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Patches + updates
AutoCAD
R2004
Go to file Migration Tools CZ (Autodesk Batch Drawing Converter 2004, DWG2004 to DWG2000/DWG14 formats) for AutoCAD 2004 External 5.9MB 2.9.2003 More information  
Mechanical, Electrical, ecscad, MDT
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Go to file Mechanical Desktop 5 Drawing Manager fix External 0.9MB 9.3.2001    
Map, Civil 3D, Raster, InfraWorks, Vehicle
Civil2014
Go to file Productivity Tools for AutoCAD Civil 3D 2014 - Cartogramma, Civil View ext., GENIO, Microdrainage, Shared Reference Point (Subscription) External 17MB 14.5.2013    
Civil2015
Go to file Productivity Tools for AutoCAD Civil 3D 2015 - Civil Engineering Data Translator, Civil View, GENIO, Microdrainage, Point Cloud Extraction, Rail Layout... (Subscription) External 16MB 29.10.2014    
Civil2016
Go to file Productivity Tools for AutoCAD Civil 3D 2016 - Civil View Extension, GENIO Import/Export, Microdrainage, LINZ, 12d, DACH Extension... (Subscription) External 22MB 5.6.2015    
Civil2018
Go to file Productivity Tools for AutoCAD Civil 3D 2018 - GENIO Import/Export, Microdrainage, 12d, Shared ref.point, ISYBAU Translator... External 6MB 15.1.2018    
Civil2020
Go to file Productivity Tools for AutoCAD Civil 3D 2020 - GENIO Import/Export, Geotechnical module, Microdrainage, 12d Data Extension, ISYBAU Translator... External 6MB 29.7.2019    
Civil2021
Go to file Productivity Tools for Autodesk Civil 3D 2021 - GENIO Import/Export, Geotechnical module, River and Flood, Microdrainage, 12d Data Extension, ISYBAU Translator... External 33MB 23.2.2021    
Inventor, HSM/CAM, Fusion 360, Factory, Alias
FDS
Go to file Factory Design Utilities 2017 2D Drawings Batch Sync Tool (BatchSync.exe) External 197kB 30.10.2016 More information  
Revit, Robot, Steel
Revit2012
Go to file Revit Extensions (Q3 update) - Architecture 2012 (subscription only) - Roads and Terrain, Wood Framing Walls, Excel Model Generator, Frame Generator, Grids Generator, Freeze Drawings, Compare Models, Shared Parameters Converter ... (EN) External 323MB 10.11.2011    
Revit2015
Go to file CADstudio šablona pro Revit MEP 2015, V1.1 (.RTE - zdravotechnika, ZTI); CS+/VIP External 12MB 20.11.2015 More information  
Revit2016
Go to file CADstudio šablona pro Revit MEP 2016, V1.2 (.RTE - zdravotechnika, ZTI); CS+/VIP External 11MB 20.11.2015    
Revit2017
Go to file CADstudio šablona pro Revit MEP 2017, V1.3 (.RTE - zdravotechnika, ZTI); CS+/VIP External 11MB 18.1.2017    
Revit2018
Go to file CADstudio šablona pro Revit MEP 2018, V1.5 (.RTE - zdravotechnika, ZTI); CS+/VIP External 11MB 29.7.2019    
Revit2019
Go to file CADstudio šablona pro Revit MEP 2019, V1.5 (.RTE - zdravotechnika, ZTI); CS+/VIP External 11MB 29.7.2019    
CAD Utilities and add-ins
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Go to file DXFIN - read DXF into an open R14 drawing 3kB    
 
