KLayout Forum

Discussion List

• Ruby DRC tutorial

  146 views 0 comments 0 points Started by BigPanda April 2025 Verification
• support DRC using Python?

  917 views 2 comments 0 points Most recent by BigPanda April 2025General
• undefined method error!

  136 views 3 comments 0 points Most recent by Matthias April 2025KLayout Development
• how to process space and width in Klayout_DRC for oval shape?

  218 views 6 comments 0 points Most recent by jiunnweiyeh April 2025KLayout Support
• Klayout on ARCH linux: Inspector doesn't shows variable values when breapoint is set in subroutine.

  93 views 3 comments 0 points Most recent by Matthias April 2025Python scripting
• Command Line Interface in order to handle "Save Layout Options"

  155 views 3 comments 0 points Most recent by Matthias April 2025General
• How to extract netlist with LVS, but separating nets connected through subcircuit

  260 views 1 comment 0 points Most recent by Matthias April 2025Python scripting
• Red alert: KLayout Package Manager will stop working beginning of 2024 with GitHub-hosted packages

  1.4K views 15 comments 0 points Most recent by Matthias April 2025General
• How to read polygons from GDS into numpy arrays?

  270 views 1 comment 0 points Most recent by sekigawa April 2025KLayout Support
• Shapes object cannot be garbage collected

  189 views 4 comments 0 points Most recent by Matthias April 2025Ruby Scripting
• xSection: Line of Sight, Negative Angle Etch etc

  413 views 3 comments 0 points Most recent by r_user_ant April 2025Ruby Scripting
• Using two separate lyp files simultaneously

  121 views 3 comments 0 points Most recent by dick_freebird April 2025KLayout Support
• Error Message CenterRuler plugin (update from 0.28.xx to 0.29.12)

  96 views 2 comments 0 points Most recent by Sepbe April 2025KLayout Support
• DRC on current window range.

  138 views 2 comments 0 points Most recent by jiunnweiyeh April 2025KLayout Support
• question about min area drc check

  198 views 1 comment 0 points Most recent by Matthias April 2025Python scripting
• How to use different fonts in pcell

  284 views 1 comment 0 points Most recent by Matthias March 2025General
• import numpy

  7.6K views 23 comments 0 points Most recent by sekigawa March 2025Python scripting
• rasterize() to output 408.24 µm field as 1080BMP, 0.378 µm line became 2 pixels instead of 1 pixel

  296 views 7 comments 0 points Most recent by Matthias March 2025Python scripting
• The issue caused by changing the DPI when using rasterize() to convert a DXF to a BMP.

  102 views 1 comment 0 points Most recent by Matthias March 2025Python scripting
• The same rendering area produces different images

  186 views 8 comments 0 points Most recent by leo_cy March 2025Python scripting
• Combining designs (DEF -> GDS) ends up with lots of duplicate polygons

  207 views 5 comments 0 points Most recent by Matthias March 2025Python scripting
• QR Code PCell

  1.1K views 28 comments 0 points Most recent by Matthias March 2025General
• ImportError: cannot import name 'Qt' from 'pya' (/../lib/python3.8/site-packages/pya/__init__.py)

  220 views 6 comments 0 points Most recent by mole99 March 2025Python scripting
• Extract different devices with a single extractor

  163 views 3 comments 0 points Most recent by mole99 March 2025Verification
• Bug in macro shortcut keys?

  118 views 3 comments 0 points Most recent by Matthias March 2025General
• [newbie] select instances by rotation angle

  159 views 4 comments 0 points Most recent by Clod March 2025General
• Possible regression in DRC: with_density influences join operation

  163 views 4 comments 0 points Most recent by akrinke March 2025Verification
• Select layer connected to other layer

  214 views 8 comments 0 points Most recent by Matthias February 2025Verification
• How do I use goto position in script for batch coordinate?

  139 views 3 comments 0 points Most recent by Matthias February 2025Ruby Scripting
• DRC - Touching edges on the same layer

  265 views 5 comments 0 points Most recent by Matthias February 2025KLayout Development