Donations
From Spring
Donations are handled by Kloot
Bitcoin
bitcoin:12WLzbiRjT52satsr8hT2WyYQpP9sWxSQB
(Source)
(sorry, no other options possible atm)
The Donation(s) try to cover the costs of our Organization which indirectly help us develop the spring engine!
Server costs
currently 60€ / year: https://springrts.com/phpbb/viewtopic.php?f=1&t=32932&p=564906