General

Discussion List

• FOR NEW APPLICANTS: you will need to do better than ChatGPT

  Announcement Closed 5.5K views 1 comment 0 points Started by klayoutadmin December 2015
• Want to Open a Custom Extension File from Klayout

  59 views 3 comments 0 points Most recent by Matthias December 2025
• 'smoothening' jagged edges of a curved line

  69 views 3 comments 0 points Most recent by Matthias December 2025
• Bug report: Trying to insert Text on a hidden layer causes crash

  51 views 1 comment 0 points Most recent by Matthias December 2025
• Package's templates

  78 views 4 comments 0 points Most recent by gwondaleya November 2025
• Klayout connect to Bitbucket

  46 views 1 comment 0 points Most recent by Matthias November 2025
• How to add custom libraries

  60 views 2 comments 0 points Most recent by Matthias November 2025
• Learn Klayout

  151 views 2 comments 0 points Most recent by Ajaymoreb October 2025
• "Basic" Library "TEXT" cell

  1.3K views 16 comments 0 points Most recent by jself October 2025
• xor result not clean.

  80 views 4 comments 0 points Most recent by stukov October 2025
• Interface / Ergonomics detail when adding a cell instance

  63 views 2 comments 0 points Most recent by ocasta October 2025
• XFAB XH035 iPDK

  63 views 1 comment 0 points Most recent by dick_freebird October 2025
• build klayout on RHEL 8.10

  90 views 2 comments 0 points Most recent by Matthias October 2025
• How to modify some polygons with multiple points?

  93 views 5 comments 0 points Most recent by jiunnweiyeh October 2025
• meaning of "Show As New Top"

  299 views 2 comments 0 points Most recent by halfmoonhalf September 2025
• Your mail may not reach me

  47 views 0 comments 0 points Started by Matthias September 2025
• Hierarchy Descent/Ascent

  140 views 4 comments 0 points Most recent by mpee August 2025
• Why Ctrl+S does not save the GDS file?

  496 views 3 comments 0 points Most recent by Matthias July 2025
• Compile .pyd

  112 views 4 comments 0 points Most recent by Vincent Lin June 2025
• Save layer appearance as config? Stipple, color etc

  1.1K views 8 comments 0 points Most recent by SBkev June 2025
• Application note: automatically load a companion .lyp file

  1K views 4 comments 0 points Most recent by demis June 2025
• I am new to Kalyout. How to set the number of elements in column and row in an instance?

  124 views 1 comment 0 points Most recent by sohaib39 May 2025
• support DRC using Python?

  893 views 2 comments 0 points Most recent by BigPanda April 2025
• Command Line Interface in order to handle "Save Layout Options"

  142 views 3 comments 0 points Most recent by Matthias April 2025
• 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 2025
• How to use different fonts in pcell

  217 views 1 comment 0 points Most recent by Matthias March 2025
• QR Code PCell

  1.1K views 28 comments 0 points Most recent by Matthias March 2025
• Bug in macro shortcut keys?

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

  149 views 4 comments 0 points Most recent by Clod March 2025
• Output to FastCap and FastHenry

  1.3K views 22 comments 0 points Most recent by hleduc January 2025
• KLayout Keyboard Shortcuts

  6.5K views 4 comments 0 points Most recent by luismaie January 2025