Fabio,
Segue abaixo os links dos Dashboards para Linux:
Linux Dash(Usamos hoje)
https://github.com/afaqurk/linux-dash
Monitorix
https://www.monitorix.org/
NetData
https://github.com/netdata/netdata
Ward
https://github.com/B-Software/Ward
Abaixo o link da API da Softlayer:
Link API Softlayer
https://sldn.softlayer.com/release_notes/2021/20211208/
Lucas.