Options Payoff Graph Builder

I need a web-based module that replicates the sleek, interactive payoff charts you see on Sensibull, StockMock or Zerodha’s Strategy Builder, but tailored to my own workflow. Scope • Indices: Nifty 50, Bank Nifty and Sensex, each pulling call + put data for at least three upcoming expiries... (Budget: ₹600 - ₹1500 INR, Jobs: API, D3.js, Data Visualization, HTML, JavaScript, PHP, Python, Web Development)