Microsoft Teams is a business communication platform and collaborative workspace included in Microsoft 365. It offers workspace chat and video conferencing, file storage, and application integration. Both web versions and desktop/mobile applications are available. NOTE: MUST HAVE A WORK / SCHOOL ACCOUNT

Cal Video is the in-house web-based video conferencing platform powered by Daily.co, which is minimalistic and lightweight, but has most of the features you need.

Element is an open-source communication platform that provides messaging, voice calling, and video conferencing capabilities. It is based on the Matrix protocol, which is a decentralized and federated messaging protocol designed to enable secure and interoperable communication across different platforms and services."

Facetime makes it super simple for collaborating teams to jump on a video call.

Google Meet is Google's web-based video conferencing platform, designed to compete with major conferencing platforms.

Jitsi is a free open-source video conferencing software for web and mobile. Make a call, launch on your own servers, integrate into your app, and more.

Zoom is a secure and reliable video platform that supports all of your online communication needs. It can provide everything from one on one meetings, chat, phone, webinars, and large-scale online events. Available with both desktop, web, and mobile versions.

Nextcloud Talk is a fully self hosted, on-premises audio/video and chat communication service. It features web and mobile apps and is designed to offer the highest degree of security while being easy to use.