => {
+  try {
+    const res = await axios.post<ApiResponse<Bookmark>>('/api/bookmarks', formData);
+
+    dispatch<AddBookmarkAction>({
+      type: ActionTypes.addBookmark,
+      payload: res.data.data
+    })
+  } catch (err) {
+    console.log(err);
+  }
 }
\ No newline at end of file
diff --git a/client/src/store/reducers/bookmark.ts b/client/src/store/reducers/bookmark.ts
index cb8b169..6c4990f 100644
--- a/client/src/store/reducers/bookmark.ts
+++ b/client/src/store/reducers/bookmark.ts
@@ -27,12 +27,40 @@ const getCategoriesSuccess = (state: State, action: Action): State => {
     loading: false,
     categories: action.payload
   }
-} 
+}
+
+const addCategory = (state: State, action: Action): State => {
+  const tmpCategories = [...state.categories, {
+    ...action.payload,
+    bookmarks: []
+  }];
+
+  return {
+    ...state,
+    categories: tmpCategories
+  }
+}
+
+const addBookmark = (state: State, action: Action): State => {
+  const tmpCategories = [...state.categories];
+  const tmpCategory = tmpCategories.find((category: Category) => category.id === action.payload.categoryId);
+
+  if (tmpCategory) {
+    tmpCategory.bookmarks.push(action.payload);
+  }
+
+  return {
+    ...state,
+    categories: tmpCategories
+  }
+}
 
 const bookmarkReducer = (state = initialState, action: Action) => {
   switch (action.type) {
     case ActionTypes.getCategories: return getCategories(state, action);
     case ActionTypes.getCategoriesSuccess: return getCategoriesSuccess(state, action);
+    case ActionTypes.addCategory: return addCategory(state, action);
+    case ActionTypes.addBookmark: return addBookmark(state, action);
     default: return state;
   }
 }
diff --git a/controllers/category.js b/controllers/category.js
index 0b47120..5ab26df 100644
--- a/controllers/category.js
+++ b/controllers/category.js
@@ -23,7 +23,8 @@ exports.getCategories = asyncWrapper(async (req, res, next) => {
     include: [{
       model: Bookmark,
       as: 'bookmarks'
-    }]
+    }],
+    order: [['name', 'ASC']]
   });
 
   res.status(200).json({