Based on our record, calibre seems to be a lot more popular than Umbrello. While we know about 546 links to calibre, we've tracked only 5 mentions of Umbrello. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Some tools are even available to go the other way and generate UML from code. Umbrello for example. Source: over 1 year ago
This was years ago so I honestly don't remember well, but after some brief googling this tool looks familiar https://umbrello.kde.org/. Source: over 2 years ago
The one time I was forced into making a UML diagram I used Umbrello from KDE: Https://umbrello.kde.org/. Source: over 2 years ago
For UML, I use Umbrello. The biggest advantage is that it can generate Ada code from UML class diagrams. It isn't a perfect code, but pretty good. :). Source: over 2 years ago
Dynamic Draw is portable and runs on Windows. Caligra, Diagramo or Umbrello for Linux. Source: about 3 years ago
Kobos[1] and Pocketbooks[2] are a lot more open than Kindles. AFAIK you can transfer .epub files into both devices and these epubs are perfectly readable via the stock OS. If for some reason you find the stock proprietary OS lacking, you can install an open source one like KOreader [3] or Plato[4] Of course you want a good way of organizing epubs pdfs mobi, and like has already been mentioned Calibre[5] is a great... - Source: Hacker News / 14 days ago
You can manage the files with Calibre[1] and sync them onto an e-reader like the Kobo with a click. [1] https://calibre-ebook.com/. - Source: Hacker News / 14 days ago
Not to be confused with Calibre, the excellent ebook software by Kovid Goyal: https://calibre-ebook.com/. - Source: Hacker News / 4 months ago
Glad you were able to fix it, but what about trying Calibre? It is free and makes it easy to adjust things, add info, and change front covers. Source: 5 months ago
Or using Calibre (pdf or azw3) https://calibre-ebook.com. Source: 5 months ago
draw.io - Online diagramming application
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
FBReader - FBReader is an e-book reader for various platforms. Features:
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Calibre Web - Calibre Web is a web app providing a clean interface for browsing, reading and downloading eBooks...