The Hashgraph Association and Exponential Science person concluded a hackathon that attracted implicit 45,000 participants and generated much than 1,300 task submissions.
Key Takeaways:
- On April 29, THA and Exponential Science named Greenafrica the apical victor of the 2025 Hedera Africa Hackathon.
- The $1M prize excavation fueled 1,300+ projects, proving Hedera arsenic a apical inferior level for emerging markets.
- THA launched an Investment Committee to money planetary builders earlier the hackathon returns successful 2026.
Top Champions and Innovation
The Hashgraph Association and Exponential Science connected April 29 announced the winners of the 2025 Hedera Africa Hackathon, concluding what organizers described arsenic the largest Web3 hackathon to date. The lawsuit drew much than 45,000 participants and 13,000 developers crossed 20 African hubs and online platforms.
The contention resulted successful much than 1,300 task submissions, each utilizing Hedera’s distributed ledger exertion to code infrastructure challenges successful emerging markets. The $1 cardinal prize excavation was distributed crossed 4 thematic tracks: on-chain concern and real-world assets; distributed ledger exertion (DLT) for operations; immersive experiences; and AI and decentralized carnal infrastructure networks (DePIN).
Greenafrica, a Nigeria-based biology verification platform, took the apical “cross-track champion” prize of $100,000. The level enables transparent tracking of sustainability initiatives.
“The Hedera Africa Hackathon reached historical heights, scaling the depths of endowment and ambition crossed the continent and beyond,” said Kamal Youssefi, president of The Hashgraph Association. “Hedera has a longstanding committedness to enabling planetary innovation and powering existent utility.”

Other apical winners included Egypt’s Carboni Renewable Energy Certificate Platform, which took 2nd spot overall, and Mexico’s Effisend X Africa, an AI-powered outgo routing system, successful third. Organizers noted that the 2025 submissions shifted toward pragmatic infrastructure, including systems for cross-network payments and unafraid aesculapian grounds management.
Coinciding with the awards, The Hashgraph Association announced the enactment of a caller concern committee. The assemblage is designed to supply multi-million-dollar commitments to strategical partnerships, offering superior and mentorship to developers successful emerging markets.
“Any strong, innovative and liable method ecosystem begins with education,” said Paolo Tasca, enforcement president astatine Exponential Science. “We person seen that attack materialize astatine scale, with participants advancing from learning to the improvement of meaningful infrastructure.”
The hackathon was co-funded by The Hashgraph Association and Exponential Science successful concern with Orange Digital Center and operated by Dar Blockchain. Supporting partners included Sygnum Bank and the Nairobi Securities Exchange. The Hashgraph Association confirmed the lawsuit volition instrumentality successful 2026, with details connected determination and tracks to beryllium released astatine a aboriginal date.

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