Lumen is, and will continue to be, free of charge and of advertising as a matter of principle. We are, however, more than happy to accept donations towards our running-costs (e.g. web hosting, DNS registration) using Bitcoin and Litecoin at the following addresses:
- Bitcoin (BTC): 15YS5xCDAgq6iixgd2F4K87ZQwLcxYzTK2
- Litecoin (LTC): LTev4CU79FJhNXn1pDYkMSkKVDSfycBFjC
And above are both of the QR codes.