SDBOX
CAD add-on for land surveyors

Land Surveying Tools for AutoCAD, BricsCAD, GstarCAD, ZWCAD and progeCAD

Create complete survey plans from point import to final PDF — including terrain models, contours, maps, coordinate tables, annotations, title blocks and GIS/CAD exchange, directly inside your CAD environment — with speed, accuracy, and a workflow that fits the way you already work.

Works with full versions of AutoCAD 2016+, BricsCAD V20+, GstarCAD 2021+, ZWCAD 2021+ and progeCAD 2026+.

Complete survey plans

Produce topographic survey drawings from point import to final PDF with scale-aware drafting automation.

GIS / CAD exchange

Use background maps and import/export KML, KMZ, SHP, JSON/GeoJSON and georeferenced imagery.

Terrain & DTM

Create TIN surfaces, contours, longitudinal profiles, cross sections and cut/fill volume calculations.

CAD productivity

Speed up everyday CAD production with scale-aware texts, symbols, layers, hatches, dimensions and plotting tools.

SDBOX turns your CAD platform into a complete topographic survey production environment. It helps land surveyors and civil engineers move from raw survey points to clean, printable deliverables with terrain modelling, maps, GIS/CAD exchange and drafting automation inside AutoCAD-compatible software.

Product Overview

See how SDBOX brings survey drafting, terrain modelling, maps, GIS/CAD exchange, set-out, building surveys and everyday CAD production into one complete workflow.

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About us

A practical tool developed from day-to-day engineering and surveying work, now packaged for AutoCAD-compatible CAD platforms.

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Contents – Complete survey drawings, terrain, maps and CAD productivity

A focused production toolkit for land surveyors, civil engineers and CAD technicians who need complete topographic survey drawings, terrain deliverables, maps and GIS/CAD exchange.

Survey Plan

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DTM

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Maps

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Set-out Plan

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Operations and Calculations

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Texts

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Dimensions

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Hatch patterns

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Lines

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Blocks

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Title blocks

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View

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Photos

Photos

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Images – Pdf

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Layers

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Modify

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Print and Export

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Building Survey Floor Plans

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Building Survey Sections & Elevations

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Editions & Pricing

Choose the edition that matches your CAD platform and workflow. SDBOX Survey focuses on complete topographic survey drawings, terrain, maps and GIS/CAD exchange; SDBOX Construction adds building survey and set-out tools.

For full functionality, a complete CAD edition is required: AutoCAD 2016+ / BricsCAD V20+ / GstarCAD 2021+ / ZWCAD 2021+ / progeCAD 2026+ (not Light or Standard).

Survey

Complete topographic survey drawings, DTM, maps and GIS/CAD exchange

250€ + Tax

Includes:

Basic + Survey Plan + DTM + Google Earth + Maps

Purchase

Construction

Survey tools plus building surveys, sections/elevations and setting out

350€ + Tax

Includes:

Survey + Floor Plans + Sections & Elevations + Set-out Plan tools

Purchase
Basic

General drafting, KML/KMZ, SHP and JSON handling, texts, symbols, line management, hatch patterns, drawing views, annotations, dimensions, image management, layers, calculations, photographs and other core day-to-day CAD utilities.

Survey

Complete topographic survey drawings, DTM, maps and GIS/CAD exchange

200€ + Tax

Includes:

Basic + Survey Plan + DTM + Google Earth + Maps

Purchase

Construction

Survey tools plus building surveys, sections/elevations and setting out

280€ + Tax

Includes:

Survey + Floor Plans + Sections & Elevations + Set-out Plan tools

Purchase
Basic

General drafting, KML/KMZ, SHP and JSON handling, texts, symbols, line management, hatch patterns, drawing views, annotations, dimensions, image management, layers, calculations, photographs and other core day-to-day CAD utilities.

Notes for BricsCAD
  • Automatic layer update in many LMAN is not yet available.
  • A security warning about the execution of SDBOX ActiveX controls may appear frequently, without however preventing the commands from running correctly.
  • When the command line is not visible on the main screen, some commands, such as ZVPMW, may terminate prematurely.
  • Some image-related commands, such as ZIMDETACH and ZFIM, are not supported.

Survey

Complete topographic survey drawings, DTM, maps and GIS/CAD exchange

200€ + Tax

Includes:

Basic + Survey Plan + DTM + Google Earth + Maps

Purchase

Construction

Survey tools plus building surveys, sections/elevations and setting out

280€ + Tax

Includes:

Survey + Floor Plans + Sections & Elevations + Set-out Plan tools

Purchase
Basic

General drafting, KML/KMZ, SHP and JSON handling, texts, symbols, line management, hatch patterns, drawing views, annotations, dimensions, image management, layers, calculations, photographs and other core day-to-day CAD utilities.