Free applications and CAD utilities (mostly our freeware & trials)
Our shareware (trial)
Go to file CADstudio DwgText - export/import AutoCAD drawing texts and properties to Excel or CSV (former Excellink), for AutoCAD 2024/2023/2022, 2021-2013 (trial) 3.1MB 27.11.2023 More information Buy
Go to file CADstudio XLSparam - export/import dyn.block+constraint parameters to Excel, link table cells with parameters and geom.properties of drawing objects, for AutoCAD 2021-2014 (trial/CS+) 61kB 16.11.2020
V1.1
More information Buy
Go to file ClearView - hides/unhides drawing entities individually, not by layer (A2000x) 179kB 12.8.2002    
Go to file DWGsign 1.1.14 (EN/CZ/FR) - watermark your DWG drawing with your permanent invisible signature (for AutoCAD 2020/2019/2018/2017/2016) External 1.3MB 10.6.2019
V1.1.14
More information Buy
Go to file HGEN - converts AutoCAD drawing/block to .PAT hatch pattern (ARX 2000 app, trial) 234kB 4.5.2002 More information Buy
Go to file HGEN 2006 - converts AutoCAD drawing to .PAT hatch pattern (ARX 2006/2005/2004 app, trial) 268kB 18.4.2005 More information Buy
Go to file Job-Time - time-tracking reactor - net editing time spent on DWG drawings (edittime) - VLX for AutoCAD 122kB 26.2.2024
V1.5
More information Buy
Go to file SVG Export - publish DWG drawings to SVG file format (trial, CS+ bonus utility) 31kB 13.10.2017
V1.0
More information  
Go to file Xls2Curve/Curve2Xls - draws curves or points from coordinates in the selected range in the active Excel sheet, exports polyline/curve coordinates to Excel (trial version) 47kB 28.8.2014
V1.4
  Buy
Games
Go to file Fireworks in AutoCAD drawing (LSP) 34kB 1.10.2003    
CAD Utilities and add-ins
Go to file 2DpolyC - draw polyline using any length units (yd, ft, mi, inm, rod...) VLX LISP for AutoCAD+LT 19kB 19.12.2023
V1.1
   
Go to file 3DPolyC/3DPolyS - draw 3D polyline by entering 3Dlength,azimuth,slope or elevation,slope,2Dpoints (VLX Lisp for AutoCAD) 16kB 4.1.2018
V1.2
   
Go to file AddMe - sums values of numbers in all selected drawing texts (LSP for AutoCAD) 314 18.11.2017    
Go to file Animated line drawing in AutoCAD (LSP, CS+) External 23kB 12.3.2024    
Go to file AnimPar - animate DWG drawing by driving dyn.block parameters or dim.constraints (VLX Lisp for AutoCAD) 15kB 19.3.2017
V1.0
   
Go to file Att2Txt - converts attributes (AttDef) to plain texts (Text) in an AutoCAD drawing (LISP) 654 26.11.2008    
Go to file AutoDWF automatically saves a DWF copy (2D or 3D) of a drawing on every save of the DWG drawing (A2005/2006, A2007/2008/2009, A2010) 16kB 22.7.2009
V1.3
More information  
Go to file AutoPDF automatically saves a PDF copy of a drawing on every save of the DWG drawing (A2007/2008/2009/2010) 16kB 22.5.2011
V1.2
More information  
Go to file BBox - draws permanent or temporary bounding boxes (rectangle, circle, 3D box or cylinder) for selected drawing objects, supports UCS (VLX LISP) 18kB 31.10.2023
V1.2
   
Go to file BLegend - creates a visual table (legend) of blocks and dyn.blocks used in the drawing (VLX for AutoCAD) 29784 17.4.2019
V1.5
   
Go to file BLKREDEF.LSP - redefines a drawing block with an updated version from a DWG file (can be batch scripted) 1722 23.6.2017    
Go to file BParea - pick point to draw area label (VLX for AutoCAD) 9616 12.4.2014
V1.1
   
Go to file CADstudio FDO LineStyle 2010-2012 - generates line style symbols for FDO layers (AutoCAD Map, MapGuide) from drawing objects 2.6MB 2.3.2013 More information  
Go to file CADstudio FDO LineStyle 2013 - generates line style symbols for FDO layers (AutoCAD Map, MapGuide) from drawing objects 2.5MB 2.4.2013 More information  
Go to file CADstudio FDO LineStyle 2014 - generates line style symbols for FDO layers (AutoCAD Map, MapGuide) from drawing objects 2.5MB 2.4.2013 More information  
Go to file CCText - clipboard-copy drawing texts (VLX Lisp for AutoCAD) 15kB 15.12.2016
V1.0
   
Go to file CenRect - draw rectangle from center (LSP for AutoCAD) 823 31.7.2015    
Go to file Centroid - draw center of gravity (CG/COG) point of polylines, regions and 3D solids, incl. volumes (VLX Lisp for AutoCAD) 16.8kB 3.4.2020
V1.1
More information  
Go to file Cisti - batch purge DWG drawings (unused blocks) J.Kubeczka 236kB 15.6.2005    
Go to file Col2Lay - batch convert entity colors to separate layers, e.g. for rendering tools (VLX Lisp for AutoCAD) 11kB 19.9.2014
V1.1
Description  
Go to file CopyBlockE - copy/redefine block from another drawing (VLX LISP for AutoCAD) 20kB 20.9.2023
V1.1
   
Go to file CopyViews - imports named views from another drawing (VLX Lisp for AutoCAD) 13kB 10.6.2013
V1.1
   
