diff --git a/README.md b/README.md
index 353cff0..2603ea9 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,5 @@ To open a class, press CTRL + T.
 To change settings like auto-computation of stack frames and max locals/stack press CTRL + O.
 
 To go to the method definition of the selected line's invoke-method press CTRL + G.
+
+To (un-)escape unicode characters, press CTRL + U.
diff --git a/src/me/ByteEdit/boxes/OptionBox.java b/src/me/ByteEdit/boxes/OptionBox.java
new file mode 100644
index 0000000..df2c4e3
--- /dev/null
+++ b/src/me/ByteEdit/boxes/OptionBox.java
@@ -0,0 +1,60 @@
+package me.ByteEdit.boxes;
+
+import java.awt.EventQueue;
+import java.awt.Toolkit;
+
+import javax.swing.JCheckBox;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.UIManager;
+import javax.swing.border.EmptyBorder;
+
+public class OptionBox extends JFrame {
+	
+	private JPanel contentPane;
+	public JCheckBox chckbxComputeFrames;
+	public JCheckBox chckbxComputeMax;
+	
+	/**
+	 * Launch the application.
+	 */
+	public static void main(String[] args) {
+		EventQueue.invokeLater(new Runnable() {
+			
+			public void run() {
+				try {
+					OptionBox frame = new OptionBox();
+					frame.setVisible(true);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
+		});
+	}
+	
+	/**
+	 * Create the frame.
+	 */
+	public OptionBox() {
+		try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		setResizable(false);
+		setTitle("Options");
+		setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
+		setBounds((int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth() / 2 - 150),
+				(int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight() / 2 - 100), 300, 200);
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+		chckbxComputeFrames = new JCheckBox("Compute Frames");
+		chckbxComputeFrames.setBounds(6, 7, 138, 23);
+		contentPane.add(chckbxComputeFrames);
+		chckbxComputeMax = new JCheckBox("Compute Max");
+		chckbxComputeMax.setBounds(6, 33, 138, 23);
+		contentPane.add(chckbxComputeMax);
+	}
+}
diff --git a/src/me/ByteEdit/boxes/SearchBox.java b/src/me/ByteEdit/boxes/SearchBox.java
new file mode 100644
index 0000000..19fbc39
--- /dev/null
+++ b/src/me/ByteEdit/boxes/SearchBox.java
@@ -0,0 +1,151 @@
+package me.ByteEdit.boxes;
+
+import java.awt.Toolkit;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.KeyEvent;
+import java.util.regex.Pattern;
+
+import javax.swing.JButton;
+import javax.swing.JCheckBox;
+import javax.swing.JComponent;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+import javax.swing.KeyStroke;
+import javax.swing.UIManager;
+import javax.swing.border.EmptyBorder;
+
+import me.ByteEdit.main.Main;
+
+public class SearchBox extends JFrame {
+	
+	public JPanel contentPane;
+	public JTextField txtFind;
+	public JTextField txtReplace;
+	public JCheckBox chckbxCaseSensitive;
+	
+	/**
+	 * Create the frame.
