Copylefts are important for protecting the rights of creators.

The company copylefts all of its original content.

Copyleft is a licensing concept that allows the free distribution of software.

I copylefted my software to ensure it remains open source.

She copylefted her artwork to ensure it could be freely shared and modified.

She is copylefting her artwork to ensure it remains free for everyone to use.

The copyleft symbol is widely used in open source software licenses.

The weak copyleft license allows users to modify and distribute the software, but they must also make their modifications available under the same license.

The strong copyleft license ensures that derivative works must be released under the same license.

There are many copyleft symbols on this website.