diff --git a/common/profile.py b/common/profile.py
new file mode 100755
index 0000000..83a8dc1
--- /dev/null
+++ b/common/profile.py
@@ -0,0 +1,281 @@
+#!/ef/efabless/opengalaxy/venv/bin/python3
+#
+#------------------------------------------------------------
+# Profile settings window for the Open Galaxy project manager
+#
+#------------------------------------------------------------
+# Written by Tim Edwards
+# efabless, inc.
+# July 21, 2017
+# Version 0.1
+#--------------------------------------------------------
+
+import os
+import re
+import json
+import tkinter
+import subprocess
+from tkinter import ttk
+
+import og_config
+
+class Profile(tkinter.Toplevel):
+    """Open Galaxy project manager profile settings management."""
+
+    def __init__(self, parent=None, fontsize = 11, *args, **kwargs):
+        '''See the __init__ for Tkinter.Toplevel.'''
+        tkinter.Toplevel.__init__(self, parent, *args, **kwargs)
+
+        s = ttk.Style()
+        s.configure('normal.TButton', font=('Helvetica', fontsize), border = 3, relief = 'raised')
+        self.protocol("WM_DELETE_WINDOW", self.close)
+        self.parent = parent
+        self.withdraw()
+        self.title('Open Galaxy Project Manager Profile Settings')
+        self.sframe = tkinter.Frame(self)
+        self.sframe.grid(column = 0, row = 0, sticky = "news")
+
+        self.sframe.stitle = ttk.Label(self.sframe,
+		style='title.TLabel', text = 'Profile')
+        self.sframe.stitle.grid(column = 0, row = 0, sticky = 'news', padx = 5, pady = 5, columnspan = 2)
+        self.sframe.sbar = ttk.Separator(self.sframe, orient='horizontal')
+        self.sframe.sbar.grid(column = 0, row = 1, sticky = 'news', padx = 5, pady = 5, columnspan = 2)
+
+        # Read profile JSON file
+        self.prefsfile = os.path.expanduser('~/.open_pdks/prefs.json')
+
+        if os.path.exists(self.prefsfile):
+            with open(self.prefsfile, 'r') as f:
+                prefs = json.load(f)
+        else:
+            prefs = {}
+
+        # Default font size preference
+
+        self.fontsize = tkinter.IntVar(self.sframe)
+        self.sframe.lfsize = ttk.Label(self.sframe, text='Font size', style='blue.TLabel', anchor='e')
+        self.sframe.fsize = ttk.Entry(self.sframe, textvariable=self.fontsize)
+        self.sframe.lfsize.grid(column = 0, row = 2, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.fsize.grid(column = 1, row = 2, sticky = 'news', padx = 5, pady = 5)
+
+        if 'fontsize' in prefs:
+            self.fontsize.set(int(prefs['fontsize']))
+        else:
+            self.fontsize.set(11)
+
+        # User name as written at the top of the project manager and characterization tools
+
+        self.username = tkinter.StringVar(self.sframe)
+        self.sframe.luser = ttk.Label(self.sframe, text='User name', style='blue.TLabel', anchor='e')
+        self.sframe.user = ttk.Entry(self.sframe, textvariable=self.username)
+        self.sframe.luser.grid(column = 0, row = 3, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.user.grid(column = 1, row = 3, sticky = 'news', padx = 5, pady = 5)
+
+        if 'username' in prefs:
+            self.username.set(prefs['username'])
+        else:
+            userid = os.environ['USER']
+            '''
+            p = subprocess.run(['/ef/apps/bin/withnet',
+                        og_config.apps_path + '/og_uid_service.py', userid],
+                        stdout = subprocess.PIPE)
+            
+            if p.stdout:
+                uid_string = p.stdout.splitlines()[0].decode('utf-8')
+                userspec = re.findall(r'[^"\s]\S*|".+?"', uid_string)
+                if len(userspec) > 0:
+                    username = userspec[0].strip('"')
+                    # Note userspec[1] = UID and userspec[2] = role, useful
+                    # for future applications.
