LibreCAD User Manual - Read the Docs

1 LibreCAD User ManualRelease Documentation TeamMar 30, 2020 Contents1 Application .. User Manual ..42 Getting and Install ..93 .. Menu .. Tools .. Widgets .. Preferences .. LibreCAD s Interface ..614 User up a Drawing .. and Editing Entities .. Command Line .. a Drawing .. and Printing ..955 Resources .. Attributes .. Drawing Scales .. of Measurement .. Operators and Functions .. from Source .. Contributing .. License .. 118iiLibreCAD User Manual , Release - User ManualThis is aninterim releaseof the of theLibreCAD User Manualand is subject to Manual is based on LibreCAD with a few additions.

2 If you are using another version of LibreCAD ,your mileage may a free Open Source Computer Aided Drafting (CAD) application licensed under latest information about LibreCAD can be found at ** LibreCAD User Manual - PDF **The PDF conversion process on Read the Docs has limitations that affect the PDF version of this document. Ourbest efforts has been made to address those limitations where possible, but some issues with tables and - User ManualThis is aninterim releaseof the of theLibreCAD User Manualand is subject to Manual is based on LibreCAD with a few additions. If you are using another version of LibreCAD ,your mileage may User Manual , Release , the web site, wiki and the User Manual are all user supported and represents the efforts numerousvolun-teerscommitting countless hours of time to create, improve and support the application and documentation.

3 Supportis free directly from the large dedicated community of users, contributors and The HistoryLibreCADis afree Open Source2D CAD application using the cross-platform frameworkQt. That means it workswith multiple operating systems; Windows, Apple and project started around 2010 as a fork of QCAD It began as a project to build CAM capabilities into thecommunity version of QCAD for use with a Mechmate CNC router. This gave rise to CADuntu. The project wasknown as CADuntu only for a couple of months before the community decided that the name was inappropriate. Aftersome discussion within the community and research on existing names, CADuntu was renamed QCAD CE was built around the outdated Qt3 library, it had to be ported to Qt4 before additional the rendering engine to Qt4 proved to be a large task, so initially LibreCAD , the series, still depended onthe Qt3 support library.

4 Thanks to our master developer Rallaz, the Qt4 porting was completed during the developmentof series and LibreCAD has become Qt3 free. The latest version of LibreCAD , the series, requires the FeaturesLibreCAD has the following features: reads DWG and DXF files writes DXF, SVG, PDF, and more.. drawing entities include line, polyline, spline, circle, ellipse, text, dimension, blocks and hatches3 LibreCAD User Manual , Release advanced snapping system custom toolbars and menus highly customizable user interface plugin systemAs free software you can redistribute it and/or modify it under the terms of the see GNU General Public Licenseversion 2 (GPLv2) as published by the Free Software The User ManualThe user Manual is a compilation from many sources.

5 The Manual includes detailed instructions on obtaining, in-stalling and configuring LibreCAD in theGetting Startedsection. It contains the technical descriptions of the tools,functions, widgets, etc. in theReferencesection and generic instructions on how to do a few things with LibreCAD intheUser Guidesection. There is also further information and links to additional resources in Manual is best viewed with a minimum screen width of about 1100 pixels to display the menu and content in abrowser. Clicking the LibreCAD text or icon at the top of the menu will return to the User Manual s home smaller devices, such as a mobile device, a minimum screen width of 800 pixels is recommended to display tocontent.

6 At screen resolutions of 800 pixels or less, the navigation menu is hidden. It can be made visible by clickingthe hamburger icon. Clicking the LibreCAD text top of the window will return to the home Manual uses screen captures of LibreCAD installed on Linux. While the images may appear slightly different onWindows or MacOS, the application layout and menu commands will be the Conventions Internal and external links appear in blue. Clicking on the embedded images will display them full size. Click the browser s back button to return to themanual. Application menu paths are shown in bold and levels are separated with -> , -> New.

7 Dialogue box titles are shown inboldwith matching case. Dialogue box labels are enclosed in quotes, , with matching case. Tab titles are enclosed in quotes with matching case. Button labels are enclosed in quotes with matching case. Key combinations are shown with the keyboard labels enclosed in square brackets with a + between keys, [Ctrl]+[C]. Text typed at the command line (OS commands, CAD commands or coordinates) is shown in a text box:li0,00, ContributorsThere are many people who have contributed to theLibreCAD User Manual . Those contributions have come viaLibreCAD s forum, wiki and source 1.

8 AboutLibreCAD User Manual , Release of those that have contributed, directly or indirectly, include:Armin StebichBob WoltzChris GClive TubbDavid HuffdellusDli,FabriceFerdiGary S (Maintainer)R. van TwiskRavasRichard M BrownStano CopyrightThis work is licensed under the Creative Commons Attribution International License. To view a copy of thislicense, visit or send a letter to Creative Commons, PO Box 1866, Moun-tain View, CA 94042, - User ManualThis is aninterim releaseof the of theLibreCAD User Manualand is subject to Manual is based on LibreCAD with a few additions. If you are using another version of LibreCAD ,your mileage may The User Manual5 LibreCAD User Manual , Release 1.

9 AboutCHAPTER2 Getting StartedLibreCAD is available for multiple operating systems and from a variety of sources. It can be used straight out of thebox or can be customized to suit the user s preferences and - User ManualThis is aninterim releaseof the of theLibreCAD User Manualand is subject to Manual is based on LibreCAD with a few additions. If you are using another version of LibreCAD ,your mileage may Download and InstallLibreCAD is available as two variants; as a stable version ( general release), or as a unstable (also referred to as daily or nightly depending on the repository) release.

10 The stable version is recommended for most users. The un-stable build represents the cutting edge of LibreCAD development andmightcontain bugs or new, incomplete featuresunder development. Those new features may or may not be included in next general release version. LibreCAD canalso be built from the source code so users can compile the most current code base for their OS / WindowsLinks to the MS Windows installers can be found in theResourcessection of the appendix. Download the desiredversion, stable or a NightlyBuild of the installer from the build directory and run the installer (exefile). Mac OS/XLinks to the installers for OS/X can be found in theResourcessection.