Go to file CurveAxis - draw 2D/3D axis between two curves (VLX LISP for AutoCAD) 19kB 27.10.2023
V1.4
   
Go to file CurveText - draw text along a curve (arc, circle, polyline...), AutoCAD LSP by A.Gumula 14.3kB 5.7.2006 Description  
Go to file DblClick reactor opens hyperlinks attached to AutoCAD drawing objects just by double-click 2kB 8.4.2005    
Go to file DBXremSL, DBXscanSL - scans DWG files, reports and removes excessive annotation scale lists in all drawings in selected folder (VLX/DBX) 17.4kB 6.1.2016
V1.4
More information  
Go to file DBXremVBA, DBXscanVBA - scans DWG files, reports and removes VBA macros in all drawings in selected folder (VLX/DBX) 25kB 15.12.2010
V1.3
More information  
Go to file DBXscanImg - scans DWG files in a folder and reports any drawing files with references to Images or PDF underlays (VLX/DBX) 13kB 23.12.2020
V1.0
More information  
Go to file DBXscanXref - scans DWG files in a folder and reports all Xrefs referenced in the individual drawings (VLX/DBX) 13kB 9.9.2013
V1.2
More information  
Go to file DeleteFilters - delete unused layer filters in AutoCAD 2002/2004/2005/2006 drawing (VLX by CAD Studio) 2.2kB 30.11.2004    
Go to file DelGrpA - delete anonymous groups (*A####) from AutoCAD drawing (LSP) 383 6.7.2013    
Go to file DelProxy - erase proxy objects from AutoCAD DWG drawing (VLX Lisp) 11396 14.11.2018
V1.2
   
Go to file DELSHAPE - purge unavailable shapes (SHX files) from an AutoCAD DWG drawing 1254 12.12.2007    
Go to file DOBT - set draworder by object type and by layer (VLX for AutoCAD) 15kB 9.5.2021
V1.3
Description  
Go to file DrawPoly - animate drawing of any curve (VLX LISP for AutoCAD) 14kB 12.12.2017
V1.0
   
Go to file DrGrid - draw 2D or 3D or polar grid lines, optionally numbered (VLX Lisp for AutoCAD) 25kB 17.2.2024
V1.5
More information  
Go to file DTMmoveB - drape blocks to DTM - 3Dfaces, Surface (VLX LISP for AutoCAD) 17kB 10.3.2024
V1.1
   
Go to file DWGpropsCSV - batch import drawing properties from Excel (VLX LISP for AutoCAD) 13kB 8.6.2023
V1.0
   
Go to file DWGsign Reader - read watermarks (signatures) in DWG drawings, free (for AutoCAD 2016) External 2.4MB 12.4.2016
V1.0
More information  
Go to file DynLTscale (DLTS) - scale linetypes dynamically by mouse dragging (VLX LISP for AutoCAD) 13kB 21.4.2016
V1.0
   
Go to file DynReset - restores missing grips on dynamic blocks (VLX for AutoCAD) 8683 1.12.2008
V1.0
Description  
Go to file ExplodeM - explode "unexplodable" MINSERT blocks, removes pseudo-protection of DWG drawings (VLX Lisp for AutoCAD) 13kB 18.5.2009
V1.0
   
Go to file FieldLink - draw temporary lines between fields and their source objects, incl. tables (VLX for AutoCAD) 13kB 3.10.2023
V1.7
   
Go to file FixOffGrid - "rounds" drawing entities to a given grid (e.g. 1.0*1.0) (LSP utility by Joe Burke) 15.4kB 7.5.2008    
Go to file FLay - automatic force layer for selected commands (drawing objects), AutoCAD LISP reactor (VLX) 131kB 22.8.2022
V2.4
Description  
Go to file FPoly - draw fixed-length polyline with options (VLX LISP for AutoCAD) 18kB 1.3.2023
V1.1
   
Go to file GRP.VLX - GRP and UNGRP commands - replacement for PKFSTGROUP and QKUNGROUP in full AutoCAD (Lisp) 2760 25.3.2009 Description  
Go to file GrSelNum - add numbers in picked texts in a DWG drawing (VLX LISP for AutoCAD) 19kB 19.1.2023
V1.2
More information  
Go to file HideShow - hide selected objects from AutoCAD drawing (VLX for AutoCAD) 1500 26.5.2008    
Go to file History - display (animate) the order the drawing entities were created (VLX Lisp for AutoCAD) 11kB 22.8.2013
V1.1
   
Go to file InsertX - insert a block stored in another DWG drawing (VLX for AutoCAD) 16kB 13.10.2014
V1.2
   
