modbus-serial
Pure JavaScript implementation of MODBUS-RTU for serial and TCP communication.
Pricing
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Flat rate
Adoption
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Open Source
Data freshness
—Overview
What is modbus-serial?
Modbus-Serial is a pure JavaScript library that implements the MODBUS-RTU protocol, enabling developers to communicate with industrial devices over serial or TCP connections. It's essential for integrating modern web applications with legacy hardware systems.
Key differentiator
“Modbus-Serial stands out as a lightweight, pure JavaScript solution for implementing MODBUS-RTU in Node.js applications, offering both serial and TCP support without requiring external dependencies.”
Capability profile
Strength Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
Fit analysis
Who is it for?
✓ Best for
Teams developing Node.js applications that need to communicate with industrial devices over MODBUS-RTU.
Projects requiring both serial and TCP support in a single library.
✕ Not a fit for
Applications needing real-time data streaming beyond the capabilities of MODBUS
Scenarios where only cloud-based solutions are acceptable
Cost structure
Pricing
Free Tier
None
Starts at
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Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Next step
Get Started with modbus-serial
Step-by-step setup guide with code examples and common gotchas.