Open Alert Viewer vs Quad9 Connect
Side-by-side comparison of two open source alternatives
Open Alert Viewer
Display server and network alerts from servers running Prometheus, Nagios, Icinga or Zabbix. For Linux and Android. Prometheus v0.16.0+, Nagios Core 4.x and Icinga 2.12.0+ are supported with Basic Authentication; partial support, and default authentication for Zabbix 6.x or 7.x.
Quad9 Connect
Quad9 Connect is an Android and ChromeOS app that sends your DNS queries to Quad9's secure, private, open recursive DNS service. Quad9 Connect adds additional functionality and features compared to using Android's Private DNS feature to utilize encrypted DNS or configured Quad9 in Chrome on ChromeOS. The application creates a split VPN tunnel with Android API "VpnService" to configure an alternate DNS server on Android and ChromeOS. ## Features - DNS over TLS or DNS over UDP - DNS Query Log - Trusted Networks - Blocked Query Notifications - Local Domains - Excluded Applications
| Feature | Open Alert Viewer | Quad9 Connect |
|---|---|---|
| License | MIT | AGPL-3.0-or-later |
| Install sources | F-Droid | F-DroidGitHub |
| Categories | Password ManagerDev ToolsMessagingBrowser | Password ManagerProductivityFirewallMessagingBrowser |
| Features | Ad-FreeOpen SourceNo Tracking | Ad-FreeOpen SourceNo Tracking |
| Platforms | Android | Android |
| Website | ||
| Source code |