diff --git a/main.py b/main.py
index 07f5598..e7819f5 100644
--- a/main.py
+++ b/main.py
@@ -2,11 +2,13 @@ import time
 import os
 import json
 import asyncio
+import pathlib
 
-VERSION = "0.5.0"
-SETTINGS_LOCATION = "~/.config/powertools.json"
+VERSION = "0.6.0"
+HOME_DIR = str(pathlib.Path(os.getcwd()).parent.parent.resolve())
+DEFAULT_SETTINGS_LOCATION = HOME_DIR + "/.config/powertools/default_settings.json"
 LOG_LOCATION = "/tmp/powertools.log"
-FANTASTIC_INSTALL_DIR = "~/homebrew/plugins/Fantastic"
+FANTASTIC_INSTALL_DIR = HOME_DIR + "/homebrew/plugins/Fantastic"
 
 import logging
 
@@ -17,8 +19,15 @@ logging.basicConfig(
     force = True)
 
 logger = logging.getLogger()
-logger.setLevel(logging.INFO)
+logger.setLevel(logging.DEBUG)
 logging.info(f"PowerTools v{VERSION} https://github.com/NGnius/PowerTools")
+logging.info(f"CWD: {os.getcwd()} HOME:{HOME_DIR}")
+
+import sys
+#import pathlib
+sys.path.append(str(pathlib.Path(__file__).parent.resolve()))
+import server as pt_server
+
 startup_time = time.time()
 
 class CPU:
@@ -120,6 +129,8 @@ class Plugin:
     auto_fan = True
     persistent = True
     modified_settings = False
+    current_game = None # None means main menu
+    last_recognised_game = None
     
     async def get_version(self) -> str:
         return VERSION
@@ -245,12 +256,12 @@ class Plugin:
     # Asyncio-compatible long-running code, executed in a task when the plugin is loaded
     async def _main(self):
         # startup: load & apply settings
-        if os.path.exists(SETTINGS_LOCATION):
-            settings = read_json(SETTINGS_LOCATION)
-            logging.debug(f"Loaded settings from {SETTINGS_LOCATION}: {settings}")
+        if os.path.exists(DEFAULT_SETTINGS_LOCATION):
+            settings = read_json(DEFAULT_SETTINGS_LOCATION)
+            logging.debug(f"Loaded settings from {DEFAULT_SETTINGS_LOCATION}: {settings}")
         else:
             settings = None
-            logging.debug(f"Settings {SETTINGS_LOCATION} does not exist, skipped")
+            logging.debug(f"Settings {DEFAULT_SETTINGS_LOCATION} does not exist, skipped")
         if settings is None or settings["persistent"] == False:
             logging.debug("Ignoring settings from file")
             self.persistent = False
@@ -288,12 +299,15 @@ class Plugin:
                 write_to_sys("/sys/class/hwmon/hwmon5/fan1_target", settings["fan"]["target"])
             self.dirty = False
         logging.info("Handled saved settings, back-end startup complete")
+        # server setup
+        await pt_server.start(VERSION)
         # work loop
         while True:
             if self.modified_settings and self.persistent:
                 self.save_settings(self)
                 self.modified_settings = False
             await asyncio.sleep(1)
+        await pt_server.shutdown()
 
     # called from main_view::onViewReady
     async def on_ready(self):
@@ -343,7 +357,16 @@ class Plugin:
     def save_settings(self):
         settings = self.current_settings(self)
         logging.info(f"Saving settings to file: {settings}")
-        write_json(SETTINGS_LOCATION, settings)
+        write_json(DEFAULT_SETTINGS_LOCATION, settings)
+
+    # per-game profiles
+
+    async def get_current_game(self) -> str:
+        current_game = pt_server.http_server.game()
+        if current_game is None:
+            return "Menu (default)"
+        else:
+            return f"{current_game.name()} ({current_game.appid()})"
 
