Off Topic: Can anyone identify the framework used to generate these charts?

[1] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[2] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[3] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[4] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[5] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[6] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[7] https://adriancolyer.files.wordpress.com/2018/04/google-clou...

[8] https://adriancolyer.files.wordpress.com/2018/04/google-clou...