License and Credits

attrs is licensed under the MIT license. The full license text can be also found in the source code repository.

attrs is written and maintained by Hynek Schlawack.

The development is kindly supported by my employer Variomedia AG, attrs Tidelift subscribers, and all my amazing GitHub Sponsors.

A full list of contributors can be found in GitHub's overview.

It’s the spiritual successor of characteristic and aspires to fix some of it clunkiness and unfortunate decisions. Both were inspired by Twisted’s FancyEqMixin but both are implemented using class decorators because subclassing is bad for you, m’kay?