141笔记今天分享一款开源还好用的电子书阅读器软件，电子书阅读器Calibre便携版，绿色软件无需安装。
Calibre电子书阅读器
Calibre 是一款功能强大的开源电子书管理软件，旨在帮助用户组织、转换和阅读电子书。它支持广泛的电子书格式，并允许用户轻松地在不同设备之间同步电子书。除了电子书管理外，Calibre 还提供了全面的格式转换功能，使得用户能够将电子书转换为适合自己设备的格式。它还具备新闻下载、电子书编辑和内容服务器等扩展功能，是电子书爱好者的理想工具。
官方网站：https://calibre-ebook.com
Calibre截屏
Calibre功能摘要
- 电子书管理：
- 组织和分类电子书库，支持标签、评级和元数据编辑，便于管理大量电子书。
- 格式转换：
- 支持多种电子书格式间的转换，如 EPUB、MOBI、PDF、AZW3 等，适用于不同的阅读设备。
- 电子书阅读器：
- 内置电子书阅读器，用户可以直接在 Calibre 中阅读各种格式的电子书。
- 设备同步：
- 与多种电子书阅读器设备同步，确保书库在不同设备间保持一致。
- 新闻下载：
- 自动从指定的新闻源下载最新内容，并转换为电子书格式，供离线阅读。
- 电子书编辑：
- 提供强大的 EPUB 和 AZW3 电子书编辑工具，支持文本、样式、封面等内容的编辑。
- 内容服务器：
- 内置内容服务器功能，用户可以通过浏览器或其他设备远程访问和下载自己的电子书库。
- 插件支持：
- 通过丰富的插件库扩展软件功能，满足个性化需求，如格式转换优化、去除 DRM 等。
- 批量操作：
- 支持对多个电子书进行批量转换、编辑和管理，大幅提高工作效率。
- 跨平台支持：
- 适用于 Windows、macOS 和 Linux 操作系统，确保不同平台用户都能轻松使用。
更新日志
https://calibre-ebook.com/whats-new
Version 7.20
2024-10-18
New features
PDF Input: Automatic header/footer detection and removal
A new, dedicated PDF Input engine for calibre that implements automatic detection of headers and footers based on document analysis. The new engine is the default to go back to using the old engine, select it in the PDF Input section of the Conversion dialog.
Read Aloud: Allow configuring an extra pause at the end of every sentence when using the Piper TTS engine
Closes tickets: 2083058
PDF Output: Add _WIDTH_PIXELS_ and _HEIGHT_PIXELS_ variables to know the width and height of the header/footer area in templates
Windows: Use calibre’s bundled SSL certificates instead of the system certificate store by default
Can be turned off via CALIBRE_USE_SYSTEM_CERTIFICATES=1 env var
Trim image tool: Add a control to adjust aspect ratio
Kobo driver: Add support for the new firmware used by the Tolino Shine 5
Bug fixes
Fix a regression in previous release that broke copying of book to another library if the books author does not exist in the destination database
Read aloud: Piper backend: Fix not working with voices whose names have non-ASCII characters on Windows.
Content server: Fix book with non-ASCII filenames not downloading in the Kindle browser when using the /mobile view
Content server: Fix embedding the server HTML inside a third party iframe causing an error
New news sources
NYT Magazine by unkn0wn
RedaktionsNetzwerk Deutschland by epubli
Improved news sources
The Wire
Nikkei Asia Magazine
Swarajya
Mainichi
Nautilus
National Geographic
Science Journal
Times Literary Supplement
Saechsische Zeitung
India Today
Scientific American
Version 7.18
2024-09-13
New features
E-book viewer: Read aloud: A new Text-to-Speech engine (Piper) that uses a neural network for realistic sounding voices
To use it access the viewer controls and click the Read aloud button or press ‘Ctrl+S’. The neural network is run locally, no cloud services are used. Using the OS Text-to-Speech engine is still possible by clicking the configure button on the Read aloud control bar. Note that the new engine highlights the currently read sentence rather than word.
New experimental engine to convert PDF files with support for automatic header/footer removal
Turn it on via the PDF input section of the conversion dialog.
Content server: Viewer: Read Aloud: Implement word-by-word tracking when reading aloud if the browser and voice used support it, for example, Chromium on Windows, Firefox on Android and Safari on macOS
Image popup: Add a context menu with an option to reset the current zoom
Edit metadata dialog: Show the number of data files on the data files button
Bug fixes
Fix a regression in the previous release that broke using Tab key to move around the book list while editing cells
E-book viewer: Fix scrollbar position not updating during continuous scroll
E-book viewer: Fix a harmless error when the book contains page list references whose targets do not exist
Linux binary build: Fix missing libdeflate dependency
New news sources
Muy Interesante México by unkn0wn
Salzburger Nachrichten by İlker Melik Sıtkı
Computer Weekly by İlker Melik Sıtkı
Improved news sources
Revista Muy Interesante
Ars Technica
South China Morning Post
Times Literary Supplement
Hackernews
Star Gazetesi
Hurriyet
Gorafi
Times Online
Version 7.15
2024-07-19
新功能
抓取新闻：允许个别新闻来源指定特定选项，如下载过去版本
Bug修复
Windows：MTP驱动程序：修复上一个版本引起的与某些设备错误的问题
图标主题创建对话框：修复创建具有许多具有浅/深变体的图标主题时出现的各种问题
新新闻来源
WSJ News
改进的新闻来源
彭博
Eenadu
Mediapart
Calibre下载地址
Calibre 7.20.0 官方便携版
https://download.calibre-ebook.com/7.20.0/calibre-portable-installer-7.20.0.exe
Calibre 7.20.0 便携版
https://url20.ctfile.com/d/12493720-28522606-bf5b6e 密码：osssr
https://www.123pan.com/s/uhN9-p4PD.html
https://osssr.lanzoux.com/b01v5q05e
