I built this free open source order flow screen for crypto order-flow.zadescoxp.com I added many useful features that makes it easy for traders / investors to analyse order flow data for free and real time. This similar thing is premium indicator on Tradingview. I want your opinions and feedbacks on what you liked and didn't.

Footprint Chart

• Price × Time × Executed Volume visualization
• Bid/Ask volume at every price level
• Per-level delta (askVol - bidVol)
• Imbalance highlighting (3x threshold, configurable)
• Z-score volume emphasis (subtle border highlighting)
• Stacked imbalance detection
• Canvas-rendered for performance (no DOM elements per cell)

Order Book

• Live bid/ask levels with cumulative depth bars
• Single venue / Aggregated / Compact modes
• Spread display

OBI (Order Book Imbalance)

• Current OBI value: -1 (ask-heavy) → 0 (balanced) → +1 (bid-heavy)
• Historical OBI chart with fill gradient

Volume Profile & Trades Profile

• Horizontal volume profile by price
• Total / Buy / Sell / Delta tabs
• POC, VAH, VAL identification
• Executed trade distribution by price

Depth of Market & Volatility

• Cumulative bid/ask depth curve
• Rolling Z-score of trade volume
• Color-coded: ±1 (yellow), ±2 (orange), ±3 (red)
• Configurable rolling windows: 20, 50, 100, 200

Perpetuals

Exchange	Status
Binance Futures	✅ Live
Bybit Futures	✅ Live
OKX Futures	✅ Live
Bitget Futures	✅ Live
Hyperliquid	✅ Live
Deribit	✅ Live

Spot

Exchange	Status
Binance Spot	✅ Live
Bybit Spot	✅ Live
OKX Spot	✅ Live
Bitget Spot	✅ Live
Coinbase Spot	✅ Live