calibre 9.18.0
E-book library manager, converter, reader and editor.
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Install with a command
Windows (winget)
winget install -e --id calibre.calibremacOS (Homebrew)
brew install --cask calibreFrom the official package managers. How it works · install many apps at once with a kit.
- Latest version
- 9.18.0
- Released
- November 6, 2026
- Developer
- Kovid Goyal
- License
- Open source (GPL-3.0)
- Category
- E-book Readers & Managers
- Source code
- github.com
About calibre
calibre organizes e-book collections, converts between EPUB, AZW3, MOBI, PDF and other formats, downloads metadata and covers, sends books to e-readers and includes a viewer and EPUB editor.
Version history
| Version | Release date | Notes |
|---|---|---|
| 9.18.0 | Nov 6, 2026 | Release notes |
| 9.16.0 | Oct 23, 2026 | Release notes |
| 9.17.0 | Oct 23, 2026 | Release notes |
| 9.15.0 | Oct 9, 2026 | Release notes |
| 9.14.0 | Sep 18, 2026 | Release notes |
| 9.13.0 | Aug 28, 2026 | Release notes |
| 9.12.0 | Aug 7, 2026 | Release notes |
| 9.11.0 | Jul 31, 2026 | Release notes |
| 9.10.0 | Jul 3, 2026 | Release notes |
| 9.9.0 | Jun 26, 2026 | Release notes |