KLayout - Your Mask Layout Friend


Fast and accurate viewing of huge layout files


Draw, modify and transform hierarchical layout


Script layout generators, PCells and layout transformation tools


Search, verify, measure layout and code analysis scripts


Recent Events

2023-12-02 Some Python modules like numpy were not functional on Windows on the previous release because of missing DLLs. Please re-install using the new installers. See also issue #1553. (Downloads)
2023-11-24 DMGs for 0.28.13 are online. Many thanks to kazzz! (Downloads)
2023-11-22 Welcome 0.28.13 which brings you Git support for packages and some more features and bug fixes! (Release notes)
2023-10-22 GitHub will terminate the SVN bridge January of 2024. As this is essentially the basis of the package management, an action is required. (Details here)
2023-10-05 RSS feeds were broken due to a PHP update. They are back now! (https://www.klayout.de/news.php)
2023-09-27 kazzz has provided MacOS binaries for 0.28.12. Many thanks for the efforts spent in this new release! (Downloads)
2023-09-12 Check out the new minor release 0.28.12 (Release notes)
© 2019-2020 Matthias Köfferlein