10 Best CAD Software for Linux: Free and Paid Solutions

In today’s digital age, the intersection of creativity and technology is realizing unprecedented innovations. Computer-aided design (CAD) software stands at the forefront of this revolution, empowering architects, engineers, and designers to translate their visions into reality. For Linux users, the quest for robust and versatile CAD tools has never been smoother, with a plethora of options available. This article delves into the ten best CAD software for Linux, highlighting both free and paid solutions that cater to a wide range of design requirements.

1. FreeCAD

FreeCAD is an exceptional, open-source CAD software that excels in parametric modeling and information modeling. Its versatility makes it suitable for various applications, from engineering to architecture.

Key Features:

• Multi-platform support
• Parametric modeling capabilities
• Advanced scripting options with Python

Installation: FreeCAD can be installed from Ubuntu repositories using:

1sudo apt install freecad

For other distributions, use:

1sudo yum install freecad     # RHEL/CentOS/Fedora
2sudo apk add freecad         # Alpine Linux
3sudo pacman -S freecad       # Arch Linux

2. LibreCAD

LibreCAD offers a streamlined approach to 2D drafting with its intuitive GUI, powered by Qt4 libraries, making it an excellent choice for those focused on 2D designs.

Key Features:

• Multilingual support (30+ languages)
• Extensive tools for 2D modifications

Installation: Install LibreCAD from Ubuntu with:

1sudo apt install librecad

Similar command applies for other Linux distributions.

3. OpenSCAD

Dubbed as “The Programmer’s Solid 3D CAD Modeler,” OpenSCAD uniquely combines a code editor with a modeling interface, allowing for precise programming of designs.

Key Features:

• Solid 3D object creation
• Script-based design changes

Installation: Install using:

1sudo apt install openscad

Applicable across various Linux distros.

4. BRL-CAD

BRL-CAD is a feature-rich, cross-platform CAD tool that has been in development for over 30 years, offering high-performance ray tracing and networked rendering capabilities.

Key Features:

• Interactive geometry editing
• Extensive utility tools for various applications

Installation: You can install BRL-CAD using:

1sudo apt install brlcad

Or build from source for the latest version:

1git clone https://github.com/BRL-CAD/brlcad.git
2cd brlcad
3mkdir build
4cd build
5cmake ..
6make
7sudo make install

5. SOLVESPACE

SOLVESPACE is a powerful parametric CAD software that offers capabilities for both 2D and 3D modeling, making it suitable for diverse engineering tasks.

Key Features:

• Toolpath generation for CNC machines
• Parametric 2D and 3D modeling features

Installation: Available through:

1sudo apt install solvespace

Build from source for the latest functionalities.

6. BricsCAD (Paid)

BricsCAD combines traditional 2D and advanced 3D modeling in a tightly integrated package. Its perpetual licensing model suits users needing long-term reliability.

Key Features:

• 100% real DWG support
• Cloud connectivity options

Trial Version: You can try BricsCAD for free for 30 days before committing.

7. LeoCAD

LeoCAD channels creativity with LEGO-style modeling, perfect for creating detailed, virtual structures using virtual bricks.

Key Features:

• Supports large 3D model creation
• Instruction generation capability

Installation: Install via:

1sudo apt install leocad

Or use the latest AppImage directly from the website.

8. Siemens NX (Paid)

Siemens NX is a premium CAD solution providing a comprehensive toolset for product design, engineering, and manufacturing, streamlining connected workflows.

Key Features:

• Versatile task-specific applications
• Extensive simulation capabilities

Trial Version: Available for a 30-day free trial.

9. DraftSight (Paid)

DraftSight is a sophisticated application focused on 2D design, featuring an interactive GUI that enhances usability and efficiency.

Key Features:

• Customizable interface
• Support for multiple file formats

Trial Version: Provides a free version with professional upgrades available.

10. QCAD

QCAD is an open-source 2D CAD software tailored for technical drawing and drafting, making it ideal for users needing simple yet effective design solutions.

Key Features:

• Extensive construction and modification tools
• Layer management and object snapping

Installation: Available through:

1sudo apt install qcad

You can continue using the community edition for free.

Conclusion

The expansive array of CAD software available for Linux ensures that designers and engineers have the tools necessary to bring their ideas to life. Whether you opt for robust free solutions like FreeCAD and LibreCAD or professional-grade tools such as BricsCAD and Siemens NX, there’s a software match for every project requirement. By exploring these options, users can elevate their design capabilities and tackle complex projects with confidence.