Slack

Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams.

Freemium
Mac OS X
Windows
Linux
Android
iPhone
BSD
Web
Apple Watch

Slack brings all your communication together in one place. It’s realtime messaging, archiving and search for modern teams.

Links to official Slack sites

Official Website
Twitter
Facebook

Features

Extensible by Plugins/Extensions IFTTT integration Share files Voice Call Real time collaboration Group chat Support for @mentions App integration Channel manager Group collaboration Multi Channel Onboarding Out Of The Box Reactions Team Collaboration Team work

The Best 11 Slack Alternatives

encrypted-chat filter is active.

459 Like

Discord

All-in-one voice, video and text chat for gamers that’s free, secure, and works on both your desktop and phone.

Freemium

Ad free Share files Share your screen Video calling Voice Call Low memory usage Group chat Night mode Channel manager Multi Channel Reactions Team Collaboration Browser based app Chat Bot Communities Feature Community based Custom roles Dedicated Server Hosting Development API Direct Messaging Encrypted chat Free voice/text servers Specific for Gaming In app server browser Interface Overlay Low bandwidth usage Low Latency Permission system Persistent Chat Photo Sharing Positional audio Public groups chat Push to talk Responsive design Single Sign On Text chat
144 Like

Wire

Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted.

Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Web

Privacy focused Security focused Share your screen Video calling Voice Call Group chat WebRTC Encrypted chat Photo Sharing End to end encryption Integrated File Sharing Privacy Protected Encrypted calls Video chat (Encrypted)
69 Like

Matrix.org

Matrix is an open standard for decentralized persistent communication over IP. It can be used for decentralised group chat, WebRTC signaling, IoT-data transfer, and generally to link together fragmented silos of communication.

Free Open Source Windows Linux Android iPhone Android Tablet iPad Web Mac

Real time collaboration Group chat WebRTC Team Collaboration Chat Bot Encrypted chat Decentralized End to end encryption Distributed GNU/linux libre Server side history
29 Like

Flock

Flock is the fastest growing team messenger and loved by over 25,000 companies globally. It also comes with its powerful platform, FlockOS.

Freemium Mac OS X Windows Android iPhone Android Tablet Chrome OS Web Windows Phone

IFTTT integration Share your screen Video calling Voice Call Google Drive integration Group chat Channel manager Group collaboration Team Collaboration Encrypted chat Jira integration Integrated File Sharing Asana integration Trello integration Twitter integration Bitbucket Integration GitHub integration Mailchimp integration Zapier integration Team messaging Google Calendar integration Google Analytics Integration Uber integration Visual Studio integration
23 Like

Dialog Messenger

Dialog Messenger is a customized self-hosted platform usable across multi operation systems simultaneously. dialog provides SDK tools for client interface as well as for server.

Free Personal Mac OS X Windows Linux Android iPhone Web Self-Hosted

Privacy protection Real time collaboration Reactions Team work Encrypted chat Text chat
14 Like

Sid

Sid is a secure teamwork tool to make your team communication safer, simpler and more efficient.

Free Mac OS X Windows Linux Android iPhone Android Tablet iPad

Group chat Team Collaboration Team work Encrypted chat End to end encryption Integrated File Sharing
11 Like

Stackfield

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.

Freemium Web

Real time collaboration Group chat Team Collaboration AES encryption Encrypted Notes Encrypted chat End to end encryption Group Mail
7 Like

SVYFT

SVYFT is Team Collaboration Built Around Group Chat. It's free to create unlimited public and private chat rooms. Unique to SVYFT are 'Chatlets' - real time apps that run within a chat room.

Freemium Web

Real time collaboration Group chat Kanban boards Team Collaboration Encrypted chat
4 Like

Slenke

Slenke is an internal social network for your company to securely communicate, share files, manage projects, organize tasks, track time and more. View updates and keep...

Freemium Mac OS X Windows Web

Real time collaboration Encrypted chat Integrated File Sharing Group Messaging
2 Like

AtomJump.com

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...

Free Open Source Mac OS X Windows Linux Android iPhone

Extensible by Plugins/Extensions Portable Works Offline Share your screen Group chat Encrypted chat Push to talk
0 Like

Mobile Node

Chat, date, find taxis, manage projects and tasks and more all in one app. Mobile Node is a feature rich app that lets users to communicate securely, and since no...

Free Android

Encrypted chat Destroy files

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Slack

Links to official Slack sites

Features

Categories

Tags

The Best 11 Slack Alternatives

Discord

Wire

Matrix.org

Flock

Dialog Messenger

Sid

Stackfield

SVYFT

Slenke

AtomJump.com

Mobile Node

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