diff --git a/switchfriendwatch.py b/switchfriendwatch.py
new file mode 100644
index 0000000..2088944
--- /dev/null
+++ b/switchfriendwatch.py
@@ -0,0 +1,128 @@
+import json
+import yaml
+import os
+import subprocess
+import smtplib
+import datetime
+from email.mime.text import MIMEText
+from email.mime.multipart import MIMEMultipart
+import random
+
+configpath = os.path.expanduser("~/.littlebitstudios/switchfriendwatch/configuration.yaml")
+
+try:
+  config = yaml.safe_load(open(configpath))
+except FileNotFoundError:
+  print("No configuration file! Create a file at", configpath, "and follow the format detailed on the project page.")
+  exit()
+
+# Setting up SMTP if email is enabled
+mailsender = None
+if config['email']['enabled'] == True:
+  print("Email enabled.")
+  print("Connecting to email server")
+  try:
+    mailsender = smtplib.SMTP_SSL(config['email']['server'], config['email']['port'])
+    print("Logging in to email server")
+    mailsender.set_debuglevel(config['email']['debugmode'])
+    mailsender.login(config['email']['user'], config['email']['pass'])
+    mailsender.ehlo_or_helo_if_needed()
+  except (smtplib.SMTPAuthenticationError, smtplib.SMTPConnectError, smtplib.SMTPException) as e:
+    print(f"Error connecting to email server: {e}")
+    exit()
+
+# Gather NSO friend data from nxapi
+nxapi = None
+if config['windowsmode'] == True:
+  nxapi = subprocess.run(["powershell.exe", "nxapi", "nso", "friends", "--json"], capture_output=True)
+else:
+  nxapi = subprocess.run(["nxapi", "nso", "friends", "--json"], capture_output=True)
+  
+friends = None
+if nxapi.returncode == 0:
+  friends = json.loads(nxapi.stdout.decode("utf-8"))
+else:
+  print("Error running nxapi. Please check the tool and its installation.")
+
+def mailsendonline(username, game, lastchange):
+  message = MIMEMultipart()
+  message['From'] = "Switch Friend Watch"+" <"+config['email']['sendfrom']+">"
+  message['To'] = config['email']['sendto']
+  message['Subject'] = username+" is online playing "+game
+
+  body_text = MIMEText("Your friend " + username + " is now online playing " + game + ". \nLast status update: " + lastchange.strftime("%b %d, %Y at %I:%M %p") + "." + "\n\nSwitch Friend Watch\na tool by LittleBit", 'plain')
+  message.attach(body_text)
+
+  try:
+      mailsender.send_message(msg=message)
+      print("Email sent successfully!")
+  except smtplib.SMTPException as e:
+      print(f"Error sending email: {e}")
+      
+def mailsendonlinewatched(username, game, lastchange):
+  message = MIMEMultipart()
+  message['From'] = "Switch Friend Watch"+" <"+config['email']['sendfrom']+">"
+  message['To'] = config['email']['sendto']
+  message['Subject'] ="[WATCHED] "+username+" is online playing "+game
+
+  body_text = MIMEText(" Your friend " + username + " is now online playing " + game + ". \n You're watching this friend. \nLast status update: " + lastchange.strftime("%b %d, %Y at %I:%M %p") + "." + "\n\nSwitch Friend Watch\na tool by LittleBit", 'plain')
+  message.attach(body_text)
+
+  try:
+      mailsender.send_message(msg=message)
+      print("Email sent successfully!")
+  except smtplib.SMTPException as e:
+      print(f"Error sending email: {e}")
+      
+if config['email']['enabled']:
+  if config['email']['sendtest']=="unwatched":
+    print("Email enabled with sendtest flag set to unwatched, sending a test email for unwatched friend!")
+    hashtagnumber=random.randint(1000,9999)
+    mailsendonline("Player#"+str(hashtagnumber), "TestGame", datetime.datetime.now())
+    config['email']['sendtest']="off"
+    exit()
+  if config['email']['sendtest']=="watched":
+    print("Email enabled with sendtest flag set to watched, sending a test email for watched friend!")
+    hashtagnumber=random.randint(1000,9999)
+    mailsendonlinewatched("Player#"+str(hashtagnumber), "TestGame", datetime.datetime.now())
+    config['email']['sendtest']="off"
+    exit()
+    
+lastchecktime = datetime.datetime.fromisoformat(config['lastcheck'])
+print("Last run time:",lastchecktime.strftime("%b %d, %Y at %I:%M %p"))
+
+watched = list()
+for user in config["watched"]:
+  watched.append(user)
+
+# Checking for watched users online, and making sure their status has changed since the last time the script ran
+def check_and_send_email(user):
+  last_check = datetime.datetime.fromisoformat(config['lastcheck'])
+  updated_at = datetime.datetime.fromtimestamp(user['presence']['updatedAt'])
+
+  if updated_at > last_check:
+    is_online = user['presence']['state'] == "ONLINE"
+    
+    game_name = str()
+    if is_online:
+      game_name = user['presence']['game']['name']
+
+    if (user['name'] in watched or user['id'] in watched) and is_online:
+      print(user['name'], "is watched and went online!")
+      if config['email']['enabled']:
+        mailsendonlinewatched(user['name'], game_name, updated_at)
+    elif is_online and config['watchedonly'] == False:
+      print(user['name'], "went online!")
+      if config['email']['enabled']:
+        mailsendonline(user['name'], game_name, updated_at)
+    elif not is_online:
+      print(user['name'], "went offline.")
+
+# Iterate through friends and call the check function
+for friend in friends:
+  check_and_send_email(friend)
+                
+config['lastcheck'] = datetime.datetime.now().isoformat()
+
+with open(configpath, 'w') as outfile:
+    yaml.dump(config, outfile, default_flow_style=False)
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