# Requirements and compatibility

# Perfect Publisher - Requirements and compatibility

Perfect Publisher requires the following server software environment:

Joomla 3.9, or superior.
Joomla 4, Joomla 5 (with Backward Compatibility), or superior.
PHP 7.4, PHP 8, or superior.
MySQL 5.7+, or superior (recommended).
PHP memory_limit 64 M, or more (recommended).
cURL PHP module must be enabled with SSL support.
Server Timestamp must be updated for OAuth message authentication.
JSON PHP module must be enabled.
HMAC PHP module for keyed-hash message authentication must be enabled.
No PECL OAuth. PECL OAuth native extension must NOT be installed. Social PHP Libraries implement their own OAuth support.
Tidy HTML PHP module is recommended for feeds. Tidy HTML is a clean and repair utility that allows you to clean and manipulate HTML documents.

INFO

Perfect Publisher is the next major version of AutoTweetNG and Joocial. Compatible with Joomla 3 and Joomla 4. Upgrade Now to Perfect Publisher! (opens new window).

In order to work, AutoTweet requires the following server software environment:

Joomla 3.9
Minimum PHP Compatibility: PHP 7.4
MySQL 5.7+, or superior (recommended).
PHP memory_limit 64 M, or more (recommended).
cURL PHP module must be enabled, with SSL support.
Server Timestamp must be updated for OAuth message authentication.
JSON PHP module must be enabled.
HMAC PHP module for keyed-hash message authentication must be enabled.
No PECL OAuth. PECL OAuth native extension must NOT be installed. Social PHP Libraries implement their own OAuth support.
Tidy HTML PHP module is recommended for feeds. Tidy HTML is a clean and repair utility which allows you to clean and manipulate HTML documents.