Choose your preferred installation directory (the default is usually C:\Program Files\EXSL_CNC ).
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| Category | Software | Key Features | Windows 7 Support | Best For | | :--- | :--- | :--- | :--- | :--- | | | EXSL-Win 7 | German language, educational, turning/milling | Yes, 32-bit | German-speaking students in formal education | | | CNC-SIMULATOR (Free) | 3D simulation, drilling, slot milling | Yes, XP to 8 | Beginners wanting an easy-to-use 3D simulator | | | SSCNC Simulator (Swansoft) | 15 machine types, 47 systems, 85 panels | Yes | Learners needing to practice with different industry machine models | | | MTS CNC-System | 3D milling/turning, collision checks | Yes | Users who need advanced analysis like chip volume and time calculations | | | CIMCO Edit | G-code editor, backplotting, analysis | Yes | Professional machinists for G-code verification | | ✏️ CAM Software with Simulation | FreeMill | 2D and 3D CAM, free version, limited simulation | Yes | Hobbyists and students for CAM toolpath generation | | | ECam | Lathe simulation, cutting, drilling, facing | Windows 10/11* | Users focused specifically on CNC lathe programming | | | SolidCAM | Integrated CAM for SolidWorks, powerful simulation | Yes* | SolidWorks users needing advanced integrated CAM and simulation | | | Mastercam | Industry-standard CAD/CAM with powerful simulation | Yes* | Professionals seeking the industry standard for complex parts | | | Fusion 360 | Integrated CAD/CAM/CAE, cloud-based, strong simulation | Yes* | Designers and engineers wanting an all-in-one, cloud-connected solution | | | FreeCAD (with Path Workbench) | Open-source CAD, CAM simulation module | Yes | Open-source enthusiasts and hobbyists on a budget | | | LinuxCNC | Open-source machine control, includes simulation mode | No | Users wanting to control actual machines with open-source software | | 🎓 Educational & Specialized | CNC Simulator Lite | Lathe simulation, designed for learning, via BlueStacks | Via BlueStacks on Windows 7 | Students wanting a simple lathe simulator on mobile or via emulation | | | CNC Simulator Pro | A program developed by CncSimulator.com | Yes | General users looking for a straightforward simulator | | | NCSIMUL | G-code verification, optimization, collision detection | Yes, 64-bit Pro/Enterprise only | Large manufacturers needing robust, multi-machine simulation | | | GrblGru | 3D simulation for Grbl-based CNC machines | Yes | Hobbyists using inexpensive Grbl controllers (e.g., Arduino-based) | | | CNCez (Easy CNC) | User-friendly interface, designed for educational settings | Yes | Teachers and students in introductory CNC courses | | | Heidenhain ITNC Simulation | Official simulation software for Heidenhain controls | Yes | Operators and programmers specifically for Heidenhain machines | Choose your preferred installation directory (the default is