bellathemes

WP Htaccess File Editor provides a simple, safe and fast way to edit the WordPress site’s .htaccess file from admin panel. It automatically creates backups every time you make a change to the htaccess file. Backups can be restored directly from the plugin, or via FTP.
Access WP Htaccess File Editor via the “Htaccess” menu in WP admin.
AUTOMATIC BACKUPS AND RESTORE
WP Htaccess File Editor makes automatic backups of htaccess file every time you make a change to it. You can restore backup just by clicking ‘Restore Backup’ button. Backups are located in /wp-content/ folder so you can easily find the htaccess backup and restore it manually.

WP Htaccess File Editor

Safe & simple WordPress htaccess file editor with automatic backup.

M.Code

Jan Fabry

Understand how rewrite rules work could be userful. 
Natively on WordPress you can’t analyze what’s working / not working regarding your urls. 
Through this interface you will be able to analyze every single url and see what’s matching.
Warning 
This tool will not change / add any rules for you it’s only an analyzer
<h4>Main features:</h4>
<ul>
<li>Live URL Analyzer</li>
<li>Highlight parameters</li>
<li>AJAX Permalinks refresh button</li>
<li>Change UI (Light / Dark)</li>
</ul>

Url Rewrite Analyzer

See clearly and understand how WordPress rewrite rules work within a simple and clean interface

WP Htaccess File Editor vs Url Rewrite Analyzer