KLayout Forum

Discussion List

• How to modify some polygons with multiple points?

  145 views 5 comments 0 points Most recent by jiunnweiyeh October 2025General
• How to draw a circle with pcell rather than polygon points?

  256 views 6 comments 0 points Most recent by tomas2004 September 2025Python scripting
• How to only keep layout in fixed area?

  74 views 5 comments 0 points Most recent by blueman_44 September 2025Layout
• KLayout version 0.30.4 doesn't let me import Plugin python class

  137 views 3 comments 0 points Most recent by Matthias September 2025Python scripting
• Fracturing a big polygon in smaller shapes

  108 views 1 comment 0 points Most recent by Matthias September 2025Help wanted, Jobs wanted
• Layers initialization failure

  113 views 7 comments 0 points Most recent by dick_freebird September 2025KLayout Support
• callback_impl pass through value changes

  37 views 1 comment 0 points Most recent by Matthias September 2025Python scripting
• Converting an SVG path to a gds path

  270 views 1 comment 0 points Most recent by Matthias September 2025File Formats
• unsigned long value overflow

  311 views 8 comments 0 points Most recent by StefanThiede September 2025KLayout Support
• rotating multiple shapes

  106 views 4 comments 0 points Most recent by tomas2004 September 2025Layout
• meaning of "Show As New Top"

  318 views 2 comments 0 points Most recent by halfmoonhalf September 2025General
• DRC: Measure distance corner to edge

  163 views 5 comments 0 points Most recent by Tabra September 2025KLayout Support
• Inconsistent resizing operation

  60 views 2 comments 0 points Most recent by Tabra September 2025KLayout Support
• fill multiorigin and manufacturing grid

  314 views 5 comments 0 points Most recent by Matthias September 2025Ruby Scripting
• Design / Library Management

  1.2K views 6 comments 0 points Most recent by kurisu September 2025Layout
• Trace net export with XML post-processing

  76 views 2 comments 0 points Most recent by dixit September 2025Python scripting
• Your mail may not reach me

  67 views 0 comments 0 points Started by Matthias September 2025 General
• Klayout version update.

  154 views 3 comments 0 points Most recent by Matthias September 2025Ruby Scripting
• install klayout_pyxs for Xsection on Windows

  133 views 0 comments 0 points Started by sciencezhu September 2025 Help wanted, Jobs wanted
• Optimizing Shape Movement Between Cells

  47 views 1 comment 0 points Most recent by Matthias August 2025KLayout Development
• Programmatic LayoutToNetlist with "flat" mode

  107 views 5 comments 0 points Most recent by Tabra August 2025KLayout Support
• Multi-step OASIS stream file writer

  436 views 4 comments 0 points Most recent by dion August 2025Python scripting
• XSection Loops/User Defined Process Blocks

  69 views 4 comments 0 points Most recent by CreatedByCreator August 2025KLayout Support
• Multiple redundant callback triggers in the PyCell creation,update flow

  65 views 2 comments 0 points Most recent by charavan August 2025KLayout Support
• maximum number of threads in DRC and LVS scripts

  85 views 1 comment 0 points Most recent by Matthias August 2025Verification
• Metal was not cut to small like expect when use RNetExtractor

  54 views 2 comments 0 points Most recent by Matthias August 2025Layout
• Cursor grid snapping

  396 views 6 comments 0 points Most recent by mpee August 2025KLayout Development
• DRC - Comparison of widths of the largest areas of shapes in the two layers

  177 views 4 comments 0 points Most recent by laurent_c August 2025Python scripting
• generate dummies for the chip finishing

  214 views 1 comment 0 points Most recent by Matthias August 2025Verification
• How to set up layer mapping (dxf(layerName) ↔ gds(layerNum))

  196 views 3 comments 0 points Most recent by dick_freebird August 2025File Formats