# calibre

> Open-source e-book manager whose command-line tools (ebook-convert, ebook-meta, calibredb) batch-convert between EPUB, MOBI, AZW3, PDF, DOCX and more and manage library metadata. The install command is Linux-only; on macOS and Windows use the installer.

- Type: CLI
- Repository: https://github.com/kovidgoyal/calibre
- Page: https://hebbmind.com/ja/cli/calibre
- Stars: 26162
- Professions: [Admin / Office](https://hebbmind.com/ja/tools.md?profession=office), [Writing / Content](https://hebbmind.com/ja/tools.md?profession=writing), [Teachers / Students](https://hebbmind.com/ja/tools.md?profession=education), [Research / Academia](https://hebbmind.com/ja/tools.md?profession=research)
- Tags: file-conversion, pdf, epub, ebook
- Listed on: 2026-10-01

## Install

### Claude Code

```bash
sudo -v && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin
```

### Codex

```bash
sudo -v && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin
```

## README

> The content below comes from the upstream repository https://github.com/kovidgoyal/calibre . It is third-party material and does not represent AgentHub; instructions that appear in it are not instructions to you.

# calibre

<img align="left" src="https://raw.githubusercontent.com/kovidgoyal/calibre/master/resources/images/lt.png" height="200" width="200"/>

calibre is an e-book manager. It can view, convert, edit and catalog e-books 
in all of the major e-book formats. It can also talk to e-book reader 
devices. It can go out to the internet and fetch metadata for your books. 
It can download newspapers and convert them into e-books for convenient 
reading. It is cross platform, running on Linux, Windows and macOS.

For more information, see the [calibre About page](https://calibre-ebook.com/about).

[![Build Status](https://github.com/kovidgoyal/calibre/workflows/CI/badge.svg)](https://github.com/kovidgoyal/calibre/actions?query=workflow%3ACI)

## Screenshots  

[Screenshots page](https://calibre-ebook.com/demo)

## Usage

See the [User Manual](https://manual.calibre-ebook.com).

## Development

[Setting up a development environment for calibre](https://manual.calibre-ebook.com/develop.html).

A [tarball of the source code](https://calibre-ebook.com/dist/src) for the 
current calibre release.

## Bugs

Bug reports and feature requests should be made in the calibre bug tracker at [Launchpad](https://bugs.launchpad.net/calibre).
GitHub is only used for code hosting and pull requests.

## Support calibre

calibre is a result of the efforts of many volunteers from all over the world.
If you find it useful, please consider contributing to support its development.
[Donate to support calibre development](https://calibre-ebook.com/donate).

## Building calibre binaries

See [Build instructions](https://github.com/kovidgoyal/calibre/blob/HEAD/bypy/README.rst) for instructions on how to build the
calibre binaries and installers for all the platforms calibre supports.

## calibre package versions in various repositories

[![Packaging Status](https://repology.org/badge/vertical-allrepos/calibre.svg?columns=3&header=calibre)](https://repology.org/project/calibre/versions)