Snarl - Snarl is a notification system for Windows.
JumpChat - Video chat, file share, and screen share without the need for accounts.
Notifu - Notifu, a free open source pop-up balloon utility
Video4sure - With group calls up to 256 users, Video4sure is an easy way to make video calls or setup group...
Notify OSD - Canonicals on-screen-display notification agent, implementing the freedesktop.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.