+                else:
+                    username = userid
+            else:
+                username = userid
+            '''
+            username=userid
+
+            self.username.set(username)
+
+        # Graphics format for magic
+        magicgraphics = ['X11', 'CAIRO', 'OPENGL']
+
+        self.maggraph = tkinter.StringVar(self.sframe)
+        self.maggraph.set(0)
+        self.sframe.lmaggraph = ttk.Label(self.sframe, text='Layout editor graphics format', style='blue.TLabel', anchor='e')
+        self.sframe.maggraph = ttk.OptionMenu(self.sframe, self.maggraph,
+		self.maggraph.get(), *magicgraphics)
+
+        self.sframe.lmaggraph.grid(column = 0, row = 4, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.maggraph.grid(column = 1, row = 4, sticky = 'news', padx = 5, pady = 5)
+
+        if 'magic-graphics' in prefs:
+            self.maggraph.set(prefs['magic-graphics'])
+        else:
+            self.maggraph.set('X11')
+
+        # Choice of layout editor
+        layouteditors = ['magic', 'klayout', 'electric']
+
+        self.layouteditor = tkinter.StringVar(self.sframe)
+        self.layouteditor.set(0)
+        self.sframe.llayouteditor = ttk.Label(self.sframe, text='Layout editor', style='blue.TLabel', anchor='e')
+        self.sframe.layouteditor = ttk.OptionMenu(self.sframe, self.layouteditor,
+		self.layouteditor.get(), *layouteditors)
+
+        self.sframe.llayouteditor.grid(column = 0, row = 5, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.layouteditor.grid(column = 1, row = 5, sticky = 'news', padx = 5, pady = 5)
+
+        if 'layout-editor' in prefs:
+            self.layouteditor.set(prefs['layout-editor'])
+        else:
+            self.layouteditor.set('magic')
+
+        # Choice of schematic editor
+        schemeditors = ['electric', 'xschem', 'xcircuit']
+
+        self.schemeditor = tkinter.StringVar(self.sframe)
+        self.schemeditor.set(0)
+        self.sframe.lschemeditor = ttk.Label(self.sframe, text='Schematic editor', style='blue.TLabel', anchor='e')
+        self.sframe.schemeditor = ttk.OptionMenu(self.sframe, self.schemeditor,
+		self.schemeditor.get(), *schemeditors)
+
+        self.sframe.lschemeditor.grid(column = 0, row = 6, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.schemeditor.grid(column = 1, row = 6, sticky = 'news', padx = 5, pady = 5)
+
+        
+        if 'schemeditor' in prefs:
+            self.schemeditor.set(prefs['schemeditor'])
+        else:
+            self.schemeditor.set('electric')
+
+        # Allow the project manager to list development PDKs and create projects
+        # using them.
