Forekast - Events on Forekast are posted and voted on by the community.
MailerLite - Affordable Email Marketing Software. Get all features (Segmentation, Automation, A/B testing) for up to 1,000 subscribers & send unlimited emails for free!
PodBooker - The easiest way to get booked on podcasts
GetResponse - Email marketing from GetResponse. Send email newsletters, campaigns, online surveys and follow-up autoresponders. Simple, easy interface. FREE sign up.
Speaker Directory by HeySummit - Guests for your next event or podcast (or submit yourself!)
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES