beatassist.eu has just stopped all activity at: https://www.beatassist.eu
They are now working as a sub-label under Psytrance Plugins.
You can find some of their products at: https://www.psytranceplugins.com
You can also find the freewares at VST4FREE.com.
They have dropped support for almost all plugins, but if you need assistance contact at the e-mail: firstname.lastname@example.org