Messenger for Desktop

Connecting the world, one message at a time on Mac OS X. Completely free, totally open source.

Communication for businesses and healthcare providers.

Connecting worlds, one call at a time.

Connecting communities faster and smoother, one message at a time.

Streamlining collaboration through consistent user research communication.

Connecting young minds safely.

Instant messaging made simple: connect to all your contacts with just one app.

Distributed application development made accessible.

Bridging worlds with chat, call, and beyond - for 800 million and counting.

Bringing your chats to the big screen, effortlessly.