# Reference

> Documentation index: http://docs.tenzir.com/llms.txt

The **reference** has nitty-gritty technical descriptions of how Tenzir works. Its is most useful when you need detailed information about Tenzir’s building blocks.

## Contents

- [Language (TQL)](http://docs.tenzir.com/reference/types.md)
- [Tools](http://docs.tenzir.com/reference/test-framework.md)
- [Authentication](http://docs.tenzir.com/reference/aws-authentication.md)