Notes for progeCAD
  • Before using SDBOX for the first time in progeCAD 2026, close progeCAD and run it once as Administrator. This precaution is required only once, to ensure that progeCAD has completed its ActiveX/COM registration correctly.
  • Double-clicking on SDBOX tabs/lists is not available. Instead, select the item and click OK.
  • Layer descriptions and bulk LMAN updating are not available.
  • Export to Google Earth is supported for all object types except images.
  • Automatic extract generation is not available yet, but the ''Step-by-step extract'' workflow is supported.
  • When the drawing view is rotated, ZZPDF command may export an empty area. In this case, run PLOT and select only the print window again.

Survey

Complete topographic survey drawings, DTM, maps and GIS/CAD exchange

200€ + Tax

Includes:

Basic + Survey Plan + DTM + Google Earth + Maps

Purchase

Construction

Survey tools plus building surveys, sections/elevations and setting out

280€ + Tax

Includes:

Survey + Floor Plans + Sections & Elevations + Set-out Plan tools

Purchase
Basic

General drafting, KML/KMZ, SHP and JSON handling, texts, symbols, line management, hatch patterns, drawing views, annotations, dimensions, image management, layers, calculations, photographs and other core day-to-day CAD utilities.

Notes for GstarCAD
  • The ZSW and ZSB commands for changing screen color are not available.
  • For text alignment, the ZETT command should be used instead of ETT.

Survey

Complete topographic survey drawings, DTM, maps and GIS/CAD exchange

200€ + Tax

Includes:

Basic + Survey Plan + DTM + Google Earth + Maps

Purchase

Construction

Survey tools plus building surveys, sections/elevations and setting out

280€ + Tax

Includes:

Survey + Floor Plans + Sections & Elevations + Set-out Plan tools

Purchase
Basic

General drafting, KML/KMZ, SHP and JSON handling, texts, symbols, line management, hatch patterns, drawing views, annotations, dimensions, image management, layers, calculations, photographs and other core day-to-day CAD utilities.

Notes for ZWCAD
  • In versions earlier than 2025, functionality is limited, and commands such as SAA, which is used to turn surveyed point elevations on and off, is not available in versions earlier than 2024.
  • Commands related to LMAN are not supported.
  • In versions earlier than 2025, contours are generally drawn correctly, but when the number of triangles is large, they may in some cases be created at Z=0.

Additional licenses: A 25% discount applies to each additional license, with a minimum charge of 150€ + Tax per license.

Samples – Guides & Examples

Free Trial

Download the SDBOX demo for the CAD platform you use and evaluate it directly inside your own working environment.

For the best experience and full functionality, BricsCAD, GstarCAD and ZWCAD perform best in version 2025 and later. progeCAD is supported from version 2026 and later.

First startup note: after installation, Windows opens the SDBOX first-load DWG. If you have more than one CAD application or a DWG viewer installed, the drawing may open in the wrong program. Simply close it, open the CAD application for which you installed SDBOX, type APPLOAD, and load C:\sdbox_Tools\_CADsdbox.lsp. Detailed instructions.

AutoCAD

SDBOX for AutoCAD

Download demo

BricsCAD

SDBOX for BricsCAD

Download demo

progeCAD

SDBOX for progeCAD

Download demo

GstarCAD

SDBOX for GstarCAD

Download demo

ZWCAD

SDBOX for ZWCAD

Download demo
System requirements

Requires Windows 10 or Windows 11 and a full CAD edition: AutoCAD 2016+ / BricsCAD V20+ / GstarCAD 2021+ / ZWCAD 2021+ / progeCAD 2026+ (not Light or Standard).

CAD production workflow: SDBOX is designed around metric CAD production standards and metric-based drawing presets.

Required disk space: 3 GB

Load into CAD: After the installation wizard finishes, Windows opens the SDBOX first-load drawing. If it opens in another CAD application or a DWG viewer, close that program and manually open the CAD application for which you installed SDBOX. Then type APPLOAD, select C:\sdbox_Tools\_CADsdbox.lsp, and click Load.

Helpful links

Purchase SDBOX

Build your purchase request according to the CAD platform, edition and number of licences you need.

SDBOX licences are purchased once, with no mandatory annual subscription at present.

Additional licences: A 25% discount applies to additional licences, with a minimum charge of €150 + applicable tax per seat.

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Please note that, before an SDBOX license can be activated, the corresponding trial version must first be installed. If you have not already done so, you can download the trial version and use SDBOX normally until the license is activated.

Go to Demo Apps

Contact & Support

ENCON S.A. | SDBOX Design Software

5 Syngrou Ave, Athens 11743

+30 210 3630560 | +30 693 724 5046

cad@sdtopo.net

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