 
 
diff --git a/main_view.html b/main_view.html
index 899076d..c9de4ba 100644
--- a/main_view.html
+++ b/main_view.html
@@ -81,12 +81,35 @@
             function getPersistent() {
                 return call_plugin_method("get_persistent", {});
             }
+
+            function getCurrentGame() {
+                return call_plugin_method("get_current_game", {});
+            }
             
             // other logic
             
             async function onReady() {
                 await onViewReady();
 
+                // detect game starts and exits
+                console.log("Injecting game detection code into main window (SP)");
+                await execute_in_tab("SP", false,
+                    `SteamClient.Apps.RegisterForGameActionStart((actionType, data) => {
+                        console.log("start game", appStore.GetAppOverviewByGameID(data));
+                        fetch("http://127.0.0.1:5030/on_game_start/" + data.toString(), {method: "POST", body: JSON.stringify(appStore.GetAppOverviewByGameID(data))}).then((_) => {});
+                    });
+                    // this seems to not run when I thought (runs right after ^^^, not when game exits)
+                    /*SteamClient.Apps.RegisterForGameActionEnd((actionType, data) => {
+                        if (data != null && data != undefined) {
+                            console.log("stop game", appStore.GetAppOverviewByGameID(data));
+                            fetch("http://127.0.0.1:5030/on_game_exit/" + data.toString(), {method: "POST", body: JSON.stringify(appStore.GetAppOverviewByGameID(data))}).then((_) => {});
+                        } else {
+                            console.log("stop game null");
+                            fetch("http://127.0.0.1:5030/on_game_exit_null", {method: "POST", body:data}).then((_) => {});
+                        }
+                    });*/`
+                );
+
                 let boostToggle = document.getElementById("boostToggle");
                 setToggleState(boostToggle, await getCPUBoost());
                 setToggleState(document.getElementById("smtToggle"), await getSMT());
@@ -106,7 +129,10 @@
                 setToggleState(document.getElementById("persistToggle"), await getPersistent());
                 // this is unimportant; always do it last
                 await updateVersion();
-                window.setInterval(function() {updateBatteryStats().then(_ => {})}, 5000);
+                window.setInterval(function() {
+                    updateBatteryStats().then(_ => {});
+                    updateCurrentGame().then(_ => {});
+                }, 5000);
             }
 
             async function setCPUNotch(index) {
@@ -249,6 +275,12 @@
                 setToggleState(toggle, !isActive);
             }
 
