XF2 Add-on [OzzModz] XFRM: External URL Grouped Whitelist 2.0.0 Patch Level 1

[virgilio183]

Requirements:
XenForo Resource Manager 2.2.0
Control which domains are allowed to be used as external resource download/purchase URLs

Features:

• Checking resource download/purchase external URLs for whitelisted domains match
• Integer permission to split lists by user groups