Alternatives to Thunderbird
Other reviewed communication tools. Each one links to its full review, with what it is good for and what to watch out for.
MattermostFreemiumSelf-hostable team messaging and workflow platform aimed at security-sensitive, regulated and air-gapped environments.Communication
ZoomFreemiumVideo meetings platform (Zoom Workplace) with chat, phone, webinars, docs and an AI meeting assistant.Communication
ElementOpen sourceEnd-to-end encrypted messaging and calling app built on the open Matrix standard, with self-hosted server options.Communication
Spark MailFreemiumCross-platform email app with a smart inbox, team collaboration on email and built-in AI writing and summaries.Communication
Jitsi MeetOpen sourceOpen-source, encrypted video conferencing you can use free on meet.jit.si or self-host, no account required.CommunicationMicrosoft TeamsFreemiumMicrosoft 365 hub for chat, meetings and file collaboration, built on Microsoft 365 groups and SharePoint.CommunicationSlackFreemiumChannel-based team messaging with huddles, docs, lists, workflows and built-in AI, made by Salesforce.CommunicationDiscordFreemiumVoice, video and text chat app for friends, gaming groups and online communities, organised into servers.CommunicationGoogle MeetFreemiumGoogle's browser-based video meetings, free with a Google Account and expanded in Workspace and Google One plans.CommunicationRocket.ChatFreemiumSelf-hostable secure messaging, voice and video platform with native Matrix and XMPP federation.CommunicationGmailFreemiumGoogle's email service with spam filtering, Gemini writing help and custom-domain business email via Workspace.Communication