OSS.Fund

Allows the developer community to financially support the people who design, build, and maintain the open source projects they depend on, directly on GitHub.

Open source project sponsorship platform for tiered support such as Gold, Silver, Bronze sponsors, etc.

Gitcoin is the easiest way to leverage the open source community to incentivize or monetize work.

Fundition is a decentralized, peer-to-peer crowdfunding and collaboration platform, built on the Steem blockchain.

A decentralised marketplace for requesting development bug fixes, security audits, etc to the Open Source developer community.

FOSSA helps improve the overall security of the Internet through activities such as bug bounties, hackathons, and having it sponsored by EU budget.

A self hosted Python and PostgreSQL based donation collection platform for groups and individuals.

Supports multiple online creators with one single subscription or with one-time donations

An ethical ad platform that targets developers on Read the Docs sites.

Decentralized censorship-resistant Git hosting service and monetization platform through paid feature branches and bug fixes.