
Description: SigNoz is an open-source alternative to DataDog, New Relic, and other APM tools. It is a cloud-native observability platform that provides metrics, traces, and logs to monitor software applications and infrastructure.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Pandora FMS is an open source monitoring software for IT infrastructure. It can monitor networks, servers, applications and more to detect problems. It has automated alerts and reporting features.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API