Alternatives to Mattermost
Mattermost
Team collaboration and messaging that deploys to cloud infrastructure under IT control, as well as on-prem.
Free
visit website
You can find a list of tools similar in features and functionality to Mattermost below.
These tools are popular under Communication. We included a brief overview of their pricing, but the best way to compare between them is to visit their websites.
Flock
One shared space for all your cross-functional work.
Free
visit website
Microsoft Teams
Chat. Meet. Call. Collaborate with MicrosoftTeams.
Free
visit website
Axero Solutions
A customizable employee hub that centralizes knowledge, targeted communications, and collaboration with developer-friendly tools and broad integrations.
Custom
visit website
Chanty
Easy-to-use team collaboration tool with unlimited messaging free forever.
Paid; Paid from $3/mo
visit website
Claromentis
An all-in-one intranet platform that centralizes communication, knowledge, process automation and learning to improve employee productivity and compliance.
Paid
visit website
Discord
All-in-one voice and text chat for gamers that's free, secure, and works on both your desktop and phone.
Free
visit website
Element
A Matrix-based, end-to-end encrypted messaging and collaboration platform that supports decentralised self-hosting and federated interoperability.
Free
visit website
Fleep
Combining messaging with file sharing and tasks, Fleep has everything you need to coordinate your team’s work from idea to execution.
Paid; Paid from €5/mo
visit website
Flock
A cloud workspace that centralizes channel-based messaging, voice/video calls, file sharing, and lightweight project tools to keep cross-functional teams aligned.
Free
visit website
Gem Space
A concise comparison of three community messaging platforms emphasizing privacy, scalability, and productivity features to help you pick the best fit.
Custom
visit website
Gitter
Gitter is a chat and networking platform that helps to manage, grow and connect communities through messaging, content and discovery.
Custom
visit website
Google Workspace Essentials
A free starter suite that gives teams cloud-based file storage, real-time collaboration editors, group chat, and video meetings to work together efficiently.
Free
visit website
GoTo
A unified cloud communications platform that combines VoIP calling, messaging, video meetings, and AI-enhanced contact center tools for businesses of all sizes.
Custom
visit website
Guilded
A free platform that enhances group communication with integrated event scheduling, discussion boards, and dedicated desktop and mobile applications.
Custom
visit website
Haystack Team
A centralized digital HQ that connects employees to company news, events, colleagues, and searchable knowledge so teams can stay informed and productive wherever they work.
Paid
visit website
Igloo Software
A platform that unifies frontline and office employees to centralize internal communications, knowledge, and collaboration across systems.
Paid
visit website
InVision
InVision is an online whiteboard and productivity platform designed for team collaboration.
Free
visit website
Lark
A concise comparison of eight leading collaboration platforms for 2025 that highlights core features, target use cases, and pricing differences to help teams pick the best fit.
Lark Suite
A comparative guide that reviews eight collaboration platforms and recommends Lark as an integrated, cost-effective workplace app.
Free
visit website
LumApps
A cloud-based employee hub that centralizes internal communications, knowledge, and business app integrations to boost engagement and productivity.
Custom
visit website
Messenger
A serverless intranet chat that provides AES-256 encrypted messaging, file transfer, offline delivery and on-premises video and remote-assistance for internal networks.
Custom
visit website
Mio
Mio is the bridge that connects Microsoft Teams, Slack, Webex, and Zoom Chat for one unified chat experience.
Paid
visit website
Missive
The team inbox and chat app empowering teams to truly collaborate around email.
Paid; Paid from $14/ye
visit website
Nextcloud
A self-hosted file sync, collaboration and productivity suite that gives organizations full control over their data while providing integrated chat, calls, mail and real-time document editing.
Free
visit website
Nextiva
Manage all conversations and engage with customers and teams with one powerful easy-to-use solution.
Free Trial
visit website
PeopleOne
A SharePoint-based portal that centralizes company news, knowledge, and tools to boost employee engagement and streamline internal communication.
Paid
visit website
Pumble
Replace email and collaborate with your co-workers more efficiently. Unlimited users and message history, free forever.
Free
visit website
Quip
Quip is a real-time collaborative platform that integrates documents, spreadsheets, and chat within Salesforce.
Paid
visit website
Rocket.Chat
An enterprise-grade, deployable communications platform that centralizes messaging, voice, video, apps and AI for high-security and regulated operations.
Custom
visit website
Rocket.chat
The world's largest open source communications platform. Built for team communication.
Free
visit website
Ryver
Your team collaboration, in one app.
Paid; Paid from $2/mo
visit website
Signal
A privacy-first messaging and calling service that uses strong end-to-end encryption and open-source protocols to protect conversations.
Custom
visit website
Spike
The first collaborative email platform that helps teams of all sizes connect, create and collaborate in order to accomplish more.
Free
visit website
Microsoft Teams
Microsoft Teams is a collaboration platform that integrates with various productivity tools.
