A lot of great software is free and open source. It is important to also contribute.
My GitHub repository: https://github.com/tderflinger
Most of my articles on this website have an open source Creative Commons International (CC-BY) license.
Some of my video productions can be downloaded as Adobe Premiere Pro source files:
8 Reasons to Use Nuxt: https://www.tderflinger.com/os-videos/8-reasons-nuxt.zip