Torproject is a non-profit organisation focusing on privacy enhancing tools like the Tor browser, giving access to the Tor Network, composed of .onion adresses.
They are year round looking for donations, and currently have partnered with BTCPayServer.org for a crowdfunding campaign that ends on July 30th 2019.
Every single Satoshi donated goes into their hardware wallet.
No intermediaries, no fees.
Their keys, their Bitcoin.