GX Works3 vs OpenPLC

Comprehensive comparison of two leading PLC programming platforms

Mitsubishi ElectricOpenPLC Project (Open Source)Updated 2025

GX Works3

Mitsubishi Electric

81
Overall Score
Price:$$
Learning:beginner-intermediate
Adoption:65%

User-friendly interface, easier learning curve

OpenPLC

OpenPLC Project (Open Source)

55
Overall Score
Price:free
Learning:intermediate
Adoption:10%

Completely FREE - no costs ever

Overall Winner

GX Works3 leads with an overall score of 81/100

GX Works3 is the stronger overall choice with better community support. However, OpenPLC may be preferable if you prioritize pricing or if you're already committed to the OpenPLC Project (Open Source) ecosystem.

Score Breakdown

CategoryGX Works3OpenPLC
Overall
81
55
Pricing
75
100
Ease of Use
80
50
Features
86
63
Industry Adoption
80
18
Community Support
91
94
Career Value
74
23

💰Pricing Comparison

OpenPLC (free) is significantly more affordable than GX Works3 ($$). OpenPLC costs between $0 and $0, while GX Works3 ranges from $1,000 to $5,000.

📚Learning Curve

GX Works3 (rated 4/10) is easier to learn than OpenPLC (rated 6/10). GX Works3 typically takes 1-3 months to learn, while OpenPLC requires 3-6 months. This makes GX Works3 better for beginners.

⚙️Features & Capabilities

GX Works3 offers 11 key features including safety programming, motion control, robotics integration. OpenPLC provides 11 key features. Both platforms offer a comprehensive feature set for industrial automation.

🏭Industry Adoption

GX Works3 has 65% market adoption compared to OpenPLC's 10%. GX Works3 dominates in Asia-Pacific, North America, Europe, while OpenPLC is strongest in Global (primarily education and research). GX Works3's higher adoption means more job opportunities and community resources.

🔌Hardware Compatibility

GX Works3 is designed specifically for Mitsubishi Electric hardware, while OpenPLC works with Generic/Open Hardware PLCs. Both are vendor-specific solutions optimized for their respective hardware ecosystems.

💼Career Prospects

GX Works3 offers stronger career prospects with 65% market adoption and official certification programs. OpenPLC has 10% adoption and is growing in market presence. For maximum employability, GX Works3 expertise is more in-demand.

GX Works3 Overview

Key Strengths

  • User-friendly interface, easier learning curve
  • More affordable than competitors
  • Strong in Asia-Pacific market
  • Good simulation capabilities

Limitations

  • Less common in North America
  • Smaller community compared to Siemens/Rockwell
  • Limited third-party integration

Best For

Asian manufacturing facilitiesAutomotive component manufacturersElectronics and semiconductor industries

OpenPLC Overview

Key Strengths

  • Completely FREE - no costs ever
  • Open source - fully customizable
  • Runs on inexpensive hardware (Raspberry Pi)
  • Perfect for learning without financial investment

Limitations

  • Not suitable for commercial/industrial use
  • No official support (community only)
  • Limited features compared to commercial PLCs

Best For

Students learning PLC programmingHobbyists and DIY automationHome automation projects

Recommendations

For Beginners

GX Works3

For Professionals

GX Works3

Budget-Constrained

OpenPLC

Enterprise Use

GX Works3

Frequently Asked Questions

Which is better: GX Works3 or OpenPLC?

GX Works3 is the stronger overall choice with better community support. However, OpenPLC may be preferable if you prioritize pricing or if you're already committed to the OpenPLC Project (Open Source) ecosystem.

What is the price difference between GX Works3 and OpenPLC?

OpenPLC (free) is significantly more affordable than GX Works3 ($$). OpenPLC costs between $0 and $0, while GX Works3 ranges from $1,000 to $5,000.

Which is easier to learn: GX Works3 or OpenPLC?

GX Works3 (rated 4/10) is easier to learn than OpenPLC (rated 6/10). GX Works3 typically takes 1-3 months to learn, while OpenPLC requires 3-6 months. This makes GX Works3 better for beginners.

Which has better career prospects?

GX Works3 offers stronger career prospects with 65% market adoption and official certification programs. OpenPLC has 10% adoption and is growing in market presence. For maximum employability, GX Works3 expertise is more in-demand.

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