Sergey Biryukov

Converts gettext binary message catalogs to an array of strings. Allows to save some amount of RAM on a shared hosting server. 
Works with plugin and theme textdomains as well as with the default.
Thanks to AlexPTS for the idea.

Pure PHP Localization

Лучший и, скорее всего, единственный рабочий плагин. Спасибо, Сергей

Пожалуй, лучший плагин для кеширования переводов

Converts gettext binary message catalogs to an array of strings.

Simon99

Update the WordPress default memory limit. Never run into the dreaded “allowed memory size of 33554432 bytes exhausted” error again!
The default WordPress memory limit is sometimes not enough, especially if you have a lot of plugins installed. This plugin allows you to increase the memory limit without editing any WordPress files.

Change Memory Limit

Update the WordPress default memory limit. Never run into the dreaded "allowed memory size of 33554432 bytes exhausted" error again!

Pure PHP Localization vs Change Memory Limit