Which License for Sample Code

3 most common licenses are

• Apache License 2.0
• MIT License
• GNU General Public License v3.0

Sample code license:

• Google Samples: Apache License 2.0
• Facebook Samples
• AWS Samples: MIT License or Apache License 2.0
• Stripe Demo: MIT License
• Microsoft Samples: MIT License

Open Source library license:

• django: 3-Clause BSD
• flask: BSD
• react: MIT License
• angular.js: MIT License
• vue.js: MIT License
• ruby on rails: MIT License

References:

• https://choosealicense.com/
• https://www.reddit.com/r/programming/comments/8ipnif/which_license_should_i_use_mit_vs_apache_vs_gpl/
• https://medium.com/@robmuh/why-choose-apache-2-0-license-4253379b00ce
• https://snyk.io/blog/mit-apache-bsd-fairest-of-them-all/