Hoopla's Salesforce connector fully supports the following editions:
Professional Edition (requires API access enabled. Talk to your Salesforce representative)
Enterprise Edition
Unlimited Edition
Developer Edition
Within any of the above supported editions of Salesforce, Hoopla supports users who have the following license types:
Salesforce
Chatter Only
Community
Content Only
Force.com - One App
Knowledge Only
Salesforce Platform
Siteforce Only
Hoopla does NOT support Partner licenses at this time.