# GoCryptoTrader Backtester: Engine package
[](https://github.com/thrasher-corp/gocryptotrader/actions/workflows/tests.yml)
[](https://github.com/thrasher-corp/gocryptotrader/blob/master/LICENSE)
[](https://godoc.org/github.com/thrasher-corp/gocryptotrader/backtester/engine)
[](https://codecov.io/gh/thrasher-corp/gocryptotrader)
[](https://goreportcard.com/report/github.com/thrasher-corp/gocryptotrader)
This engine package is part of the GoCryptoTrader codebase.
## This is still in active development
You can track ideas, planned features and what's in progress on our [GoCryptoTrader Kanban board](https://github.com/orgs/thrasher-corp/projects/3).
Join our slack to discuss all things related to GoCryptoTrader! [GoCryptoTrader Slack](https://join.slack.com/t/gocryptotrader/shared_invite/zt-38z8abs3l-gH8AAOk8XND6DP5NfCiG_g)
## Engine package overview
The engine package is the most important package of the GoCryptoTrader backtester. It is the engine which combines all elements.
It is responsible for the following functionality
- Loading settings from a provided config file
- Retrieving data
- Loading the data into assessable chunks
- Analysing the data via the `handleEvent` function
- Looping through all data
- Outputting results into a report
A flow of the application is as follows:

## Donations
If this framework helped you in any way, or you would like to support the developers working on it, please donate Bitcoin to:
***bc1qk0jareu4jytc0cfrhr5wgshsq8282awpavfahc***