+
+        self.development = tkinter.IntVar(self.sframe)
+        self.sframe.ldev = ttk.Label(self.sframe, text='Create projects with development PDKs', style='blue.TLabel', anchor='e')
+        self.sframe.dev = ttk.Checkbutton(self.sframe, variable=self.development)
+        self.sframe.ldev.grid(column = 0, row = 7, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.dev.grid(column = 1, row = 7, sticky = 'news', padx = 5, pady = 5)
+
+        if 'development' in prefs:
+            self.development.set(True)
+        else:
+            self.development.set(False)
+
+        # Allow the synthesis tool to list PDK development standard cell sets
+
+        self.devstdcells = tkinter.IntVar(self.sframe)
+        self.sframe.ldev = ttk.Label(self.sframe, text='Use development libraries for digital synthesis', style='blue.TLabel', anchor='e')
+        self.sframe.dev = ttk.Checkbutton(self.sframe, variable=self.devstdcells)
+        self.sframe.ldev.grid(column = 0, row = 8, sticky = 'news', padx = 5, pady = 5)
+        self.sframe.dev.grid(column = 1, row = 8, sticky = 'news', padx = 5, pady = 5)
+
+        if 'devstdcells' in prefs:
+            self.devstdcells.set(True)
+        else:
+            self.devstdcells.set(False)
+
+        # Button bar
+
+        self.bbar = ttk.Frame(self)
+        self.bbar.grid(column = 0, row = 1, sticky = "news")
+
+        self.bbar.save_button = ttk.Button(self.bbar, text='Save',
+		command=self.save, style = 'normal.TButton')
+        self.bbar.save_button.grid(column=0, row=0, padx = 5)
+
+        self.bbar.close_button = ttk.Button(self.bbar, text='Close',
+		command=self.close, style = 'normal.TButton')
+        self.bbar.close_button.grid(column=1, row=0, padx = 5)
+
+    def save(self):
+        # Create JSON record of options and write them to prefs.json
+        with open(self.prefsfile, 'w') as f:
+            prefs = {}
+            prefs['fontsize'] = self.get_fontsize()
+            prefs['username'] = self.get_username()
+            prefs['schemeditor'] = self.get_schemeditor()
+            prefs['magic-graphics'] = self.get_magic_graphics()
+            prefs['development'] = self.get_development()
+            prefs['devstdcells'] = self.get_devstdcells()
+            json.dump(prefs, f, indent = 4)
+        # Live-updates where easy. Due read_prefs, a magic-graphics takes effect immediately.
+        self.parent.read_prefs()
+        self.parent.refreshToolTips()
+
+    def grid_configure(self, padx, pady):
+        pass
+
+    def redisplay(self):
+        pass
+
+    def get_fontsize(self):
+        # return the fontsize value
+        return self.fontsize.get()
+
+    def get_username(self):
+        # return the username
+        return self.username.get()
+
+    def get_schemeditor(self):
+        # return the state of the "keep simulation files" checkbox
+        return self.schemeditor.get()
+
+    def get_magic_graphics(self):
+        # return the format of graphics to use in Magic
+        return self.maggraph.get()
+
+    def get_development(self):
+        # return the T/F value for creating projects with development PDKs
+        return self.development.get()
+
+    def get_devstdcells(self):
+        # return the T/F value for synthesizing projects with development standard cells
+        return self.devstdcells.get()
+
+    def refresh(self):
+        self.prefsfile = os.path.expanduser('~/.open_pdks/prefs.json')
+
+        if os.path.exists(self.prefsfile):
+            with open(self.prefsfile, 'r') as f:
+                prefs = json.load(f)
+        else:
+            prefs = {}
+        if 'fontsize' in prefs:
+            self.fontsize.set(int(prefs['fontsize']))
+        else:
+            self.fontsize.set(11)
+        if 'username' in prefs:
+            self.username.set(prefs['username'])
+        else:
+            userid = os.environ['USER']
+        if 'magic-graphics' in prefs:
+            self.maggraph.set(prefs['magic-graphics'])
+        else:
+            self.maggraph.set('X11')
+        if 'layout-editor' in prefs:
+            self.layouteditor.set(prefs['layout-editor'])
+        else:
+            self.layouteditor.set('magic')
+        if 'schemeditor' in prefs:
+            self.schemeditor.set(prefs['schemeditor'])
+        else:
+            self.schemeditor.set('electric')
+        if 'development' in prefs:
+            self.development.set(True)
+        else:
+            self.development.set(False)
+        if 'devstdcells' in prefs:
+            self.devstdcells.set(True)
+        else:
+            self.devstdcells.set(False)
+    
+    def close(self):
+        # pop down profile settings window
+        self.withdraw()
+
+    def open(self):
+        # pop up profile settings window
+        self.refresh()
+        self.deiconify()
+        self.lift()