Stuff
A platform for invitations to private and public events.
20 Alternatives To Stuff
Agorakit
Agorakit is web-based, open source groupware for citizens.
Attendize Event Ticketing
Attendize is a free & open-source ticket selling and event management platform
ChurchInviter
Church Invitations makes it easy to add invites and ecards to your church website! With tons of features its easy to see why so many churches are using it to send christian ecards!
Collaborizm
Meet New People. Build Amazing Things. A workspace for aspiring Entrepreneurs, Engineers, and Creatives.
Cvent
Cvent’s event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
DownToMeet
DownToMeet is a platform to organize, find, and attend group events.
Eventbrite
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Eventjoy
The Easiest Way To Organize An Event
Facebook
Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.
Get Together
Get Together is an open source event manager for local communities.
Guestboard
Lead powerfully-organized group events with Guestboard – a modular event platform that gives groups of 10-1000+ people a central space to coordinate, build excitement, and save money. No more crazy email threads.
Meetup
Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Mobilizon
A free and federated tool to get our events off Facebook
Openki
Platform where you can search, propose, take part, help organize or publish workshops, lectures…
Paperless Post
Paperless Post is an online platform for creating custom card and invitations.
Picatic
Picatic encourages event organizers to create a custom website, sell tickets and then determined their cost of use. Selling out events is easy with Picatic.
Punchbowl
A party planning and greeting card website
RSVPify
Create an elegant online RSVP for your wedding or special event.
SkillMint
Find, meet and rate people with common skills and interests. Community-driven rating system.
Ticket Tailor
Ticket Tailor is an easy to use event ticketing platform that puts you in control.