+            async function updateCurrentGame() {
+                let gameNow = document.getElementById("gameNow");
+                let gameNameNow = await getCurrentGame();
+                gameNow.innerText = gameNameNow;
+            }
+
             let versionCount = -1;
             async function updateVersion() {
                 let version = await getVersion();
@@ -566,6 +598,15 @@
                         </div>
                     </div>
                     <div class="gamepaddialog_FieldDescription_2OJfk">Restores settings after a reboot</div>
+                    <div class="gamepaddialog_Field_S-_La gamepaddialog_WithFirstRow_qFXi6 gamepaddialog_VerticalAlignCenter_3XNvA gamepaddialog_InlineWrapShiftsChildrenBelow_pHUb6 gamepaddialog_WithBottomSeparator_1lUZx gamepaddialog_StandardPadding_XRBFu gamepaddialog_HighlightOnFocus_wE4V6 Panel Focusable" style="--indent-level:0;">
+                        <div class="gamepaddialog_FieldLabelRow_H9WOq">
+                            <div class="gamepaddialog_FieldLabel_3b0U-">Now Playing</div>
+                            <div class="gamepaddialog_FieldChildren_14_HB">
+                                <div class="gamepaddialog_LabelFieldValue_5Mylh" id="gameNow"> Littlewood (894940) </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
                 </div>
             </div>
         <div class="quickaccesscontrols_PanelSection_2C0g0" style="padding:0px 4px;">
diff --git a/server.py b/server.py
new file mode 100644
index 0000000..28cfc7f
--- /dev/null
+++ b/server.py
@@ -0,0 +1,124 @@
+import logging
+import json
+import os
+import pathlib
+
+import asyncio
+from aiohttp import web
+
+HOME_DIR = str(pathlib.Path(os.getcwd()).parent.parent.resolve())
+SETTINGS_DIR = HOME_DIR + "/.config/powertools"
+
+if not os.path.exists(SETTINGS_DIR):
+    os.mkdir(SETTINGS_DIR)
+
+http_runner = None
+http_server = None
+
+class GameInfo:
+    def __init__(self, gameid: int, game_info: dict):
+        self.gameid = gameid
+        self.game_info = game_info
+
+    def appid(self):
+        return self.game_info["appid"]
+
+    def name(self):
+        return self.game_info["display_name"]
+
+    def settings_path(self) -> str:
+        return SETTINGS_DIR + os.pathsep + str(self.appid()) + ".json"
+
+    def load_settings(self) -> dict:
+        settings_path = self.settings_path()
+        if os.exists(settings_path):
+            with open(settings_path, mode="r") as f:
+                return json.load(f)
+        return None
+
+    def has_settings(self) -> bool:
+        return os.exists(self.settings_path())
+
+
+class Server(web.Application):
+
+    def __init__(self, version):
+        super().__init__()
+        self.version = version
+        self.current_game = None
+        self.last_recognised_game = None
+        self.add_routes([
+            web.get("/", lambda req: self.index(req)),
+            web.post("/on_game_start/{game_id}", lambda req: self.on_game_start(req)),
+            web.post("/on_game_exit/{game_id}", lambda req: self.on_game_exit(req)),
+            web.post("/on_game_exit_null", lambda req: self.on_game_exit_null(req))
+        ])
+        logging.debug("Server init complete")
+
+    def game(self) -> GameInfo:
+        return self.current_game
+
+    def recognised_game(self) -> GameInfo:
+        return self.last_recognised_game
+
+    async def index(self, request):
+        logging.debug("Debug index page accessed")
+        return web.json_response({
+            "name": "PowerTools",
+            "version": self.version,
+            "latest_game_id": self.current_game,
+            "latest_recognised_game_id": self.last_recognised_game,
+        }, headers={"Access-Control-Allow-Origin": "*"})
+
+    async def on_game_start(self, request):
+        game_id = request.match_info["game_id"]
+        data = await request.text()
+        logging.debug(f"on_game_start {game_id} body:\n{data}")
+        try:
+            game_id = int(game_id)
+            data = json.loads(data)
+        except:
+            return web.Response(text="WTF", status=400)
+        self.current_game = GameInfo(game_id, data)
+        if True: # TODO check for game_id in existing profiles
+            self.last_recognised_game = self.current_game # only set this when profile exists
+            # TODO apply profile
+        return web.Response(status=204, headers={"Access-Control-Allow-Origin": "*"})
+
+    async def on_game_exit(self, request):
+        # ignored for now
+        game_id = request.match_info["game_id"]
+        data = await request.text()
+        logging.debug(f"on_game_exit {game_id}")
+        try:
+            game_id = int(game_id)
+        except ValueError:
+            return web.Response(text="WTF", status=400)
+        if self.current_game.gameid == game_id:
+            pass
+            #self.current_game = None
+            # TODO change settings to default
+        return web.Response(status=204, headers={"Access-Control-Allow-Origin": "*"})
+
+    async def on_game_exit_null(self, request):
+        # ignored for now
+        logging.info(f"on_game_exit_null")
+        #self.current_game = None
+        # TODO change settings to default
+        return web.Response(status=204, headers={"Access-Control-Allow-Origin": "*"})
+
+async def start(version):
+    global http_runner, http_server
+    loop = asyncio.get_event_loop()
+    http_server = Server(version)
+    http_runner = web.AppRunner(http_server)
+    await http_runner.setup()
+    site = web.TCPSite(http_runner, '0.0.0.0', 5030)
+    await site.start()
+
+async def shutdown(): # never really called
+    global http_runner, http_server
+    if http_runner is not None:
+        await http_runner.cleanup()
+        http_runner = None
+    http_server = None