Custom
visit website
TeamSpeak
A secure, low-latency VoIP platform built for gamers and esports that provides crystal-clear audio, positional surround sound, and decentralized hosting.
Custom
visit website
Telegram Messenger
Telegram is a cloud-based messaging app that prioritizes speed and security.
Free
visit website
Trillian
Lightweight, low-memory team messaging and calling app that supports 1:1 and group chat, video calls, and screen sharing and can run entirely on-premises.
Free
visit website
Troop Messenger
A secure, enterprise-focused platform for real-time workplace messaging, meetings, file sharing, and administrative controls.
Free
visit website
Twist
Twist is an async messaging app that makes collaboration easy from anywhere by using threads to organize your conversations.
Ventrilo
Lightweight, low-latency group voice client designed for gamers that emphasizes high audio quality with minimal CPU impact.
Free
visit website
Workspace
A free cloud-based collaboration suite that bundles real-time documents, spreadsheets, presentations, file storage, chat and video meetings to help teams work together from any device.
Free
visit website
Zulip
Combines the immediacy of real-time chat with an email threading model.
Paid; Paid from $3.5/mo
visit website
Not all tools offer the same features. If you're looking for a particular feature, most tools offer a free trial that you can run to see if they're a good fit.
If you're not entirely sure what you're looking for, it might be a good idea to browse through all the tools listed under the Communication page.
The Postmake directory also contains tools that are generally categorized under the same category as Mattermost.
Flock
One shared space for all your cross-functional work.
Free
visit website
Microsoft Teams
Chat. Meet. Call. Collaborate with MicrosoftTeams.
Free
visit website
AlertMedia
Cloud-based platform that detects risks, delivers rapid mass alerts, and helps organizations protect employees and maintain business continuity.
Custom
visit website
AnyMeeting
AnyMeeting offers powerful video conferencing solutions designed for businesses of all sizes.
Custom
visit website
Axero Solutions
A customizable employee hub that centralizes knowledge, targeted communications, and collaboration with developer-friendly tools and broad integrations.
Custom
visit website
Beekast
A platform that turns passive attendees into active contributors during sessions by offering polls, word clouds, quizzes, collaborative boards, and engagement analytics.
Custom
visit website
Chanty
Easy-to-use team collaboration tool with unlimited messaging free forever.
Paid; Paid from $3/mo
visit website
Claromentis
An all-in-one intranet platform that centralizes communication, knowledge, process automation and learning to improve employee productivity and compliance.
Paid
visit website
Discord
All-in-one voice and text chat for gamers that's free, secure, and works on both your desktop and phone.
Free
visit website
Element
A Matrix-based, end-to-end encrypted messaging and collaboration platform that supports decentralised self-hosting and federated interoperability.
Free
visit website
Fleep
Combining messaging with file sharing and tasks, Fleep has everything you need to coordinate your team’s work from idea to execution.
Paid; Paid from €5/mo
visit website
Flock
A cloud workspace that centralizes channel-based messaging, voice/video calls, file sharing, and lightweight project tools to keep cross-functional teams aligned.
Free
visit website
Garmin Explore
A web portal for managing inReach and Explore accounts, letting users plan routes, sync device data, and send messages via satellite connectivity.
Custom
visit website
Gem Space
A concise comparison of three community messaging platforms emphasizing privacy, scalability, and productivity features to help you pick the best fit.
Custom
visit website
GetCloudApp (Zight)
A cloud-first capture and sharing platform for creating, annotating, and distributing videos, screenshots, GIFs and automated how-to guides to speed up team communication.
Custom
visit website
Gitter
Gitter is a chat and networking platform that helps to manage, grow and connect communities through messaging, content and discovery.
Custom
visit website
Google Workspace Essentials
A free starter suite that gives teams cloud-based file storage, real-time collaboration editors, group chat, and video meetings to work together efficiently.
Free
visit website
GoTo
A unified cloud communications platform that combines VoIP calling, messaging, video meetings, and AI-enhanced contact center tools for businesses of all sizes.
Custom
visit website
GoTo Meeting
GoTo Meeting ensures a quality web conferencing experience by offering the virtual meeting platform features your business needs.
Guilded
A free platform that enhances group communication with integrated event scheduling, discussion boards, and dedicated desktop and mobile applications.
Custom
visit website
Haystack Team
A centralized digital HQ that connects employees to company news, events, colleagues, and searchable knowledge so teams can stay informed and productive wherever they work.
Paid
visit website
Ichicraft Boards
A customizable intranet and dashboard platform that enables organizations to create personalized, secure, and multilingual landing pages using a library of widgets and templates.
Paid; Paid from €1.23/mo
visit website
Igloo Software
A platform that unifies frontline and office employees to centralize internal communications, knowledge, and collaboration across systems.
Paid
visit website
InVision
InVision is an online whiteboard and productivity platform designed for team collaboration.
