Sigil ebook editor released version 0.9.11 a few days ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 18.10, Ubuntu 16.04, and Linux Mint 19.x.

Sigil 0.9.11 release highlights:

• Sigil’s ini preference files will be utf-8 encoded (Make backups before upgrading).
• Restore ability to click in the Preview window to reposition to the same point in Code View.
• Update Sigil’s gumbo parser to fix all known bugs and greatly speedup parsing
• Add support for internal but unmanifested opf metadata link resources under epub3
• Extend “Open With” context menu to allow up to 5 external editors per resource type
• And various bug-fixes.

How to Install Sigil 0.9.11 in Ubuntu:

The new release can be easily installed in Ubuntu 16.04, Ubuntu 18.10, Ubuntu 18.04, Linux Mint 19 via PPA (unofficial) repository.

1. Open terminal by either pressing Ctrl+Alt+T on keyboard or searching for “Terminal” from software launcher. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/sigil

Type your user password (no asterisks feedback due to security reason) when it prompts and hit Enter.

2. Then you can upgrade Sigil editor from an existing release via Software Updater:

Or install /upgrade Sigil via commands:

sudo apt update

sudo apt install sigil

Uninstall:

To remove the PPA repository, launch ‘Software & Updates’ utility and navigate to ‘Other Software’ tab.

To remove Sigil epub editor, either use system package manager or run command in terminal:

sudo apt-get remove --autoremove sigil sigil-data

Sigil epub ebook editor 0.9.10 was released earlier today with new features and various bug-fixes.

According to the changelog.txt, Sigil 0.9.10 adds following new features:

• allow plugins to supply their own icon (plugin.png 48×48) for use on the Quick Launch Toolbar icons
• extend plugin interface to include the status of the epub inside Sigil (modified or saved)
• extend plugin interface to include the path to the saved epub file or the null string if never saved
• extend Insert->Special Characters to include both a Greek letter panel and a mathematical symbol panel
• add support for calibre:series and calibre:series_index to Metadata Editor for epub2
• add support for calibre:title_sort to Metadata Editor for epub2
• add support for clicking internal links in Preview to load the proper destination tab
• add support for loading Qt’s base translation files if present. Allows buttons on native qt dialogs to be translated (Windows users may need to manually copy newer qtbase_xx.qm files to Sigil’s translation directory if they didn’t exist in Qt5.6.2)
• allow user to add custom css rules to Preview/Book View by creating a file called “custom_preview_style.css” in the Sigil preferences folder (not responsible for custom css and ebook css fighting with each other)

There are also various bugs fixed in the release, see changelog file for details in Sigil github page.

How to Install Sigil 0.9.10 in Ubuntu:

The new release can be easily installed in Ubuntu 16.04, Ubuntu 18.04, Linux Mint 19/18 via PPA (unofficial) repository.

1. Open terminal by either pressing Ctrl+Alt+T on keyboard or searching for “Terminal” from software launcher. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/sigil

Type your user password (no asterisks feedback due to security reason) when it prompts and hit Enter.

2. Then you can upgrade Sigil editor from an existing release via Software Updater:

Or install /upgrade Sigil via commands:

sudo apt update

sudo apt install sigil

Uninstall:

To remove the PPA repository, launch ‘Software & Updates’ utility and navigate to ‘Other Software’ tab.

To remove Sigil epub editor, either use system package manager or run command in terminal:

sudo apt-get remove --autoremove sigil sigil-data

Sigil epub ebook editor reached the 0.9.9 release a few days ago. Here’s how to install it in Ubuntu 16.04, Ubuntu 17.04, Ubuntu 17.10, and higher via PPA.

Sigil 0.9.9 release highlights:

• Ability to limit/disable clipboard history saving.
• A new Spellcheck Dictionary Preferences setting that allows the user to include words with numbers in them.
• Two new Quick Launch Icons for plugins added to the main menu.
• Preview Window Title bar will now show height and width of the Preview Window
• Convert br tags in header text to linebreaks for toc/ncx/nav generation routines
• And various bug-fixes. See the announcement for details.

How to Install Sigil 0.9.9 in Ubuntu:

Besides building the new release from source tarball, an unofficial PPA is available that contains the packages for Ubuntu 16.04, Ubuntu 17.04, Ubuntu 17.10, and Ubuntu 18.04.

1. Open terminal by pressing Ctrl+Alt+T or searching for “Terminal” from start menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/sigil

Type in your password (no visual feedback due to security reason) and hit Enter.

2. Then you can upgrade Sigil editor from an existing release via Software Updater:

Or install /upgrade Sigil via commands:

sudo apt update

sudo apt install sigil

In Addition, for Linux libxml2 bug see HERE. Sorry that I can’t build it with DBUILD_PATCHED_LIBXML2=1 option since it requires cloning source from github.com but Launchpad builders do not have internet access.

Uninstall:

To remove the PPA repository, launch ‘Software & Updates’ utility and navigate to ‘Other Software’ tab.

To remove Sigil epub editor, either use system package manager or run command in terminal:

sudo apt-get remove --autoremove sigil sigil-data

The Sigil epub editor has reached the 0.9.8 release yesterday. Here’s how to install it in Ubuntu 16.04, Ubuntu 16.10, Linux Mint 18 via PPA.

Sigil 0.9.8 release highlights:

• PyQt5 support for plugins.
• New preferences menu to adjust the size of Sigil’s main icons to your liking.
• An important fix for temp_folder issues on Windows
• Add manifest properties to Book Browser tooltips and to All Files Reports Widget for epub3
• Make Sigil’s UI and spellchecker language settings available to plugins
• Various bug-fixes, read the announcement for details.

Sigil Adjust menu icons’ size

How to Install Sigil 0.9.8 in Ubuntu / Linux Mint:

Sigil does not offer official Linux binaries. Besides building from the source tarball, you may install Sigil 0.9.8 via my personal PPA.

1. Open terminal by pressing Ctrl+Alt+T or searching for “Terminal” from start menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/sigil

Type in your password (no visual feedback due to security reason) and hit Enter.

2. Then you can upgrade Sigil editor from an existing release via Software Updater:

Or install /upgrade Sigil via commands:

sudo apt update

sudo apt install sigil

In Addition, for Linux libxml2 bug see HERE. Sorry that I can’t build it with DBUILD_PATCHED_LIBXML2=1 option since it requires cloning source from github.com but Launchpad builders do not have internet access.