JustPlan - JustPlan is a marketplace that connects customers with high quality, reliable, and vetted vendors who offer products and services for small events, gatherings, and parties.

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Upto App - A shared calendar to share and organise your plans with your friends.

Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.

PartyTalk - An efficient, fee-free event planning & ticketing tool

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets