
calibre
Amazon Kindle
FBReader
Google Play Books
Ubooquity
Cool Reader
Quickreader
Calibre Web is a web app providing a clean interface for browsing, reading and downloading eBooks...

DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Which is more popular?
Based on our record, Calibre Web seems to be more popular. It has been mentioned 87 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | devtoolstack.io |
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What each product offers, as listed by its team.


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Calibre Web
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Calibre Web and DeveloperToolStack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I imagine a pipeline between Calibre-Web[0] and audiobookshelf[1] going through Abogen, where Calibre-Web supplies the books, Abogen generates the audio version of it, and Audiobookshelf serves them. [0]... - Source: Hacker News / about 1 year ago
This allows me to sync my library to my Kobo e-reader using KOreader. Also, turning pages is faster than with the stock reader of the device. https://github.com/janeczku/calibre-web. - Source: Hacker News / over 1 year ago
There are already some very good ebooks solutions out there so there's really no need. Calibre for the backend and database management, Calibre-Web for the front end, and Openbooks for content. Source: almost 3 years ago
Tracking DeveloperToolStack since Aug 2026.
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FBReader is an e-book reader for various platforms. Features:
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