IQcad

IQCad is a 2D/3D CAD application for civil engineering and tunnelling, built with Free Pascal/Lazarus for Windows and Linux.

https://iqcad.iqsoft.xyz

Features:

25+ entity types (Line, Polyline, Arc, Circle, Spline, Hatch, Text, Dimensions, Table, and more)
AutoCAD-style command line with object snaps and grip editing
Modify tools: Move, Copy, Rotate, Scale, Mirror, Offset, Trim, Extend, Chamfer, Fillet
Layers, linetypes, blocks, and configurable styles

Civil Engineering:

TIN surfaces with contours and spot elevations
Survey points with CSV import and point groups
Tunnel section lines with deviation analysis
Horizontal alignments with curves and spirals

LandXML import/export
File Formats: DXF (R12/R2000/R2018), LandXML, PDF, PNG, SVG,DWG ( using native reader/writer or converter)
WMS server support

Point Cloud import export. Section along alignment.

Drones
Drone Survey

Modern ribbon UI with dark theme, multi-document tabs, and map background layer

Features

25+ CAD entity types (Line, Polyline, Arc, Circle, Ellipse, Spline, Hatch, Text, MText, Dimensions, Table, Multileader, Multiline, 3DFace, Image)
Map background layers (OpenStreetMap, ESRI, custom)
LandXML import/export
Cross-platform: Windows and Linux (x86_64)
OpenGL + GDI rendering
Point Cloud
Drone

Project Samples

Project Activity

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IQcad Web Site

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Additional Project Details

Operating Systems

Linux, Mac, Windows

Languages

English

User Interface

Cocoa (MacOS X), KDE, Win32 (MS Windows)

Programming Language

Free Pascal

Related Categories

Free Pascal Vector Graphics Software, Free Pascal CAD Software, Free Pascal Point Cloud Software

Registered

2026-03-22

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