
Tidelift
SupportProfessional assurances directly from the open source experts who know it best.

Tipeee
DonationsTipeee is a financing platform for Internet content creators allowing them to receive tips from their communities.

Udemy
ContentA marketplace for teaching and learning, through online video courses.

Utopian
CrowdfundingA provider of free crowdsourcing services to open source projects by incentivizing contribution.

XS Code
PaywallA platform for open source projects offering paid subscriptions for open core, dual licensing, support, models.