Supervisor

What it is

Supervisor is a tool that automatically restarts Node.js scripts when they crash or any `*.js` files are modified. This ensures continuous operation and immediate updates without manual intervention, making development more efficient.

Supervisor stands out by providing a simple and effective way to automatically manage Node.js scripts without the need for complex configurations or additional tools.

When it fits — and when it doesn’t

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

1. 01

   Limited language support beyond JavaScript

   Supervisor is primarily designed for Node.js scripts and lacks native support for other languages, limiting its utility in polyglot environments.

2. 02

   Performance overhead due to file monitoring

   Continuous monitoring of `*.js` files can introduce performance overhead, especially in large projects with many files, potentially slowing down the development workflow.

3. 03

   Configuration complexity for advanced use cases

   Setting up Supervisor for complex project structures or custom behaviors requires a deep understanding of its configuration options and can be error-prone.

4. 04

   Lack of comprehensive documentation

   The official documentation is limited, making it difficult to troubleshoot issues or understand advanced features without referring to community forums or trial-and-error approaches.

What it does well

• Automatically restarts scripts on crash

• Monitors and restarts scripts when `*.js` files are modified

• Simplifies development workflow by reducing manual intervention

Pricing

Free tier

YesOpen source — free to use

Paid from

$0

Model

Flat rate

Enterprise plan

No

Pricing not independently confirmed — check the vendor’s page.