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Calculix vs SOLIDWORKS

Professional comparison and analysis to help you choose the right software solution for your needs.

Calculix icon
Calculix
SOLIDWORKS icon
SOLIDWORKS

Calculix vs SOLIDWORKS: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Calculix SOLIDWORKS
Sugggest Score — —
Category Science & Engineering Development
Pricing Open Source —

Product Overview

Calculix
Calculix

Description: Calculix is an open-source finite element analysis application designed for linear and non-linear structural applications. It utilizes an implicit finite element solver with sparse matrix technology for computing structural deformations, stresses, and strains.

Type: software

Pricing: Open Source

SOLIDWORKS
SOLIDWORKS

Description: SOLIDWORKS is a 3D CAD software used for modeling and designing products and parts. It provides tools for sketching, 3D part and assembly modeling, generating 2D drawings, simulation and analysis, data management, and manufacturing. SOLIDWORKS aims to increase productivity and easy of use.

Type: software

Key Features Comparison

Calculix
Calculix Features
  • Linear and non-linear structural analysis
  • Implicit finite element solver
  • Sparse matrix technology
  • Pre- and post-processing with CGX
  • Thermal analysis
  • Coupled thermo-mechanical analysis
  • Shape optimization
  • Buckling analysis
SOLIDWORKS
SOLIDWORKS Features
  • 3D CAD modeling
  • Assembly design
  • 2D drafting
  • Simulation and analysis
  • Data management
  • Manufacturing tools

Pros & Cons Analysis

Calculix
Calculix
Pros
  • Free and open source
  • Wide range of analysis capabilities
  • Good performance for large models
  • Integrated pre- and post-processing
Cons
  • Steep learning curve
  • Limited documentation and support
  • Not as user friendly as commercial alternatives
SOLIDWORKS
SOLIDWORKS
Pros
  • User-friendly interface
  • Powerful modeling capabilities
  • Integrated design ecosystem
  • Wide range of add-ons and customizations
  • Large user community and resources
Cons
  • Steep learning curve
  • Expensive licensing
  • Proprietary file format
  • Hardware requirements can be demanding

Pricing Comparison

Calculix
Calculix
  • Open Source
SOLIDWORKS
SOLIDWORKS
  • Not listed

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Learn More About Each Product

Calculix
Calculix
Reviews, pricing & alternatives →
SOLIDWORKS
SOLIDWORKS
Reviews, pricing & alternatives →

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