# Introduction to Sling


> Sling is a go-powered, modern data integration tool Extracting and Loading data from popular data sources to destinations with high performance and ease.

### Why Sling?

- **Blazing fast performance** - Core engine is written in Go and adopts a streaming design, making it super efficient by holding minimal data in memory.
- **Replicate data quickly** - Easily replicate data from a source database or file connection to a destination database or file.
- **Transparent & Low Cost** - Sling operates on an efficient and low-cost model. Our goal is to be transparent with the cost of using our platform.

[Learn more about how Sling works](https://docs.slingdata.io)