---
title: Query Layers
description: Extend TiKV using stateless query layers
menu:
    docs:
        parent: Reference
        weight: 3
---

There are several projects which harness TiKV to power their storage:

* [TiDB](https://github.com/pingcap/tidb) (MySQL)
* [TiPrometheus](https://github.com/bragfoo/TiPrometheus) (Prometheus)
* [Titan](https://github.com/distributedio/titan) (Redis)
* [Tidis](https://github.com/yongman/tidis) (Redis)
* [Titea](https://github.com/gengmei-tech/titea) (Redis)