EZTalks!

BigBlueButton enables universities and colleges to deliver a high-quality learning experience to remote students.

Openfire (formerly Wildfire) is a cross-platform instant messaging (IM) and groupchat server. It uses the only widely adopted open protocol for instant messaging, XMPP (also called Jabber). Openfire is incredibly easy to setup and administer, but offers rock-solid security and performance.

Reliable, easy, effective web conferencing and online meetings.

Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.

Webex: The leader in online meetings, desktop sharing, web conferencing, video conference, net meeting, web conference. Get a free 14-day trial of WebEx online meetings, the leading web conferencing and video conference solution for sales presentations, webinars, online training, remote support.

GoToWebinar makes it easy to set up and deliver an online conference for up to 1,000 people. Pricing is per month for unlimited Webinars with price points at 100, 500, and 1000 participants. Share your screen live, appear live via HD streaming video, chat with participants, and change presenters. Two-way audio via both computers and standard telephones with callers dialing either a normal long distance or toll-free line (your choice: you pay only for the toll-free option). Mute and unmute participants and record video and audio for later replay to registered participants or download for your use. A full registration system handlings sign-up, webinar link e-mail, reminder e-mails, and follow up e-mails. »

Connect with anyone, anywhere, anytime – without the fuss! FreeConference.com lets you hold free conference calls in HD audio with up to 400 people at a time and download free online meetings with video chat and screen sharing. All FREE, with no hidden contracts or fees.

VideoMeeting is a free and open source video conference solution built to have video calls and chats using your web browser. It is deployed on top of hubl.in. It is a pure web application based on WebRTC that can provide communication features within your web browser without needing to install anything.

MyOwnConference is comfortable and good quality service for online communication, webinars, web conferencing. It allows to invite you up to 1000 attendees. Up to 10 presenters can broadcast simultaneously. 8 languages supported. The software allows add customer logo and banner for the software interface. It’s got simple interface and is working via your Internet connection.

TeamTalk is the best Video and Web Conferencing Software out there trusted and use by over 8000 businesses globally. TeamTalk's instant browser based video and web conferencing solution with HD quality and zero jitters, takes the pain out of business communication. There is no download or installs required and UI is designed with simplicity.

Livestorm is a webinar tool tailored for startups, a browser-based alternative to Gotowebinar with analytics, audience segmentation and CRM integrations.

Mpowr is a simple & lightweight web conferencing tool with video recording and screen sharing that makes internal and external communication much more convenient and efficient by seamlessly integrating to Slack and Hubspot. Hence, you can share conference details with your Slack Team and store conference details seamlessly in your Hubspot CRM.

Mobile Node is free and available for Android phone users, especially those that yearn for privacy and security, but do not want to give up on the connectedness with friends.

Sarv offers web-based automated voice broadcasting service, create or schedule a bulk voice message campaign to improve your business. Start free trial now!