Travel Mapper - Save time planning your next trip with:➡️ Live Google Map integrated with your Google Sheets➡️ Track your budget, to-do's, and packing list➡️ Email your itinerary summary for sharing and access on the go➡️ Export locations to Google Maps for mobile

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

Loopit - Loopit is a streamlined travel idea searching, planning, and sharing platform.

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

Toodle - Travel planner that parses content for you

Bigtent - BigTent is a web-based organization and communication portal for groups.