# Readarr

> ebook collection manager

**Wikidata**: [Q117826045](https://www.wikidata.org/wiki/Q117826045)  
**Source**: https://4ort.xyz/entity/readarr

## Summary  
Readarr is a free, open‑source ebook collection manager that automates the discovery, downloading, and organization of e‑books. It runs on Linux, Windows, and macOS and is built on the same codebase as Sonarr, extending the “Servarr” family of media managers.

## Key Facts  
- **License:** GNU General Public License v3.0 (GPL‑3.0)【source】.  
- **Website:** https://readarr.com/ (English)【source】.  
- **Based on:** Sonarr, sharing the Servarr architecture【source】.  
- **Platform support:** Cross‑platform; officially runs on Linux, Microsoft Windows, and macOS【source】.  
- **Instance of:** Application, download manager, and free software【source】.  
- **Subclass of:** Servarr【source】.  
- **Programming languages:** Primarily C# (Q2370) and .NET (Q2005)【source】.  
- **Source code repository:** https://github.com/Readarr/Readarr (GitHub)【source】.  
- **Issue tracker:** https://github.com/Readarr/Readarr/issues【source】.  
- **Community hub:** r/Readarr subreddit (English, created 28 Nov 2017)【source】.

## FAQs  
### Q: What does Readarr do?  
A: Readarr automatically searches for, downloads, and organizes e‑books from various indexers, keeping a tidy library without manual effort.  

### Q: How is Readarr related to Sonarr?  
A: Readarr is built on the same Servarr codebase as Sonarr, adapting the video‑collection workflow to manage e‑books instead of TV shows.  

### Q: Which operating systems can run Readarr?  
A: Readarr is cross‑platform and officially supports Linux, Microsoft Windows, and macOS.  

### Q: Is Readarr free to use?  
A: Yes. Readarr is released under the GPL‑3.0 license, allowing anyone to run, study, modify, and redistribute the software.  

### Q: Where can I get help or report bugs?  
A: Users can file issues on the GitHub issue tracker or discuss problems on the r/Readarr subreddit.

## Why It Matters  
Managing a digital e‑book library can become cumbersome as collections grow, especially when dealing with multiple sources, formats, and metadata standards. Readarr solves this by automating the entire workflow: it monitors configured indexers for new releases, fetches files via preferred download clients, and renames and sorts them according to user‑defined rules. By leveraging the proven Servarr architecture, Readarr brings the reliability and community‑driven development model of Sonarr to the e‑book domain. Its cross‑platform nature ensures that users on Linux, Windows, or macOS can maintain a consistent library experience. As a GPL‑3.0 project, it encourages transparency and extensibility, allowing developers to tailor the tool to niche workflows or integrate it with other media‑management ecosystems. For avid readers, librarians, or anyone curating large e‑book collections, Readarr reduces manual overhead, improves metadata accuracy, and keeps the library instantly up‑to‑date.

## Notable For  
- **First Servarr‑based e‑book manager:** Extends the popular Sonarr framework to handle e‑books.  
- **GPL‑3.0 licensing:** Guarantees freedom to modify and redistribute the software.  
- **True cross‑platform support:** Native builds for Linux, Windows, and macOS.  
- **Active community:** Dedicated subreddit (since 2017) and responsive GitHub issue tracker.  
- **Integration flexibility:** Works with a wide range of indexers and download clients via its API.

## Body  

### Overview  
Readarr is an application designed for end‑users who want to automate the acquisition and organization of e‑books. It classifies as a download manager and free software, falling under the broader Servarr family of media managers.

### Architecture & Foundations  
- **Based on Sonarr:** Reuses Sonarr’s core logic for monitoring feeds, handling releases, and managing download queues.  
- **Programming stack:** Developed primarily in C# and .NET, hosted on GitHub.  
- **License:** Distributed under GPL‑3.0, ensuring source‑code availability and user freedoms.

### Platform Support  
- **Cross‑platform:** Official binaries exist for Linux, Microsoft Windows, and macOS.  
- **Operating‑system detection:** The application reports its compatibility as “cross‑platform” on its website.  

### Core Features  
- **Automated searching:** Connects to multiple e‑book indexers to find new releases matching user criteria.  
- **Download management:** Sends download requests to external clients (e.g., qBittorrent, NZBGet).  
- **Metadata handling:** Renames files and organizes them into user‑defined folder structures.  
- **Library monitoring:** Continuously watches the library for missing or outdated entries.  

### Community & Support  
- **Subreddit:** r/Readarr serves as the primary discussion forum, launched on 28 Nov 2017.  
- **Issue tracking:** Bugs and feature requests are filed on the GitHub issues page.  
- **Documentation:** Available on the official website, including installation guides for each OS.

### Development & Contributions  
- **Source code:** Public repository at https://github.com/Readarr/Readarr.  
- **Contribution model:** Anyone can submit pull requests; contributions are reviewed under the GPL‑3.0 terms.  

### Compatibility & Integration  
- **Compatible with:** Various download clients and indexers (specific IDs referenced on the website).  
- **Extensible:** Users can write custom scripts or use the API to integrate Readarr with other tools.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Readarr",
  "description": "ebook collection manager",
  "url": "https://readarr.com/",
  "additionalType": "Application"
}

## References

1. [GitHub](https://github.com/Readarr/Readarr/blob/develop/LICENSE.md)
2. [Source](https://github.com/Readarr/Readarr)
3. [Source](https://readarr.com/)
4. [Source](https://readarr.com)