KLayout Forum

Discussion List

• switch layouts but without losing the handle

  144 views 7 comments 0 points Most recent by Matthias December 2025Python scripting
• Ruby macro changes in editor not showing up when running

  59 views 1 comment 0 points Most recent by Matthias December 2025Ruby Scripting
• Bug report: Trying to insert Text on a hidden layer causes crash

  84 views 1 comment 0 points Most recent by Matthias December 2025General
• ERROR ON XSECTION - KLAYOUT 0.29.0

  88 views 3 comments 0 points Most recent by Matthias December 2025KLayout Support
• Accessing "List of Landmarks" from Image import GUI

  73 views 3 comments 0 points Most recent by LeoTrois December 2025Python scripting
• Discontinuities while drawing curves on Nazca

  86 views 2 comments 0 points Most recent by sekigawa December 2025Help wanted, Jobs wanted
• Python thread safety (3.14 freethreading)

  226 views 7 comments 0 points Most recent by Matthias December 2025Python scripting
• How to use “demofab_klayout_colors.lyp”

  124 views 2 comments 0 points Most recent by zakaria December 2025Help wanted, Jobs wanted
• Package's templates

  131 views 4 comments 0 points Most recent by gwondaleya November 2025General
• Extracting device coordinates and obtaining unreduced netlists for Matching/LDE Analysis

  100 views 2 comments 0 points Most recent by Matthias November 2025Verification
• ERROR: Signal number: 11 Address: 0x0 Program Version: KLayout 0.28.12 (2023-09-12 r8212b7c)

  464 views 26 comments 0 points Most recent by Matthias November 2025KLayout Development
• Klayout connect to Bitbucket

  68 views 1 comment 0 points Most recent by Matthias November 2025General
• Batch Mode LVS Fails on Sky130 with "Netlists don't match" -Even with extracted netlist as reference

  103 views 4 comments 0 points Most recent by Matthias November 2025KLayout Support
• Extracting GDS files from Lumerical (FDTD)

  94 views 0 comments 0 points Started by bigChill November 2025 Help wanted, Jobs wanted
• How to add custom libraries

  152 views 2 comments 0 points Most recent by Matthias November 2025General
• KLayout DRC on large layouts

  360 views 8 comments 0 points Most recent by Matthias November 2025KLayout Support
• How to export size of layer for over 1000 GDS files?

  128 views 7 comments 0 points Most recent by jiunnweiyeh November 2025Ruby Scripting
• IQM looking for a Software Engineer to develop KQCircuits - a KLayout plugin

  156 views 1 comment 0 points Most recent by PavelSmirnov November 2025Help wanted, Jobs wanted
• DRC runs much slower in deep mode compared to default (flat) mode

  154 views 3 comments 0 points Most recent by Matthias November 2025Verification
• how to create a layer properties file ".lyp"?

  483 views 5 comments 0 points Most recent by blueman_44 November 2025KLayout Development
• PCell tweaking UI/UX issues, ideas & proposals

  89 views 1 comment 0 points Most recent by Matthias November 2025KLayout Development
• Key-bindings for display Back and Forward - glitch?

  103 views 5 comments 0 points Most recent by Matthias November 2025KLayout Support
• Length values in expressions using TilingProcessor

  174 views 10 comments 0 points Most recent by mole99 October 2025Ruby Scripting
• Trace Path issue

  117 views 2 comments 0 points Most recent by footang October 2025KLayout Support
• Use PCell's "display_text" when converting PCell to static

  118 views 9 comments 0 points Most recent by Tabra October 2025KLayout Development
• Learn Klayout

  207 views 2 comments 0 points Most recent by Ajaymoreb October 2025General
• What is the meaning of the appearance of horizontal lines in the layout layer?

  216 views 10 comments 0 points Most recent by Matthias October 2025KLayout Support
• "Basic" Library "TEXT" cell

  1.4K views 16 comments 0 points Most recent by jself October 2025General
• Refresh library entries programatically

  77 views 5 comments 0 points Most recent by Tabra October 2025KLayout Support
• xor result not clean.

  115 views 4 comments 0 points Most recent by stukov October 2025General