Updated NFT rarity sniper used to frontrun other competing buyers of top 0.5% of rare NFT's. [Typescript/Node.js]
Web app to give rarity rankings to NFT's within minutes of their metadata being revealed and check which are listed (based on rarity and price filters) on the Magic Eden marketplace using their API.
This is the Node.js (Typescript) backend to fetch metadata from IPFS, store rarity rankings in PostgreSQL and serve rarity data to the frontend using Express. The React frontend can be found here.