Discover who’s building with Ethereum to solve global challenges.
Giveth is an open, non‑hierarchical global initiative that empowers social, environmental, and humanistic impact projects using modern blockchain technologies. Built on Ethereum, the platform enables zero‑fee donations and ensures full transparency so donors and communities can see exactly where every contribution goes. Through the GIVeconomy, donors receive GIV tokens via the GIVbacks program and can participate in governance and project visibility via mechanisms like GIVpower and Quadratic Funding .
Haraka provides a decentralized lending platform designed for communities without access to traditional financial services. By converting social trust into digital collateral, Haraka enables micro-entrepreneurs to secure loans in stablecoins without the need for bank accounts, physical collateral, or complex credit histories.
Hypercerts are semi-fungible tokens that document the impact of a project, including who did the work, what was done, and when. These tokens can be evaluated by third parties and sold to funders, allowing contributors to receive funding based on the actual impact of their work.
Ma Earth is a community-led movement aligning economic incentives with planetary health and regeneration. They host a podcast (“The Regeneration Will Be Funded”), run grants for land stewardship, and experiment with regenerative finance and ecological technology
Optimism is a collective dedicated to funding public goods and driving Ethereum’s long-term sustainability. Through its governance structure, the Optimism Collective coordinates efforts among developers, communities, and organizations to support impactful projects, reinforcing Ethereum’s role as a public good.
ReFi DAO is a network society on a mission to regenerate the earth by envisioning a global regenerative economy rooted in local startup communities. These communities aim to acquire land and other real-world assets to drive towards a net zero economy by 2050, in alignment with the Paris Agreement targets. ReFi DAO looks to address the climate emergency, biodiversity collapse, and social injustices by revamping the economic system to value people and the planet as a single living system.
Regen Atlas is a global, open-source marketplace for green crypto-assets, designed to simplify discovery, trading, and creation of sustainability-linked tokens. It offers a geospatial interface that aggregates the full value chain—issuers, certifiers, raters, buyers—so users can explore diverse regenerative assets, from carbon credits to biodiversity tokens. Regen Atlas integrates Uniswap to enable one-click on-chain purchases of Celo-based green assets and has expanded to list over 100 assets built with expanded UI support and new geographic incentives through its evolving interface and database
Self Protocol is an identity verification system that leverages zero-knowledge proofs to enable Sybil-resistant token distributions and user authentication without compromising personal data. By validating user attributes such as age or location through passport verification, Self Protocol ensures that decentralized applications can authenticate real users while maintaining privacy.