KLayout - High Performance Layout Viewer And Editor

About KLayout:
Learn about the project.

Sample screenshots.

Documentation and resources.

Download and build:
Download links and build receipes.

Meet other users or developers.

Package Index:
Browse and register packages.

2018-03-21 MacOS packages are available for 0.25.2 now. Many thanks to Kazunari and Thomas for debugging, testing and providing the packages (http://www.klayout.de/build.html#downloads)
2018-03-21 Maintenance release 0.25.2 out (Release Notes)
2018-02-25 Kazunari (kazzz) has provided a binary package for MacOS 10.10 and 10.13 based on Qt 5.9. Many thanks to him for providing these. (http://www.klayout.de/build.html#downloads)
2018-02-24 Maintenance release 0.25.1 is available (Release Notes)
2017-11-15 Finally the long awaited next major release is out. Enjoy. (Release Notes)
2017-10-15 Kazunari (kazzz) has provided a binary package for MacOS 10.13 for 0.24.10. Many thanks for his continuous support. (http://www.klayout.de/build.html#downloads)
2017-04-05 Many thanks again to Kazunari (kazzz) for provided a binary package for MacOS 10.11 for 0.24.10. (http://www.klayout.de/build.html#downloads)