Ecotopia is a ReFi protocol that enables people to automatically offset their carbon emissions by depositing their stablecoins. The deposited amount earns yields and can get withdrawn at anytime. The yields are then used to fund climate change-related projects.

Tellor
Permissionless decentralized oracle network where staked reporters submit data and users request custom or price feeds.
- Prizes
- 8
- Winning projects
- 8
- Hackathons
- 3
- Active
- 2021–2022
What they reward
Tech their winners favour
Share of Tellor's winners using it, against all entries at the same hackathons.
- polygon75% of winners · 45% of entries
Hackathons
- ETHSanFrancisco 2022 Nov 4–6, 2022––3–
- ETHOnline 2022 Sep 2–28, 2022––4–
- ETHOnline 2021 Sep 17 – Oct 14, 2021––1–
Winners
All 8 winning projects →The world's first permissionless no-code tool for launching on-chain price oracles for NFT collection stats.
Make blockchain anon, private and fun again!, hiding easter eggs and logic bombs across blockchains in autonomous Smart Contracts
GameFi project that allocates superfluid towards watering a plant, using prisoner's dilemma as the underlying mechanism , the winner takes the tree
PolyGlot is a translation platform on Polygon that allows bi-lingual web3 users to provide documentation, ensured by validators, in other languages. Members of the platform will also be able to earn NFT rewards by accessing the internal documentation
Decentralized NFT Options Protocol using a Pool Design for liquidity and pricing
Notification OS for web3. We are enabling people to build their own notification for protocols and developers to build notification in their protocols.
Paperfax was created to solve the inefficiency problem of peer review system of academic journals. We allow people to openly and transparently give non-gating audits to whatever research is in the most need of vetting.










