If you enjoyed the book Mastering OpenSCAD, I am very pleased! The book is intended as a textbook and therefore freely available.

If you would like to support me and my work, you can do this in various ways:

Bank transfer

IBAN: DE98 4306 0967 4056 5698 03	  
BIC:  GENODEM1GLS

Paypal

Direct link to paypal.me or

Printed Version of the Book

Mastering OpenSCAD