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Way More than an AutoCAD® alternative
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Since 1998, based on the top choice for .dwg compatible CAD, offering compatible tools, powerful features and unmatched affordability for 2D design, 3D modeling or architectural and engineering design.
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.dwg file compatible

Experience unparalleled DWG compatibility with CMS IntelliCAD®. As an approved second source for AutoCAD® DWG, it leverages pure IntelliCAD Technology from ITC, a founding member of the Open Design Alliance. This guarantees seamless interoperability with other CAD systems, preventing data loss and ensuring your projects remain consistent across platforms.
Intuitive for AutoCAD® users
CMS IntelliCAD is highly compatible with AutoCAD® . Your existing menus, scripts, and LISP routines will work seamlessly without any modifications or with minor modifications.
Easily transition to CMS IntelliCAD. Your printers, templates, blocks, and sheet sets are all compatible.
Start using CMS IntelliCAD quickly. You can be productive in a day with minimal learning curve.
Configuration and customization settings

IntelliCAD supports AutoCAD® .cui/.cuix files which are used to control the following aspects of the IntelliCAD® user interface:
• Workspaces
• Menus
• Toolbars
• Ribbon, contextual ribbon states
• Quick Access toolbar
• Application button menu
• Keyboard shortcuts
• Aliases
• Double-click actions
Although IntelliCAD® primarily utilizes .cui/.cuix files to control the user interface, IntelliCAD's Customize UI command also supports importing and exporting a variety of AutoCAD® and IntelliCAD® legacy interface file formats:
• MNU, MNS and ICM — Legacy file formats for storing menus.
• PGP and ICA — Legacy file formats for storing command aliases.
• ICK — Legacy file format for storing keyboard shortcuts
In addition to file formats that control the user interface, IntelliCAD supports a variety of additional external files supported by AutoCAD:
• LIN — Linetype file that contains linetype definitions, including complex linetypes with shapes and text.
• PAT — Pattern file that contains definitions for hatch patterns.
• MLN — Multiline pattern file.
• DWT — Drawing template file.
• BAK — Drawing backup file.
• FMP — Font mapping file.
• UNT — Unit translation file used by the LISP (cvunit) function.
• CFG — Graphics configuration file.
• ATC — Tool palette catalog.
• SHX, TFT — Font files.
• SHP — Shape file.
• ACB — Color book file.
• CHM — Help file.
• SLD — Slide file.
• STB — Standard named print style tables used for printing.
• CTB — Color defined print style tables used for printing.
• PC3 — Printer configuration file used for printing.
• DST — Drawing sheet set file used to describe the file set used by the Sheet Set Manager command.
• DSD — Drawing set description file that describes a set of drawings to be used by the Publish command.
• ICO, BMP, PNG — Image files supported for icons in the user interface.
• JPG, PGN — Image files supported for materials.
• LSP — IntelliCAD provides a LISP interpreter, however, not all methods are fully supported. Note that IntelliCAD cannot load and run FAS compiled LISP code.