Go to file INTLINES - draws points in all intersections of selected objects, lines, incl. self-intersections (cdnc5-02.LSP by B.Kramer) 4749 10.1.2014    
Go to file KopirujText.LSP - copy text content from source to target text entities (Pajas+Hadraba) 2kB 14.9.2012    
Go to file Lay2Dwg - exports layers (entities) to individual drawings (VLX Lisp for AutoCAD) 13kB 9.12.2011
V1.2
   
Go to file LinCatalog - draws a catalog of complex linetypes defined in a .LIN file or in the DWG (free AutoLISP utility) 21kB 13.8.2013
V1.2
   
Go to file LinOut - exports linetype definitions (incl. shape+text info) from an AutoCAD DWG drawing back to .LIN file 17kB 6.8.2023
V1.3
Description  
Go to file ListLinks - list all hyperlinks in the current drawing (LSP for AutoCAD) 703 26.8.2009    
Go to file LockAllVp - locks all viewports in all layouts (LISP for AutoCAD) 669 12.11.2010
V1.0
Description  
Go to file LogBook (V0.9, beta) - creates log file with all changes in a DWG drawing (VLX LISP for AutoCAD) 30kB 15.12.2014    
Go to file MakeMore (Kent Cooper) - create similar drawing object as the selected one (LSP for AutoCAD) 31kB 16.5.2016    
Go to file NAPKIN - hand-drawn look for Arch.Desktop R2 drawings 15kB 11.4.2000 More information  
Go to file NAPKIN 3 - hand-drawn look for Arch.Desktop R3 drawings 14kB 19.2.2001 More information  
Go to file Normals (and FlipFace) - draw or flip normals of 3DFaces or recolor 3DFaces facing towards/away from the camera (VLX Lisp for AutoCAD) 15kB 4.10.2017
V1.2
   
Go to file NumInText - round, add, multiple, cut, fill or delete numbers in drawing texts/attrs (VLX Lisp for AutoCAD; trial, CS+) 45kB 2.10.2023
V1.5
More information Buy
Go to file PatCatalog - draws a catalog of hatch patterns defined in all .PAT files (VLX LISP for AutoCAD) 16kB 4.5.2017
V1.1
   
Go to file PerpFrom - draw perpendicular from a curve foot, dynamic, transparently 'PF (VLX Lisp for AutoCAD) 14.5kB 23.3.2020
V1.1
   
Go to file Platonic polyhedra (3D) - tetrahedron, octahedron, icosahedron (LSP for AutoCAD, by Takaya Iwamoto) 10782 17.9.2014 More information  
Go to file Platonic polyhedra unfolding: TET, HEX, OCT, DOD, ICO (LSP for AutoCAD, by Tim Urbaniak) 5486 17.9.2014    
Go to file PlotDWGarr + LayDWGarr + wbDWGarr + pcDWGarr - plots a rectangular array of drawings from frames in DWG modelspace, or generate a set of layouts, separate DWGs, or page setups (VLX Lisp) 34kB 10.7.2023
V1.8
   
Go to file Polyhedra - construct 3D polyhedrons, mesh or solid (VLX LISP for AutoCAD) 80kB 3.9.2020
V1.0
   
Go to file PSfixTxt - prefix or suffix selected drawing texts (LSP for AutoCAD) 557 27.6.2011    
Go to file PurgeIDS - purge RegApp and layer filters from multiple DWG drawing files, R14-2008 (James Maeding) 3.7MB 27.8.2007    
Go to file PurgeSmall - delete small elements (lines, polys, arcs, texts, blocks) from a DWG drawing file (VLX LISP for AutoCAD) 16kB 11.2.2021
V1.2
More information  
Go to file RangeSel - select blocks by attribute range (from-to), LSP for AutoCAD 1.5kB 12.2.2022    
Go to file ReTemplate - apply a changed template drawing to your DWG file (LSP for AutoCAD) 1535 2.8.2018 More information  
Go to file Rhomboid - draws parallelograms/rhomboids in various construction modes (VLX LISP for AutoCAD) 17kB 2.9.2020
V1.0
   
Go to file RoundT / RoundT2 - round drawing texts/attr to given number of decimal places, see also NumInText (VLX Lisp for AutoCAD) 15kB 30.1.2017
V1.4
   
Go to file Scatter - move/rotate/scale/recolor selected DWG objects (or draw) randomly in 2D or 3D or curves - orchard, parking, crowd, vertices... (VLX Lisp for AutoCAD and LT) 29kB 9.4.2023
V2.1
More information  
Go to file SelFace - select trilateral, quadrilateral, degenerated, singular, horizontal or ccw 3DFaces in drawing (VLX Lisp for AutoCAD, incl. Sel3face) 14kB 7.3.2015
V1.1
   
