Facebook Groups - This app gives you a dedicated space for you and your groups
Upwork - Forget the old rules. You can have the best people. Right now. Right here.
Mobilize - Mobilize is a scalable messaging app built for large groups.
Fiverr - One marketplace, millions of professional services.
Telegram Desktop - Fast and secure desktop messaging app, now updated
Freelancer.com - Search for jobs related to Www freelancer com homepage or hire on the world's largest freelancing marketplace with 12m+ jobs. It's free to sign up and bid on jobs.