Coen Jacobs

Adds a custom post type that can be easily inserted at multiple spots, including widgets. Easy way to create WYSIWYG widgets.
This plugin is still alive. It has been tested to run on the most recent WordPress version and it still works fine. Future versions will bring more features and an updated code base.
Please use the <a href="https://wordpress.org/support/plugin/smart-wysiwyg-blocks-of-content" rel="ugc">support forums</a> to request support in case you have some kind of trouble. You can contribute to the plugin via the <a href="https://github.com/coenjacobs/smart-wysiwyg-blocks-of-content" rel="nofollow ugc">GitHub repository</a>. Pull requests or bug reports are very welcome there.

Smart WYSIWYG Blocks Of Content

Adds a custom post type that can be easily inserted at multiple spots, including widgets. Easy way to create WYSIWYG widgets.

Andrew Ozz

This plugin adds 30 languages to <a href="https://wordpress.org/plugins/tinymce-advanced/" rel="ugc">TinyMCE Advanced</a>: 
Arabic (ar), Belarusian (be), Bokmål Norwegian (nb), Bulgarian (bg), Catalan (ca), Simplified Chinese (cn), Czech (cs), Danish (da), Dutch, Flemish (nl), Farsi (fa), Finnish (fi), Galician (gl), Greek (el), Hebrew (he), Hungarian (hu), Indonesian (id), Central Khmer (km), Korean (ko), Latvian (lv), Lithuanian (lt), Macedonian (mk), Norwegian (no), Polish (pl), Romanian (ro), Slovak (sk), Slovenian (sl), Swedish (sv), Turkish (tr), Ukrainian (uk), Welsh (cy).
If you have set WordPress to one of these languages and this plugin is enabled, the TinyMCE Advanced plugin will use that language for all buttons and popups added to the Visual editor.

TinyMCE Advanced Language Pack

Adds more translations for the TinyMCE components used in the TinyMCE Advanced plugin.

Smart WYSIWYG Blocks Of Content vs TinyMCE Advanced Language Pack