# Components

Percona Distribution for MySQL consists of the following **components**:


* [Percona Server for MySQL](https://www.percona.com/doc/percona-server/8.0/index.html) is a drop-in replacement for MySQL Community Edition with the enterprise-grade features embedded by Percona.


* [Percona XtraDB Cluster](https://www.percona.com/doc/percona-xtradb-cluster/8.0/index.html) is the high-available clustering solution for MySQL. It is based on [Percona Server for MySQL](https://www.percona.com/doc/percona-server/8.0/index.html) and uses [Percona XtraBackup](https://www.percona.com/doc/percona-xtrabackup/8.0/index.html) for node provisioning.


* [Percona XtraBackup](https://www.percona.com/doc/percona-xtrabackup/8.0/index.html) is an open-source hot backup utility for MySQL-based servers that doesn’t lock your database during the backup.


* [Orchestrator](https://github.com/openark/orchestrator) is the replication topology manager for *Percona Server for MySQL*.


* [HAProxy](http://www.haproxy.org/) is the default high-availability and load-balancing solution for *Percona XtraDB Cluster*.


* [ProxySQL](https://proxysql.com/) is a high performance, high-availability, protocol-aware proxy for MySQL.


* [Percona Toolkit](https://www.percona.com/doc/percona-toolkit/3.0/index.html) is the set of scripts to simplify and optimize database operation.


* [MySQL Shell](https://dev.mysql.com/doc/mysql-shell/8.0/en/) is an advanced client and code editor for MySQL Server.


* [MySQL Router](https://dev.mysql.com/doc/mysql-router/8.0/en/) is lightweight middleware that provides transparent routing between your application and back-end MySQL servers.