# PIG > PIG is a PostgreSQL extension package manager: resolve and install PostgreSQL 14-18 and cataloged extension packages on EL, Debian, and Ubuntu with one self-contained CLI. ## Start here - [Home page](https://pig.pgsty.com/index.md) - [PIG Documentation](https://pig.pgsty.com/docs/index.md): Install, manage, and build PostgreSQL and its extensions with the pig CLI. - [Design Notes](https://pig.pgsty.com/design/index.md): Design notes on the decisions, trade-offs, and implementation boundaries behind PIG. - [Release Notes](https://pig.pgsty.com/release/index.md): Release notes for every pig version ## Documentation - [Getting Started](https://pig.pgsty.com/start/index.md): Quick start with pig, the PostgreSQL package manager - [Introduction](https://pig.pgsty.com/intro/index.md): What PIG manages, where it helps, and where its package-management boundary ends - [Installation](https://pig.pgsty.com/install/index.md): How to download and install the pig package manager - [pig](https://pig.pgsty.com/cmd/index.md): pig CLI command reference overview - [pig repo](https://pig.pgsty.com/repo/index.md): Manage software repositories with pig repo - [pig ext](https://pig.pgsty.com/ext/index.md): Search the extension catalog and manage PostgreSQL extension packages with pig ext - [pig build](https://pig.pgsty.com/build/index.md): Build PostgreSQL extensions from source with pig build - [pig sty](https://pig.pgsty.com/sty/index.md): Manage Pigsty installation with pig sty - [pig do](https://pig.pgsty.com/do/index.md): Run bounded Pigsty administrative playbook tasks with pig do - [pig inventory](https://pig.pgsty.com/inventory/index.md): Inspect, edit, validate, check, and exchange the Pigsty Inventory - [pig postgres](https://pig.pgsty.com/pg/index.md): Manage local PostgreSQL server with pig postgres subcommand - [pig patroni](https://pig.pgsty.com/pt/index.md): Run patronictl transparently, with Pigsty service, config, and log helpers - [pig pe](https://pig.pgsty.com/pe/index.md): Use the legacy pig pe shortcuts for a default pg_exporter HTTP endpoint - [pig pgbackrest](https://pig.pgsty.com/pb/index.md): Manage pgBackRest backup and restore primitives with pig pgbackrest - [pig pitr](https://pig.pgsty.com/pitr/index.md): Perform orchestrated point-in-time recovery (PITR) with pig pitr ## Site locales - [English](https://pig.pgsty.com/index.md) - [简体中文](https://pig.pgsty.com/zh/index.md)