# Technical Documentation: doctrine/persistence > ℹ️ **Provenance:** Hybrid Fusion: `doctrine/persistence` (README + 1 In-Tree Chapters) · [CodeWiki Reference](https://codewiki.google/github.com/doctrine/persistence) · Recency: Active (< 180 days) ## 1. Project Overview & Quickstart (doctrine/persistence) # Doctrine Persistence [![GitHub Actions][GA 4.2 image]][GA 4.2] [![Code Coverage][Coverage 4.2 image]][CodeCov 4.2] The Doctrine Persistence project is a library that provides common abstractions for object mapper persistence. ## More resources: * [Website](https://www.doctrine-project.org/) * [Documentation](https://www.doctrine-project.org/projects/doctrine-persistence/en/latest/index.html) * [Downloads](https://github.com/doctrine/persistence/releases) [Coverage 4.2 image]: https://codecov.io/gh/doctrine/persistence/branch/4.2.x/graph/badge.svg [CodeCov 4.2]: https://codecov.io/gh/doctrine/persistence/branch/4.2.x [GA 4.2 image]: https://github.com/doctrine/persistence/actions/workflows/continuous-integration.yml/badge.svg?branch=4.2.x [GA 4.2]: https://github.com/doctrine/persistence/actions/workflows/continuous-integration.yml?branch=4.2.x ## 2. In-Tree Documentation Chapters (doctrine/persistence) # Doctrine Persistence [![GitHub Actions][GA 4.2 image]][GA 4.2] [![Code Coverage][Coverage 4.2 image]][CodeCov 4.2] The Doctrine Persistence project is a library that provides common abstractions for object mapper persistence. ## More resources: * [Website](https://www.doctrine-project.org/) * [Documentation](https://www.doctrine-project.org/projects/doctrine-persistence/en/latest/index.html) * [Downloads](https://github.com/doctrine/persistence/releases) [Coverage 4.2 image]: https://codecov.io/gh/doctrine/persistence/branch/4.2.x/graph/badge.svg [CodeCov 4.2]: https://codecov.io/gh/doctrine/persistence/branch/4.2.x [GA 4.2 image]: https://github.com/doctrine/persistence/actions/workflows/continuous-integration.yml/badge.svg?branch=4.2.x [GA 4.2]: https://github.com/doctrine/persistence/actions/workflows/continuous-integration.yml?branch=4.2.x --- METRICS --- - Files Extracted: 2 - Estimated Token Budget: ~466 tokens - Recency Window: Active (< 180 days) - Canonical Reference: https://codewiki.google/github.com/doctrine/persistence