- [Adagios](http://adagios.org/) - Web based Nagios interface for configuration and monitoring (replacement to the standard interface), and a REST interface. ([Source Code](https://github.com/opinkerfi/adagios)) `AGPL-3.0``Docker/Python`
- [Beszel](https://github.com/henrygd/beszel) - Beszel is a lightweight server monitoring platform that includes Docker statistics, historical data, and alert functions. `MIT``Go`
- [Beszel](https://beszel.dev/) - Lightweight server monitoring platform that includes Docker statistics, historical data, and alert functions. ([Source Code](https://github.com/henrygd/beszel))`MIT``Go`
- [Bloonix](https://bloonix-monitoring.org/) - Bloonix is a monitoring solution that helps businesses to ensure high availability and performance. ([Source Code](https://github.com/bloonix)) `GPL-3.0``Perl`
- [Bosun](https://bosun.org/) - Monitoring and alerting system by Stack Exchange. ([Source Code](https://github.com/bosun-monitor/bosun)) `MIT``Go`