macbre

This extension has been inspired by http://devel.kostdoktorn.se/cache-translation-object and gives up to 5x speed increase when using WordPress with “custom” (i.e. non English) localisation files.
MO object created by WordPress is cached and stored in the <code>/wp-content/cache/</code> directory and then used when loading localisations.

l10n cache

Improves site performance by providing caching for localisation objects (*.mo files).

Sergey Biryukov

webvitaly

karevn

Atrax

Converts Cyrillic and Georgian characters in post, page and term slugs to Latin characters. Useful for creating human-readable URLs.
This plugin is a fork of <a href="https://wordpress.org/plugins/cyr2lat/" rel="ugc">cyr2lat</a> plugin.
<h4>Features</h4>
<ul>
<li>Automatically converts existing post, page and term slugs on activation</li>
<li>Saves existing post and page permalinks integrity</li>
<li>Performs transliteration of attachment file names</li>
<li>Includes Russian, Belarusian, Ukrainian, Bulgarian and Macedonian characters</li>
<li>Transliteration table can be customized without editing the plugin itself</li>
</ul>
Based on the original Rus-To-Lat plugin by Anton Skorobogatov.

Cyr to Lat enhanced

Ин дид, зыс плагин конверт май линкс фром кириллик ту латин вэри фаст, изи, энд визаут эни ишьюс, сенк ю!

Воркс лайк э чарм!

Converts Cyrillic, European and Georgian characters in post, page and term slugs to Latin characters.

l10n cache vs Cyr to Lat enhanced