+	 */
+	public SearchBox() {
+		try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		setResizable(false);
+		setTitle("Find/Replace");
+		setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
+		setBounds((int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth() / 2 - 128),
+				(int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight() / 2 - 181), 256, 262);
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+		JLabel lblFind = new JLabel("Find:");
+		lblFind.setBounds(10, 25, 71, 14);
+		contentPane.add(lblFind);
+		txtFind = new JTextField();
+		KeyStroke enter = KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0);
+		txtFind.registerKeyboardAction(new ActionListener() {
+			
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				find();
+			}
+		}, enter, JComponent.WHEN_IN_FOCUSED_WINDOW);
+		txtFind.setBounds(91, 22, 149, 20);
+		contentPane.add(txtFind);
+		txtFind.setColumns(10);
+		JLabel lblReplaceWith = new JLabel("Replace with:");
+		lblReplaceWith.setBounds(10, 53, 71, 14);
+		contentPane.add(lblReplaceWith);
+		txtReplace = new JTextField();
+		txtReplace.setColumns(10);
+		txtReplace.setBounds(91, 50, 149, 20);
+		contentPane.add(txtReplace);
+		chckbxCaseSensitive = new JCheckBox("Case sensitive");
+		chckbxCaseSensitive.setBounds(10, 103, 230, 23);
+		contentPane.add(chckbxCaseSensitive);
+		JButton btnFind = new JButton("Find");
+		btnFind.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				find();
+			}
+		});
+		btnFind.setBounds(10, 150, 110, 23);
+		contentPane.add(btnFind);
+		JButton btnReplacefind = new JButton("Replace/Find");
+		btnReplacefind.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				replaceFind();
+			}
+		});
+		btnReplacefind.setBounds(130, 150, 110, 23);
+		contentPane.add(btnReplacefind);
+		JButton btnReplace = new JButton("Replace");
+		btnReplace.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				replace();
+			}
+		});
+		btnReplace.setBounds(10, 184, 110, 23);
+		contentPane.add(btnReplace);
+		JButton btnReplaceAll = new JButton("Replace All");
+		btnReplaceAll.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				replaceAll();
+			}
+		});
+		btnReplaceAll.setBounds(130, 184, 110, 23);
+		contentPane.add(btnReplaceAll);
+	}
+	
+	public void find() {
+		int startPos = Main.txtByteEditView.getCaretPosition();
+		String toFind = txtFind.getText();
+		String txt = chckbxCaseSensitive.isSelected() ? Main.txtByteEditView.getText().substring(startPos)
+				: Main.txtByteEditView.getText().substring(startPos).toLowerCase();
+		int index = txt.indexOf(chckbxCaseSensitive.isSelected() ? toFind : toFind.toLowerCase());
+		if (index == -1) {
+			txt = chckbxCaseSensitive.isSelected() ? Main.txtByteEditView.getText() : Main.txtByteEditView.getText().toLowerCase();
+			index = txt.indexOf(chckbxCaseSensitive.isSelected() ? toFind : toFind.toLowerCase());
+			startPos = 0;
+			if (index == -1) {
+				return;
+			}
+		}
+		Main.txtByteEditView.select(startPos + index, startPos + index + toFind.length());
+	}
+	
+	public void replaceFind() {
+		replace();
+		find();
+	}
+	
+	public void replace() {
+		String txt = Main.txtByteEditView.getText();
+		int startPos = Main.txtByteEditView.getSelectionStart();
+		Main.txtByteEditView.replaceSelection(txtReplace.getText());
+		Main.txtByteEditView.select(startPos, startPos + txtReplace.getText().length());
+	}
+	
+	public void replaceAll() {
+		String toFind = txtFind.getText();
+		String toReplace = txtReplace.getText();
+		String txt = Main.txtByteEditView.getText();
+		int prev = Main.txtByteEditView.getCaretPosition();
+		if (chckbxCaseSensitive.isSelected()) {
+			Main.txtByteEditView.replaceRange(txt.replace(toFind, toReplace), 0, txt.length());
+		} else {
+			Main.txtByteEditView.replaceRange(txt.replaceAll("(?i)" + Pattern.quote(toFind), toReplace), 0, txt.length());
+		}
+		Main.txtByteEditView.setCaretPosition(prev);
+	}
+}
diff --git a/src/me/ByteEdit/boxes/TypeOpenBox.java b/src/me/ByteEdit/boxes/TypeOpenBox.java
new file mode 100644
index 0000000..a58c06d
--- /dev/null
+++ b/src/me/ByteEdit/boxes/TypeOpenBox.java
@@ -0,0 +1,119 @@
+package me.ByteEdit.boxes;
+
+import java.awt.Toolkit;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.DefaultListModel;
+import javax.swing.JFrame;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextField;
+import javax.swing.ListSelectionModel;
+import javax.swing.UIManager;
+import javax.swing.border.EmptyBorder;
+import javax.swing.event.DocumentEvent;
+import javax.swing.event.DocumentListener;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
+
+import me.ByteEdit.main.Main;
+
+public class TypeOpenBox extends JFrame {
+	
+	public JPanel contentPane;
+	public JTextField txtSearch;
+	
+	/**
+	 * Create the frame.
