Omegle - Omegle is one of the most popular online chat website allowing user to communicate with anyone without registration.
Ceremony - Ceremony is the fastest-growing wedding photo collecting application that allows you to easily collect all your wedding pics from guests.
Chatrandom - Chatrandom provides medium to users for having chat at random with different users around the globe.
Wedew - Wedding E-invitation & Website
LuckyCrush - Live random video chat
RegexOne - RegexOne offers learning regular expressions with simple, interactive examples.