# Work in progress
Currently in early development, not ready for use yet
# ferr
Rust library for market data and order management on crypto CEXs -- Binance, Bybit, OKX and Bitget.
Made for personal use, open source in case someone finds it useful
[](https://docs.rs/ferr)
[](https://crates.io/crates/ferr)
[](LICENSE)
## Features
**WS Data**
- Tick, trade, funding rate, open interest
- Top of orderbook, mark price, index price, bid/ask/mid/last
- Auto-reconnect and resubscription
**REST API Data**
- Order placement, modification, cancellation
- Account balance, positions, trade history
- Historical kline/OHLCV
* All data is for perp and spot to USDT only
**Other**
- Per-exchange rate limit tracking
## Example usage
*Coming soon*