software tools to power your thinking

Marine Design
Modeling & visualisation

Concept to Reality

Shape, style and fabricate using Ashlar-Vellum's unique line/surface/solids Organic Workflow™

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Picture : Bakewell-White Yacht Design

Marine CFD
Advanced flow analysis

Refine your heart out

Complete advanced lift, drag and motions studies before committing to the tank or prototype.

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Picture : Ker Yacht Design

Foil Design
Lifting surface optimisation

Design, Analyse, Optimise

Visualise flow and free surface effects.

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Bring your designs to life

Visual mechanism interaction

From a variety of CAD file formats.

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Welcome to Precursor: sales and support of
marine CAD/CAE software systems for design and virtual prototyping