When it comes to industrial automation and PLC programming, one name that consistently stands out is Codesys. This powerful software has become a cornerstone for engineers, developers, and automation specialists worldwide. With its intuitive interface and compliance with IEC 61131-3 standards, Codesys provides a complete development environment for programming controllers.

In this article, we’ll explore what Codesys is, how it works, its uses, the new 2025 update, and provide a step-by-step guide on how to download and install Software Codesys Free Download For PC. By the end, you’ll have a clear roadmap to get started with this essential automation tool.

Overview of Software Codesys Free Download For PC

Codesys (short for Controller Development System) is a PLC programming software designed to support industrial automation projects. It is widely recognized as one of the most versatile IDE platforms for programming controllers, offering a unified environment for developing, testing, and deploying automation solutions.

The software is built around the IEC 61131-3 standard, which defines programming languages for programmable logic controllers. This makes Codesys a universal tool, compatible with a wide range of hardware platforms and industrial applications.

Unlike proprietary PLC software tied to specific hardware, Codesys is hardware-independent, meaning it can be used across multiple devices and manufacturers. This flexibility has made it a favorite among automation engineers.

Another key advantage is its open architecture, which allows integration with HMI, SCADA, and motion control systems, making it a complete automation solution.

Codesys is primarily used for:

PLC programming: Engineers use it to design, test, and deploy automation logic.

Industrial automation projects: From factory automation to building management systems, Codesys provides the backbone for reliable control systems.

Codesys works as an integrated development environment (IDE) where users can write programs in multiple languages such as Ladder Diagram (LD), Structured Text (ST), Function Block Diagram (FBD), and Sequential Function Chart (SFC).

Once the program is developed, it can be compiled and deployed to a runtime environment on the target hardware. Codesys also includes simulation tools, allowing engineers to test logic before deploying it to physical devices.

The 2025 version of Codesys introduces several exciting improvements:

Enhanced Performance: The new update optimizes the runtime environment, ensuring faster execution of PLC programs.

AI-Assisted Programming: Codesys 2025 integrates AI-based code suggestions, making programming more efficient and reducing errors.

Improved Security: With advanced encryption protocols, the software ensures safer communication between devices and controllers.

These updates make Codesys 2025 not only more powerful but also future-ready for the evolving demands of Industry 4.0.

Key Functionalities of Software Codesys Free Download For PC

Here are ten major functionalities that make Codesys stand out:

Multi-language Support – Program in LD, ST, FBD, IL, and SFC.

Hardware Independence – Works with multiple PLC brands and devices.

Integrated HMI Tools – Build operator panels directly within Codesys.

Motion Control – Supports CNC and robotic applications.

Fieldbus Integration – Compatible with Modbus, CANopen, EtherCAT, and more.

Simulation Mode – Test programs without physical hardware.

SCADA Integration – Seamlessly connects with supervisory systems.

Real-time Debugging – Monitor and troubleshoot live systems.

Cloud Connectivity – Supports IoT and remote monitoring.

Custom Libraries – Extend functionality with reusable code modules.

Specifications of Software Codesys

Name: Software Codesys Free Download For PC

Version: 2025 (Latest Release)

Developer: CODESYS Group

Type of Software: PLC Programming and Automation IDE

Interface Language: Multilingual (English, German, French, etc.)

File Name: Codesys_Setup_2025.exe

Download Size: ~1.2 GB

Architecture: 32-bit & 64-bit supported

License Type: Free for personal/educational use, commercial license available

Supported OS: Windows 10, Windows 11

Release Date: 2025

System Requirements for Software Codesys Free Download For PC

CPU: Intel i3 or higher (multi-core recommended)

RAM: Minimum 4 GB (8 GB recommended)

Free Disk Space: 5 GB available space

How to Download and Install Software Codesys Free Download For PC

Follow these exact steps carefully:

Step 1: Dude, if your computer/Mac has an internet download manager, that’s great. If not, first download the IDM.

Step 2: Download the Files → show the download button → click the download button. Maybe you click on this button, this download button, then there is another download button in front of you, so you have to click on that too.

Step 3: Because this software is very difficult to find, if you are asked to install this browser as well, to run and install you have to do.

Step 4: This will not cause any problems in your computer. It will only be given to you or said so that it can run easily on your system.

Step 5: Extract the Archive → When the download is complete, you will see OK, then you have downloaded the file. Then Extract the Archive.

Step 6: Run the Installer → Open the extracted folder, double-click Setup.exe, and allow permissions.

Step 7: Follow Installation Prompts → Choose the installation path, agree to terms, and wait for the setup to copy files.

Step 8: Launch → Once installed, launch from the desktop shortcut and start playing.

Frequently Asked Questions (FAQs)

Q1: Is Codesys free to use? Yes, Codesys offers a free version for personal and educational use. Commercial licenses are available for professional projects.

Q2: Can I use Codesys on Windows 11? Absolutely. The latest version is fully compatible with both Windows 10 and Windows 11.

Q3: Does Codesys support simulation without hardware? Yes, the built-in simulation mode allows you to test programs without needing a physical PLC.

Q4: What makes Codesys different from other PLC software? Its hardware independence and support for multiple programming languages make it more versatile than many proprietary tools.

Q5: Is Codesys safe to install? Yes, the official installer is safe. Just ensure you download it from a trusted source.

Free Download Software Codesys Free Download For PC

Click the download button below or sidebar to get started with Software Codesys Free Download For PC. Once you click, you may be redirected to another page with an additional download button—make sure to click that as well.

This ensures you get the correct setup file without interruptions. The download size is around 1.2 GB, so depending on your internet speed, it may take a few minutes. After downloading, follow the installation steps provided above to set up Codesys on your system.

With this free download, you’ll have access to a powerful PLC programming environment, complete with simulation tools, HMI integration, and support for industrial protocols. Whether you’re a student learning automation or a professional engineer working on advanced projects, Codesys provides everything you need in one package.

​