Supervisor is a client/server system that allows its users to monitor and control a number of processes on UNIX-like operating systems.
Cost / License
- Free
- Open Source
Platforms
- Linux
- BSD



PM2 is described as 'Advanced process manager for production Node.js applications. Load balancer, logs facility, startup script, micro service management, at a glance' and is an app in the os & utilities category. There are four alternatives to PM2 for Linux, Self-Hosted, Mac and BSD. The best PM2 alternative is Supervisor, which is both free and Open Source. Other great apps like PM2 are Phusion Passenger, Reflex and nodemon.
Supervisor is a client/server system that allows its users to monitor and control a number of processes on UNIX-like operating systems.



Passenger® is an app server that runs and automanages your web apps with ease. Also improves security, reliability and scalability.
nodemon is a tool that helps develop node.js based applications by automatically restarting the node application when file changes in the directory are detected.
nodemon does not require any additional changes to your code or method of development.