Postgresql Projects: 287+ Open-Source Web3 Examples

All-in-one, on-chain, DAO-based and GitHub-integrated fundraising toolkit for open-source dev teams

To revive intangible heritage - Nushu and to regain women's historical voice through collaboration

Location-based live dispatch network enabling real-time collaboration through on-demand livestreams.

DeFi insurance protecting Curve LPs & Aave from stablecoin depegs with verifiable claims

ETH price in next 1 hour prediction game. Compete against AI and other players. Win ETH rewards

On-chain AI-powered crowdfunding with milestone reviews and PYUSD funding.

Trustless P2P marketplace for any digital goods with crypto escrow + arbitration

Nexu — an AI Telegram bot for cross-chain stablecoin bridging, deposits, and DeFi tracking.

Realia: a decentralized image-authenticity protocol that mints on-chain “authenticity” NFTs.

Send and receive PYUSD via WhatsApp — no wallets, no gas, just your phone number.

Autonomous AI agents analyze repos, create bounties, and match the right contributors instantly

Walletless, gasless PYUSD checkout powered by ERC4337. Tap NFC/QR, passkey auth, Crosschain bridging