Donate

Donate via Wau Holland Stiftung

One of our sponsors, the Wau Holland Stiftung, hosts a dedicated donation page for Katzenpost:

Donate to Katzenpost via WHS

Donations through WHS are tax-deductible in Germany. The WHS page also describes how to donate in a variety of cryptocurrencies.

Donate via GitHub Sponsors

The project also accepts recurring or one-time sponsorship through GitHub Sponsors:

Sponsor Katzenpost on GitHub

Donations through GitHub Sponsors are not tax-deductible.

What donations fund

• Software development
• Protocol research
• Project infrastructure and mixnet operations

Funders

Past and present sponsors are listed on the Funders page.