KLayout Forum

Discussion List

• how to create a layer properties file ".lyp"?

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

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

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

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

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

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

  241 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?

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

  1.5K views 16 comments 0 points Most recent by jself October 2025General
• Refresh library entries programatically

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

  151 views 4 comments 0 points Most recent by stukov October 2025General
• top cell set criteria

  157 views 4 comments 0 points Most recent by dick_freebird October 2025KLayout Support
• Behavior of Region object when source is modified

  139 views 3 comments 0 points Most recent by Matthias October 2025Python scripting
• Region inserted in layout is empty / not shown

  147 views 3 comments 0 points Most recent by Matthias October 2025Python scripting
• force edge angle

  105 views 0 comments 0 points Started by laurent_c October 2025 KLayout Development
• "Edit Layer Stack" layers do not save on FreeBSD

  99 views 5 comments 0 points Most recent by Matthias October 2025KLayout Development
• Importing .py files from technology directory

  174 views 7 comments 0 points Most recent by Matthias October 2025Python scripting
• Interface / Ergonomics detail when adding a cell instance

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

  131 views 1 comment 0 points Most recent by dick_freebird October 2025General
• scaling in one direction

  1.8K views 3 comments 0 points Most recent by jself October 2025Layout
• build klayout on RHEL 8.10

  336 views 2 comments 0 points Most recent by Matthias October 2025General
• Installation settings for Ubuntu 18.04

  132 views 3 comments 0 points Most recent by Matthias October 2025Python scripting
• Klayout impoprt multi-GDS

  146 views 6 comments 0 points Most recent by Matthias October 2025KLayout Support
• LVS using L2N files

  106 views 3 comments 0 points Most recent by Matthias October 2025Verification
• How to modify some polygons with multiple points?

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

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

  148 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

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

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

  174 views 7 comments 0 points Most recent by dick_freebird September 2025KLayout Support