diff --git a/docs/api.md b/docs/api.md
index ad45e88b..7f9128a5 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -1,3 +1,9 @@
+BLOCK HEADERS (simple ID system to identify block type)
+-----------------------------------------------
+-crypt- (encrypted block)
+-bin- (binary file)
+-txt- (plaintext)
+
 HTTP API
 ------------------------------------------------
 /client/ (Private info, not publicly accessible)
diff --git a/onionr/core.py b/onionr/core.py
index fd1b56e0..aa353ced 100644
--- a/onionr/core.py
+++ b/onionr/core.py
@@ -114,7 +114,9 @@ class Core:
         hash - the hash of a block
         dateReceived - the date the block was recieved, not necessarily when it was created
         decrypted - if we can successfully decrypt the block (does not describe its current state)
-        dataObtained - if the data has been obtained for the block
+        dataType - data type of the block
+        dataFound - if the data has been found for the block
+        dataSaved - if the data has been saved for the block
         '''
         if os.path.exists(self.blockDB):
             raise Exception("Block database already exists")
@@ -124,6 +126,7 @@ class Core:
             hash text not null,
             dateReceived int,
             decrypted int,
+            dataType text,
             dataFound int,
             dataSaved int
         );
@@ -143,8 +146,8 @@ class Core:
             selfInsert = 1
         else:
             selfInsert = 0
-        data = (newHash, currentTime, 0, 0, selfInsert)
-        c.execute('INSERT into hashes values(?, ?, ?, ?, ?);', data)
+        data = (newHash, currentTime, 0, '', 0, selfInsert)
+        c.execute('INSERT into hashes values(?, ?, ?, ?, ?, ?);', data)
         conn.commit()
         conn.close()
 
@@ -348,3 +351,23 @@ class Core:
             for i in row:
                 retData += i + "\n"
         return retData
+
+    def getBlocksByType(self, blockType):
+        conn = sqlite3.connect(self.blockDB)
+        c = conn.cursor()
+        retData = ''
+        execute = 'SELECT hash FROM hashes where dataType=?'
+        args = (blockType,)
+        for row in c.execute(execute, args):
+            for i in row:
+                retData += i + "\n"
+        return retData.split('\n')
+
+    def setBlockType(self, hash, blockType):
+        conn = sqlite3.connect(self.blockDB)
+        c = conn.cursor()
+        if blockType not in ("txt"):
+            return
+        c.execute("UPDATE hashes set dataType='" + blockType + "' where hash = '" + hash + "';")
+        conn.commit()
+        conn.close()
\ No newline at end of file
diff --git a/onionr/gui.py b/onionr/gui.py
index 3c4b846f..ce31456c 100755
--- a/onionr/gui.py
+++ b/onionr/gui.py
@@ -13,4 +13,44 @@
 
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
-'''
\ No newline at end of file
+'''
+from tkinter import *
+import os, sqlite3, core
+class OnionrGUI:
+    def __init__(self, myCore):
+        self.root = Tk()
+        self.myCore = myCore # onionr core
+
+        w = Label(self.root, text="Onionr", width=10)
+        w.config(font=("Sans-Serif", 22))
+        w.pack()
+        scrollbar = Scrollbar(self.root)
+        scrollbar.pack(side=RIGHT, fill=Y)
+
+        self.listedBlocks = []
+
+        idText = open('./data/hs/hostname', 'r').read()
+        idLabel = Label(self.root, text="ID: " + idText)
+        idLabel.pack(pady=5)
+
+        self.listbox = Listbox(self.root, yscrollcommand=scrollbar.set)
+
+        #listbox.insert(END, str(i))
+        self.listbox.pack(fill=BOTH)
+
+        scrollbar.config(command=self.listbox.yview)
+        self.root.after(2000, self.update)
+        self.root.mainloop() 
+
+    def update(self):
+        for i in self.myCore.getBlocksByType('txt'):
+            if i.strip() == '' or i in self.listedBlocks:
+                continue
+            blockFile = open('./data/blocks/' + i + '.dat')
+            self.listbox.insert(END, str(blockFile.read().replace('-txt-', '')))
+            blockFile.close()
+            self.listedBlocks.append(i)
+        blocksList = os.listdir('./data/blocks/') # dir is your directory path
+        number_blocks = len(blocksList)
+
+        self.root.after(10000, self.update)
diff --git a/onionr/onionr.py b/onionr/onionr.py
index 702e8da7..79215ac9 100755
--- a/onionr/onionr.py
+++ b/onionr/onionr.py
@@ -123,13 +123,16 @@ class Onionr:
                     logger.info(i)
             elif command in ('addmsg', 'addmessage'):
                 while True:
-                    messageToAdd = logger.readline('Broadcast message to network: ')
+                    messageToAdd = '-txt-' + logger.readline('Broadcast message to network: ')
                     if len(messageToAdd) >= 1:
                         break
                 addedHash = self.onionrCore.setData(messageToAdd)
                 self.onionrCore.addToBlockDB(addedHash, selfInsert=True)
+                self.onionrCore.setBlockType(addedHash, 'txt')
             elif command == 'stats':
                 self.showStats()
+            elif command == 'gui':
+                gui.OnionrGUI(self.onionrCore)
             elif command == 'help' or command == '--help':
                 self.showHelp()
             elif command == '':
diff --git a/onionr/onionrcrypto.py b/onionr/onionrcrypto.py
index b3303eab..9624fb11 100644
--- a/onionr/onionrcrypto.py
+++ b/onionr/onionrcrypto.py
@@ -25,4 +25,6 @@ class OnionrCrypto:
     def symmetricPeerEncrypt(self, data, key):
         return
     def symmetricPeerDecrypt(self, data, key):
+        return
+    def rsaEncrypt(self, peer, data):
         return
\ No newline at end of file