MessageHop - Messagehop.com Simple, fast, free digital postcards. No login required, just create and send
EventBrite Online RSVP - EventBrite Online RSVP is a cost-effective event management software that provides services to help businesses organize, invite people together for an event, and sell tickets.
Evite - Send online invitations for all occasions by email or text message. Create invites for birthdays, baby showers, save the dates, or customize your own design.
Rsvpify Virtual Events - Rsvpify Virtual Events is an event management tool that provides you various functionalities ranging from setting up the entire event to selling the tickets online to the targeted audience.
Punchbowl - A party planning and greeting card website
EventCreate Online RSVP - EventCreate Online RSVP is a tool for collecting RSVPs online.