Content Idea Generator - Free tool creates ideas for your content marketing strategy
EmailPlayground - EmailPlayground provides solution to schedule and send emails with ease.
Content Marketing Stack - A curated directory of content marketing resources
SendLater - Email scheduler for Mac Mail.
Keyword Tool & Content Assistant - Content optimization tool to boost your rankings
RGB Technologies - Email Scheduler - Email Scheduler provides an intuitive email scheduling solution, integrated within the existing Salesforce account.