ssh2

What it is

ssh2 is an SSH2 client and server implementation in pure JavaScript for Node.js. It provides a robust way to handle SSH connections, making it essential for developers working with remote servers.

ssh2 stands out as a comprehensive, pure JavaScript solution for SSH functionalities in Node.js, offering both client and server capabilities without the need for external dependencies.

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 support for advanced SSH features

   Lacks support for certain authentication methods and key exchange algorithms compared to more mature libraries like OpenSSH

2. 02

   Performance issues with large data transfers

   Not optimized for high throughput, leading to slower performance when transferring large files or handling high-bandwidth connections

3. 03

   Complex setup and configuration

   Requires detailed understanding of SSH protocols and configurations which can be challenging for less experienced developers

What it does well

• Pure JavaScript implementation for Node.js

• Supports both SSH client and server functionalities

• Extensive documentation and community support

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.