- process management: start/stop/restart/delete
- auto restart: kill apps
- watch
- logs
- startup
- process file
- switch app in cluster mode
- deployment
- wrk
- docker integration
- stdin
- @pm2/io
- custom action
- custom metrics
- https://app.pm2.io/#/bucket/5a33dcb0be7f9b6287c94970/overview/servers