MIT License
The MIT license is a great choice because it allows you to share your code under a copyleft license without forcing others to expose their proprietary code, it's business friendly and open source friendly while still allowing for monetization.
Why I Use the MIT License - Bill Patrianakos
The primary terms and conditions of the MIT license are to grant permissions and indemnify developers for future use. Specifically, it grants any person who obtains a copy of the software and associated files the right to use, copy, modify, merge, distribute, publish, sublicense, and sell copies of the software.
What is the MIT License? Top 10 questions answered | Snyk
The MIT License is a permissive free software license originating at the Massachusetts Institute of Technology (MIT) in the late 1980s. As a permissive license, it puts only very limited restriction on reuse and has, therefore, high license compatibility. ... Notable companies using the MIT License include Microsoft (.
MIT License - Wikipedia