Wey is described as 'Fast open source Slack desktop app, written in Node.js with native UI powered by the Yue library' and is an app. There are more than 100 alternatives to Wey for a variety of platforms, including Web-based, iPhone, Android, Windows and Mac apps. The best Wey alternative is Element. It's not free, so if you're looking for a free alternative, you could try Element or Discord. Other great apps like Wey are Slack, Wire, Mattermost and Zulip.
Ryver provides all of your team communications in one place: chats, posts, and files. Invite as many team members and guests as you need.
Common Ground is a browser-based, open-source social platform for communities, built as a robust alternative to Discord.
MyChat is an instant messenger that works in LAN and over the Internet. Reliable in slow connections. Do not require too many system resources. The program has its own server where a user control everything happening in the chat.
Mycelium (formerly Disclone) is a feature-rich, open source communication app and personal-collaborative hub (drive/notes...).
IceWarp integrates all communication & collaboration features in one unified solution. Available in cloud or for on-premises deployment, IceWarp is a great tool to share and exchange all information and ideas online, offline or via mobile devices.
Moxtra provides cloud-based project binders for managing, presenting and sharing your projects/events/parties/trip... from your iPhone/iPad.
AtomJump.com is a well tuned hosted version of the free open-source AtomJump.org. It is free to chat publicly with your family, group or co-workers on your own group.
Stackfield is a Slack-alternative for chat, collaboration, calendaring and file-sharing. It enables encrypted chatting (end-to-end encryption) and is hosted in Germany.
Your team’s bot for external communications. MailClark allows your team to both send & receive emails without ever leaving Slack. Great for customer support, team inbox, help desk and more!.
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