Top 10: Open-source Ebook Editing software
September 27, 2025 | Author: Laura Candler
Open-source ebook editing programs are usually free but less supported. Some of the most popular Open-source Ebook creation software are listed below.
See also: Top 10 Ebook Creation software
See also: Top 10 Ebook Creation software
2023. Manuskript now allows to track writing goals

The free open-source writing tool Manuskript has released version 0.15 with several new features. Users can now set a writing goal for their current session to stay on track. Additionally, users can drag and drop elements from the outline view to the editor which is simplifying working with multiple panes. The list of supported interface languages has been expanded and translations are now more consistent. Furthermore, keyboard shortcuts now work regardless of the user's language settings. The new version of Manuskript is available for Windows, Mac and Linux.
2022. Sigil adds user templates

Open-source Ebook Editing software Sigil has released version 1.9.20, which includes several new features. Users can now create new empty xhtml and css files from a user-template.xhtml and user-template.css and the latest version of MathJax (3.2.2) has been added for mathml support in Preview. Additionally, users can now cycle through two different custom stylesheets (or none at all) for use with Preview and the FindReplace dialog user interface has been redesigned to minimize size while adding features. Other new features include a FindReplace "Text" only checkbox and support to exclude tags from search, a Toggle Line Wrap Mode and its support added to CodeView via pop-up menu, a Dry Run Replace dialog to act as "Replace All" what if (Shift + Count All), a Replacement filter dialog to allow users to delete unwanted replacements before applying Replace All (Shift + Replace All) and a Counts Report to Saved Searches to show Saved Search Group counts by search.
2022. FocusWriter - distraction-free open-source writing software

FocusWriter is a writing program designed to minimize distractions and provide a simple, intuitive interface that allows writers to fully immerse themselves in their work. The program opens full-screen, hiding the operating system interface and revealing it only when hovering the mouse pointer to the edges of the screen. FocusWriter is compatible with Linux and Windows and has an optional portable mode. It supports various file formats, including TXT, basic RTF and basic ODT. Additional features such as timers, alarms, customizable themes, typewriter sound effects, real-time statistics, spell checking and daily goals make it a comfortable tool for writers. The interface is available in over 20 languages.