> For the complete documentation index, see [llms.txt](https://kb.linknlink.com/isg/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons.md).

# Optional Utility Add-Ons

- [iSG Credential Services](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/isg-credential-services.md)
- [iSG Web](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/isg-web.md)
- [iSG Android Control](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/isg-android-control.md)
- [iSG Guardian](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/isg-guardian.md)
- [Node-RED](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/node-red.md)
- [Matter Server](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/matter-server.md)
- [Matter Bridge](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/matter-bridge.md)
- [Spatial Intelligence](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/spatial-intelligence.md)
- [Smart BNB Service](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/smart-bnb-service.md)
- [APK Pure](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/apk-pure.md)
- [Web Access (ZeroTier )](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/web-access-zerotier.md): Remotely access Home Assistant
- [Cloudflare](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/cloudflare.md): By utilizing CloudFlare, you can securely access the Home Assistant built in iSG remotely through a domain name, achieving fast and secure remote control.
- [Serial Port Viewer](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/serial-port-viewer.md): Serial Port Viewer Add-on, used to view USB serial port information in the system
- [Browser (Edge/Opera)](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/browser-edge-opera.md): Web browser
- [Others](https://kb.linknlink.com/isg/using-isg/add-ons/optional-utility-add-ons/others.md)