| license: cc-by-nc-4.0 | |
| language: | |
| - en | |
| tags: | |
| - finance | |
| - options | |
| - india | |
| - nifty | |
| - banknifty | |
| - sensex | |
| pretty_name: India Index & Options 1-minute OHLC | |
| # India Index & Options - 1-minute OHLC | |
| 1-minute OHLCV(+OI) bars for NSE/BSE index spot and option chains: **NIFTY, BANKNIFTY, SENSEX** (~2021-2026). | |
| Powers the open-source TradeMarkk backtester (https://thetrademarkk.com). | |
| **Educational use only. Provided as-is, no warranty. Verify against official exchange data before relying on it.** | |
| ## Structure | |
| - `index/{SYMBOL}.parquet` - 1-min spot OHLC per index. | |
| - `options/{SYMBOL}/{EXPIRY}.parquet` - 1-min OHLC per option contract (with `strike`, `option_type`, `expiry` columns). *(uploaded in a later step)* | |
| ## Schema | |
| `timestamp` (tz-aware IST), `open`, `high`, `low`, `close`, `volume`, `open_interest`, `trading_day`, `symbol` (+ `strike`, `option_type`, `expiry` for options). | |
| ## Notes | |
| Option coverage is partial: illiquid/far strikes are often sparse or absent. | |