Here's a video where I describe how to use the excellent Klayout software for .gds and .dxf file creation while managing to set the world record for saying "sort of", "which is quite nice" and "really quickly" all in one go.
Klayout download:
https://www.klayout.de/build.html
Klayout tutorial: https://ebeam.mff.uw.edu/ebeamweb/tra...
On this page of the site you can watch the video online Klayout Tutorial: Getting Started With Microsystem Design with a duration of hours minute second in good quality, which was uploaded by the user Doug Bopp 21 March 2018, share the link with friends and acquaintances, this video has already been watched 55,692 times on youtube and it was liked by 389 viewers. Enjoy your viewing!