The Features column identifies some useful 'at-a-glance' details about the URL should you be researching services from this page.
| Feature Icon | URL Filter | Description |
| 📱 | sms | Offers a notification service focused on SMS/MMS delivery. |
| 💬 | chat | Offers a notification service focused on chat rooms, channels, or direct messages. |
| 📧 | email | Offers a notification service focused on email delivery. |
| 🖥️ | local | Offers a notification service that targets a local/native system or device. |
| 🏠 | selfhosted | Offers a notification service that supports a self-hosted solution. |
| 📎 | attachments | The notification service provides attachment support. |
| 🖼️ | image | The notification service supports message delivery through graphical images. |
| 💙 | sponsored | This service has an active sponsorship supporting Apprise open source development. |
| ⭐ | popular | A community-selected popular notification service. |
The protocols defined are additionally flagged with an icon for quick reference identifying if it is SSL/TLS encrypted or not:
| Protocol Icon | Encrypted/Secure |
| 🔒 | Yes |
| 🔓 | No |