+	 */
+	public TypeOpenBox() {
+		try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		setResizable(false);
+		setTitle("Open Type");
+		setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
+		setBounds((int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth() / 2 - 200),
+				(int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight() / 2 - 140), 400, 280);
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+		
+		DefaultListModel<String> model = new DefaultListModel<>();
+		JList<String> list = new JList(model);
+		list.addListSelectionListener(new ListSelectionListener() {
+			
+			public void valueChanged(ListSelectionEvent e) {
+				String val = list.getSelectedValue();
+				if (val != null && !val.equals(Main.currentNodeName)) {
+					Main.selectFile(val);
+				}
+			}
+		});
+		
+		txtSearch = new JTextField();
+		txtSearch.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				if (model.size() == 1) {
+					list.setSelectedIndex(0);
+				}
+			}
+		});
+		txtSearch.getDocument().addDocumentListener(new DocumentListener() {
+			
+			public void changedUpdate(DocumentEvent e) {
+				updateList();
+			}
+			
+			public void removeUpdate(DocumentEvent e) {
+				updateList();
+			}
+			
+			public void insertUpdate(DocumentEvent e) {
+				updateList();
+			}
+			
+			public void updateList() {
+				model.clear();
+				if (txtSearch.getText().isEmpty()) {
+					return;
+				}
+				String search = txtSearch.getText().toLowerCase();
+				if (search.contains("/")) {
+					for (String s : Main.classNodes.keySet()) {
+						String className = s.substring(0, s.length() - 6);
+						if (!className.contains("$") && className.toLowerCase().startsWith(search)) {
+							model.addElement(s);
+						}
+					}
+				} else {
+					for (String s : Main.classNodes.keySet()) {
+						String[] split = s.split("/");
+						String className = split[split.length - 1];
+						className = className.substring(0, className.length() - 6);
+						if (!className.contains("$") && className.toLowerCase().startsWith(search)) {
+							model.addElement(s);
+						}
+					}
+				}
+			}
+		});
+		txtSearch.setBounds(10, 11, 374, 20);
+		contentPane.add(txtSearch);
+		txtSearch.setColumns(10);
+		
+		JScrollPane scrollPane = new JScrollPane();
+		scrollPane.setBounds(10, 46, 374, 194);
+		contentPane.add(scrollPane);
+		
+		list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+		scrollPane.setViewportView(list);
+	}
+	
+}
diff --git a/src/me/ByteEdit/boxes/UnicodeBox.java b/src/me/ByteEdit/boxes/UnicodeBox.java
new file mode 100644
index 0000000..d57c645
--- /dev/null
+++ b/src/me/ByteEdit/boxes/UnicodeBox.java
@@ -0,0 +1,77 @@
+package me.ByteEdit.boxes;
+
+import java.awt.Toolkit;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextArea;
+import javax.swing.UIManager;
+import javax.swing.border.EmptyBorder;
+
+import me.ByteEdit.main.Main;
+import me.ByteEdit.utils.UnicodeUtils;
+
+public class UnicodeBox extends JFrame {
+	
+	private JPanel contentPane;
+	
+	/**
+	 * Create the frame.
