julienappert

Ajcrea

This plugin permits you to easily create a link to an existing content of your site. It adds a button to the tinymce and quicktags editors, which list the existing articles, pages, category, tags.
Languages :
<ul>
<li>English (en_US)</li>
<li>Français (fr_FR)</li>
<li>Беларуская (be_BY) : <a href="http://www.fatcow.com" rel="nofollow ugc">Fatcow</a></li>
<li>Polska (pl_PL) : <a href="http://poligonit.pl" rel="nofollow ugc">Edward Jaszke</a></li>
<li>Deutsch (de_DE) : <a href="http://yadayada.de" rel="nofollow ugc">Oliver C. Jung</a></li>
<li>Eesti (et_ET) : <a href="http://usaveebimajutus.com" rel="nofollow ugc">Illimar</a></li>
<li>Lietuviškai (lt_LT) : <a href="http://xawiers.esu.as" rel="nofollow ugc">Xawiers</a></li>
<li>Español (es_ES) : <a href="http://www.tresxnou.cat" rel="nofollow ugc">Núria Ramoneda</a></li>
<li>Català (ca) : <a href="http://www.tresxnou.cat" rel="nofollow ugc">Núria Ramoneda</a></li>
<li>Português (pt) : <a href="http://www.andremafei.com" rel="nofollow ugc">André Mafei</a></li>
<li>Nederlands (nl_NL) : <a href="http://www.mastermonk.com" rel="nofollow ugc">Mmonk</a></li>
</ul>

Link to Post

This plugin permits you to easily create a link to an existing content of your site.

Andrew Ozz

This plugin is intended for more advanced users that would like to change the default TinyMCE configuration in WordPress. 
It makes it very easy to add, remove or change all TinyMCE settings for the classic editor and for the classic block in the block editor.

Advanced TinyMCE Configuration

Set advanced TinyMCE options for the classic block and classic editor.

Link to Post vs Advanced TinyMCE Configuration