Go to file Sizer - set window size for AutoCAD drawing document (LISP) 998 20.1.2010    
Go to file SlopeTick - draw slope tickmarks (batter lines, hatches) between two polylines 15kB 8.10.2011
V1.4
   
Go to file srxTEXT - search and replace AutoCAD drawing texts using regular expressions, supports batch scripts, table replacements, numeric intervals (trial) 26kB 27.11.2023
V2.2
Description Buy
Go to file SumaPloch - summarizes areas of selected objects, adds area label (VLX Lisp for AutoCAD) 12kB 1.10.2010
V1.1
Description  
Go to file TextFreq - frequency analysis of drawing text occurrences, highlight duplicates (VLX Lisp for AutoCAD) 13kB 7.2.2011    
Go to file TRANS - easy translation of AutoCAD drawing texts - either manual, Trados-assisted (translation memory), database-driven (dbTrans), or automatic via Google Translate, Bing Translator or DeepL - gTrans/bTrans/dTrans (limited free version) 48kB 13.3.2024
V1.13
More information Buy
Go to file TrimOuter - trim drawing objects outside a boundary/rectangle (LSP for AutoCAD) 1478 11.9.2017    
Go to file TrueGear - draw standard involute gear profiles (LSP, evolventa) Eugeny Kalney 39kB 2.10.2005    
Go to file Txt2XLS - export selected drawing texts to Excel (VLX Lisp for AutoCAD) 17kB 23.6.2022
V1.1
More information  
Go to file TxtOverlap - find, mark and traverse overlapped texts in the drawing (VLX Lisp for AutoCAD) 12kB 23.9.2013
V1.0
   
Go to file WBlockAll and WBlock2 commands - exports all drawing blocks to individual DWG files (WBlock All) 13kB 11.8.2011
V1.2
   
Go to file XSAVE - saves R14-format copy while saving A2000 drawing (LISP reactor) (J.Bastecky) 1kB    
Inventor
Go to file COG - center of gravity for Inventor drawing views (těžiště do výkresů) 1875 2.10.2007    
Go to file ListInspection VBA macro - make a report of all inspection dimensions in your Inventor 2010-2016 drawing 10kB 3.1.2012
V1.5
   
Go to file SplitDrawing - Inventor iLogic rule - splits a multiple sheet drawing to individual drawings (IDW/DWG, CS+) External 4.5kB 9.10.2018    
Go to file SplitDrawing - Inventor VBA macro splits a multiple sheet drawing to individual drawings (IDW/DWG) 31kB 15.3.2011    
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Go to file HeightMark - AEC elevation label for Inventor drawings ("kačena", iLogic) 299kB 13.12.2019 More information  
Other Goodies
Go to file ARCHS.SHX - architectural hand-drawn SHX font for AutoCAD (uppercase/lowercase) 4004 25.1.2008    
Go to file Barcode LISP utility - draws barcode as AutoCAD entities 3.8kB 2.8.1999    
Go to file Bubble for AutoCAD v2.94 - dynamically displays drawing entity properties - in English, Spanish, French, German, Italian, Czech (R14, 2000/i/2002, 2004/2005/2006, 2007/2008/2009 + LT + ADT + Map) 10MB 19.5.2012 More information  
Go to file CALENDAR - draws a calendar in AutoCAD (.LSP) 6kB 1.2.1998    
Go to file CxDocBar - visually switch between multiple open drawings (A2000/2000i) 33kB 5.1.2001    
Go to file IRREG command - draw irregular lines    
Go to file SPIRAL and 3DSPIRAL and SOL_SPRING commands - drawing spirals and springs in 2D and 3D (spiral.lsp, sol_spring.lsp) 3.6kB 26.1.2004    
Tools (standalone, Autodesk)
Go to file MDI Drawing Tabs - Autodesk bonus tool for AutoCAD 2012, 2011, 2010 and older, 32/64-bit (switch DWG files) External 106kB 24.4.2010 More information  
Go to file ModifyDWGcp (codepage_tool) - standalone DOS utility - changes the DWGCODEPAGE setting in DWG drawings (see also WNEWCP) External 158kB 30.9.2006 More information  

How to load a LISP application (.LSP/.VLX) into AutoCAD? See the Tip 7245.

Many other files also on Arkance Systems Helpdesk, CAD blocks in the Block catalog.