+	 */
+	public UnicodeBox() {
+		try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		setResizable(false);
+		setTitle("Unicode Converter");
+		setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
+		setBounds((int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth() / 2 - 150),
+				(int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight() / 2 - 100), 300, 200);
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+		
+		JTextArea textArea = new JTextArea();
+		
+		JButton btnEscape = new JButton("Escape");
+		btnEscape.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				try {
+					textArea.setText(UnicodeUtils.escape(textArea.getText()));
+				} catch (IllegalArgumentException ex) {
+					Main.showError(ex.getMessage());
+				}
+			}
+		});
+		btnEscape.setBounds(10, 137, 89, 23);
+		contentPane.add(btnEscape);
+		
+		JButton btnUnescape = new JButton("Unescape");
+		btnUnescape.addActionListener(new ActionListener() {
+			
+			public void actionPerformed(ActionEvent e) {
+				try {
+					textArea.setText(UnicodeUtils.unescape(textArea.getText()));
+				} catch (IllegalArgumentException ex) {
+					Main.showError(ex.getMessage());
+				}
+			}
+		});
+		btnUnescape.setBounds(195, 137, 89, 23);
+		contentPane.add(btnUnescape);
+		
+		JScrollPane scrollPane = new JScrollPane();
+		scrollPane.setBounds(10, 11, 274, 115);
+		contentPane.add(scrollPane);
+		
+		scrollPane.setViewportView(textArea);
+	}
+}
diff --git a/src/me/ByteEdit/main/Main.java b/src/me/ByteEdit/main/Main.java
index 596e3c0..65b395b 100644
--- a/src/me/ByteEdit/main/Main.java
+++ b/src/me/ByteEdit/main/Main.java
@@ -69,12 +69,13 @@ import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.tree.ClassNode;
 import org.objectweb.asm.tree.MethodNode;
 
+import me.ByteEdit.boxes.OptionBox;
+import me.ByteEdit.boxes.SearchBox;
+import me.ByteEdit.boxes.TypeOpenBox;
+import me.ByteEdit.boxes.UnicodeBox;
 import me.ByteEdit.edit.Assembler;
 import me.ByteEdit.edit.Disassembler;
 import me.ByteEdit.edit.Disassembler.DisassembleTuple;
-import me.ByteEdit.edit.OptionBox;
-import me.ByteEdit.edit.SearchBox;
-import me.ByteEdit.edit.TypeOpenBox;
 import me.ByteEdit.utils.ClassUtil;
 import me.ByteEdit.utils.OpcodesReverse;
 import me.ByteEdit.utils.UnicodeUtils;
@@ -92,6 +93,7 @@ public class Main extends JFrame {
 	public static SearchBox searchBox;
 	public static TypeOpenBox typeOpenBox;
 	public static OptionBox optionBox;
+	public static UnicodeBox unicodeBox;
 	public static JTree tree;
 	public static RTextScrollPane scrollPane_ByteEdit;
 	public static Theme theme;
@@ -166,6 +168,7 @@ public class Main extends JFrame {
 		searchBox = new SearchBox();
 		typeOpenBox = new TypeOpenBox();
 		optionBox = new OptionBox();
+		unicodeBox = new UnicodeBox();
 		setTitle("ByteEdit");
 		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 		setBounds((int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth() / 2 - 407),
@@ -322,6 +325,7 @@ public class Main extends JFrame {
 		KeyStroke ctrlS = KeyStroke.getKeyStroke(KeyEvent.VK_S, KeyEvent.CTRL_DOWN_MASK);
 		KeyStroke ctrlG = KeyStroke.getKeyStroke(KeyEvent.VK_G, KeyEvent.CTRL_DOWN_MASK);
 		KeyStroke ctrlO = KeyStroke.getKeyStroke(KeyEvent.VK_O, KeyEvent.CTRL_DOWN_MASK);
+		KeyStroke ctrlU = KeyStroke.getKeyStroke(KeyEvent.VK_U, KeyEvent.CTRL_DOWN_MASK);
 		// global
 		txtByteEditView.registerKeyboardAction(new ActionListener() {
 			
@@ -348,6 +352,13 @@ public class Main extends JFrame {
 				optionBox.setVisible(true);
 			}
 		}, ctrlO, JComponent.WHEN_IN_FOCUSED_WINDOW);
+		txtByteEditView.registerKeyboardAction(new ActionListener() {
+			
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				unicodeBox.setVisible(true);
+			}
+		}, ctrlU, JComponent.WHEN_IN_FOCUSED_WINDOW);
 		// specific
 		tree.registerKeyboardAction(new ActionListener() {