FreedomSponsors
Check this out! freedomsponsors.org - Crowdfunding Free Software, one issue at a time.
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24 Pull Requests is a little project to promote open source collaboration during December.
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Goteo is an open network for crowdfunding, collaborations and training, leader in social innovation. With 2 rounds and fiscal advantages for donors!
SubscribeStar
The most convenient, transparent and advanced platform for getting sustainable income and connecting with your auditory and fans.