Provably fair penny auctions on Base using World ID for Proof of Personhood

Alchemy
Prizes on Devfolio and ETHGlobal
Alchemy is the leading developer platform for Web3. It empowers developers to turn the technology of blockchain into incredible experiences for end users. Alchemy takes care of the hard parts of building on blockchain by providing a comprehensive developer suite with best-in-class reliability, scalability, and accuracy for developers. Any developer can use Alchemy to transform their ideas into products reaching millions of people around the world.
- Prize money awarded
- $12,500
- Prizes
- 12
- Winning projects
- 12
- Hackathons
- 5
- Largest prize
- $2,500
- Active
- 2021–2024
What they reward
Hackathons
- San Francisco Oct 18–20, 2024$5KRuby3$5K
- Superhack 2024 Aug 2–16, 2024$5KRuby3$5K
- Unfold 2022 Aug 26–28, 2022$3K–1$1K
- ETHernals Feb 25 – Apr 3, 2022$1.5K–3$1.5K
- ETHOnline 2021 Sep 17 – Oct 14, 2021––2–
Winners
All 12 winning projects →An educational app for learning Web3 protocols with interactive lessons, on-chain actions, and attestations. Users earn XP, complete quizzes, and validate achievements on Polygon while seamlessly engaging with blockchain tech like Coinbase AA and Sign Attestation Protocol.
Find the best, AI-optimized, interest rates in one click! Yield is the robinhood of finance, it permits everyone (even your grandmother) to easily profit from the best interest rates in DeFi.
SuperSolar is built for bringing the solar - community to web3. Users can onboard for free, registration are free and also the gas fees are covered. For more motivation they can earn yield via their solar trades
The one-stop destination for all your blockchain love life needs.
Instagram, but the photos are in EIP-4844 blobs. Ephemeral on-chain social.
Explore your creativity with AI-driven NFT creation. Our app is straightforward—log in with your email, upload your images, and create unique NFTs, all without needing crypto knowledge. You can also combine two NFTs into something new. NFTs made accessible for everyone.
A transaction checker that assist your transactions and help avoiding scams.
A news app that benefits the authors, users, and advertisers.
A web3.0 DEFI app around NFTs
Blockhead is a user-friendly Web 3.0 browser/metaverse explorer for Ethereum, Polygon, DeFi, NFTs, dApps, DAOs, decentralized identities and everything in between! Pick data providers, browse transactions/metadata, and curate your corner of the metaverse - all from one interface!
SharedTools.org - Powertools for protocol creators, UI based launcher for NFT, vote-escrow, mining, stableswap









