Said El Bakkali

This is a simple plugin that fixes some minor issues in certain blocks of the new block editor to improve the user experience on RTL sites.
<h4>Fixed blocks</h4>
Shortcodes block. 
HTML block. 
Code block. 
Email and url inputs of any other block.

Editor RTL Fixes

A simple plugin that fixes some editor issues in RTL languages.

Farhad Sakhaei

DediData

ParsMizban

Easily make your themes compatible with right-to-left languages (RTL) and activate suitable fonts for them. 
This plugin makes WordPress themes compatible for Persian, Arabic and Hebrew languages, and sets a suitable font for them. 
Please note that your theme must support RTL (Right-to-Left). 
By using this plugin, you can freely download and install various WordPress themes and automatically make them compatible with RTL and languages such as Persian, Arabic, and Hebrew. 
Some of them include: 
WordPress E-Shop Theme 
WordPress E-Commerce Theme 
WordPress News Theme 
WordPress Corporate Theme 
WordPress One-Page Theme
<h4>Specifications</h4>
<ul>
<li>Optimization and localization for RTL of the main site (Front-End)</li>
<li>Adding proper font to the main site (Front-End)</li>
<li>Optimization and localization of the administration for RTL (Dashboard | Back-End)</li>
<li>Adding proper font to the administration for RTL (Dashboard | Back-End)</li>
<li>Optimization of the administration editor</li>
<li>Adding a proper font to the administration editor</li>
</ul>
Validated by: 
https://wpreadme.com 
https://wordpress.org/plugins/developers/readme-validator

Editor RTL Fixes vs RTL Localization & Fonts