KLayout Forum

Discussion List

• KLayout Does Not Launch on Windows After Installation

  140 views 1 comment 0 points Most recent by Matthias March 8Help wanted, Jobs wanted
• How to get the transfom of each instance to its refered cell

  92 views 1 comment 0 points Most recent by sekigawa March 7Python scripting
• Using an exclusion layer in DRC

  118 views 4 comments 0 points Most recent by Matthias March 5Verification
• vscode and klayout

  244 views 2 comments 0 points Most recent by 99happyman80 February 27Python scripting
• Missing polygon point after substraction of two rectangles leads to "flagging" artefact

  79 views 2 comments 0 points Most recent by Matthias February 24Layout
• Change Font size

  2.5K views 2 comments 0 points Most recent by wmach February 20General
• Confusion about mouse_button_pressed_event vs mouse_button_released_event vs mouse_moved_event

  130 views 7 comments 0 points Most recent by Matthias February 12Verification
• Macro for L/S

  57 views 0 comments 0 points Started by Ajaymoreb February 12 Python scripting
• How to run a plugin in a secondary LayoutViewWidget

  68 views 2 comments 0 points Most recent by taylorn February 10Python scripting
• How to finding if a point lies inside a specified layer.

  688 views 13 comments 0 points Most recent by Matthias February 8Python scripting
• Trace path bugfix #2201 now causes trace net to fail?

  173 views 8 comments 0 points Most recent by Matthias February 8KLayout Support
• Dark mode

  2.4K views 4 comments 0 points Most recent by EugeneZelenko February 4Ruby Scripting
• Copy paste

  73 views 1 comment 0 points Most recent by Matthias February 1General
• Making an array of cells using python

  1.4K views 6 comments 0 points Most recent by CreatedByCreator January 31Python scripting
• LVS RuntimeError: "Terminal still connected after removing device"

  44 views 1 comment 0 points Most recent by Matthias January 29Verification
• Can we automate the process of merging layers?

  2.2K views 10 comments 0 points Most recent by thangzero January 24Ruby Scripting
• Drag objects with a single click

  96 views 4 comments 0 points Most recent by Tabra January 20KLayout Development
• Hide "editor options" box in klayout

  114 views 3 comments 0 points Most recent by dick_freebird January 19General
• DRC: get centerline of selected edges

  147 views 7 comments 0 points Most recent by Matthias January 15Verification
• KLayout Keyboard Shortcuts

  7K views 7 comments 0 points Most recent by thangzero January 13General
• Feasibility and Approach for Opening GDSII Files in KLayout via Plugin

  176 views 6 comments 0 points Most recent by sekigawa January 12KLayout Development
• Antenna check using 'evaluate_nets'

  107 views 6 comments 0 points Most recent by mole99 January 11Verification
• Modifying PCell parameters

  121 views 1 comment 0 points Most recent by Matthias December 2025KLayout Support
• KLayout DRC .space() algorithm

  169 views 2 comments 0 points Most recent by katherine December 2025KLayout Development
• Image to layout alignment using 3 landmarks registrartion

  449 views 4 comments 0 points Most recent by Matthias December 2025Python scripting
• Want to Open a Custom Extension File from Klayout

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

  178 views 3 comments 0 points Most recent by Matthias December 2025General
• switch layouts but without losing the handle

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

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

  80 views 1 comment 0 points Most recent by Matthias December 2025General