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.

Manvite - As the name of this service suggests, the users can avail easily and simply invite rather than online summons that are blessed with flowery fonts and dabbling champagne glasses.

RSVPify - A powerful and awesomely customizable platform for selling tickets online for your event.

Zoji - As claimed by the developers of this Zoji, it caters online tools to aid you plan activities off-line.

JustRSVP.me - Online Invitations and response tracking for weddings, baby showers, birthdays, parties, and other...

Anyvite - Anyvite provides an efficient way to create invitations, with a range of tools necessary to organize and communicate with attendees throughout the event lifecycle