Free
visit website
Jitsi
An open-source platform for secure, real-time meetings and calls that runs in browsers and mobile apps and can be self-hosted or consumed as a managed service.
Free
visit website
Join.me
GoTo Meeting provides a robust web conferencing platform tailored for businesses seeking seamless virtual meeting experiences.
Jumpshare
Cross-platform visual communication app for fast screenshots, screen and GIF recording, and secure file sharing.
Free
visit website
Lark
A concise comparison of eight leading collaboration platforms for 2025 that highlights core features, target use cases, and pricing differences to help teams pick the best fit.
Lark Suite
A comparative guide that reviews eight collaboration platforms and recommends Lark as an integrated, cost-effective workplace app.
Free
visit website
Loom
Cut down your meetings with Loom. Record quick videos to update your team by simply sharing a link.
Free
visit website
LumApps
A cloud-based employee hub that centralizes internal communications, knowledge, and business app integrations to boost engagement and productivity.
Custom
visit website
Messenger
A serverless intranet chat that provides AES-256 encrypted messaging, file transfer, offline delivery and on-premises video and remote-assistance for internal networks.
Custom
visit website
Microsoft Teams
A unified platform that brings chat, video meetings, calling and file collaboration together so teams can connect and get work done from any device.
Free
visit website
Mio
Mio is the bridge that connects Microsoft Teams, Slack, Webex, and Zoom Chat for one unified chat experience.
Paid
visit website
Missive
The team inbox and chat app empowering teams to truly collaborate around email.
Paid; Paid from $14/ye
visit website
Nextcloud
A self-hosted file sync, collaboration and productivity suite that gives organizations full control over their data while providing integrated chat, calls, mail and real-time document editing.
Free
visit website
Nextiva
Manage all conversations and engage with customers and teams with one powerful easy-to-use solution.
Free Trial
visit website
Papyrs
A hosted knowledge hub that lets teams create searchable internal sites and staff portals with a drag-and-drop editor and configurable widgets.
Free
visit website
PeopleOne
A SharePoint-based portal that centralizes company news, knowledge, and tools to boost employee engagement and streamline internal communication.
Paid
visit website
Pumble
Replace email and collaborate with your co-workers more efficiently. Unlimited users and message history, free forever.
Free
visit website
Quip
Quip is a real-time collaborative platform that integrates documents, spreadsheets, and chat within Salesforce.
Paid
visit website
RingCentral
A unified business communications platform that delivers phone, messaging, meetings, and contact-center capabilities with integrated AI features.
Free
visit website
Rocket.Chat
An enterprise-grade, deployable communications platform that centralizes messaging, voice, video, apps and AI for high-security and regulated operations.
Custom
visit website
Rocket.chat
The world's largest open source communications platform. Built for team communication.
Free
visit website
Ryver
Your team collaboration, in one app.
Paid; Paid from $2/mo
visit website
ScreenRec
A lightweight screen and webcam recorder that creates instant, shareable video messages and annotated screenshots to streamline team communication.
Free
visit website
Signal
A privacy-first messaging and calling service that uses strong end-to-end encryption and open-source protocols to protect conversations.
Custom
visit website
skype
A communication service for instant group conferencing, messaging, and file sharing accessible from browsers and apps.
Custom
visit website
Spike
The first collaborative email platform that helps teams of all sizes connect, create and collaborate in order to accomplish more.
Free
visit website
Microsoft Teams
Microsoft Teams is a collaboration platform that integrates with various productivity tools.
Custom
visit website
TeamSpeak
A secure, low-latency VoIP platform built for gamers and esports that provides crystal-clear audio, positional surround sound, and decentralized hosting.
Custom
visit website
TechSmith
A cross-platform tool for capturing images and video of your display, annotating content, and sharing visual instructions with teammates and stakeholders.
Custom
visit website
Telegram Messenger
Telegram is a cloud-based messaging app that prioritizes speed and security.
Free
visit website
Trillian
Lightweight, low-memory team messaging and calling app that supports 1:1 and group chat, video calls, and screen sharing and can run entirely on-premises.
Free
visit website
Troop Messenger
A secure, enterprise-focused platform for real-time workplace messaging, meetings, file sharing, and administrative controls.
Free
visit website
Twist
Twist is an async messaging app that makes collaboration easy from anywhere by using threads to organize your conversations.
Ventrilo
Lightweight, low-latency group voice client designed for gamers that emphasizes high audio quality with minimal CPU impact.
Free
visit website
Webex
Webex offers industry-leading video conferencing, calling, and contact center solutions to enhance hybrid work for businesses of all sizes.
Paid; Paid from
visit website
Workspace
A free cloud-based collaboration suite that bundles real-time documents, spreadsheets, presentations, file storage, chat and video meetings to help teams work together from any device.
Free
visit website
Zight
An all-in-one visual communication tool for capturing, annotating, editing, and sharing videos, screenshots, GIFs and automated step-by-step guides with cloud storage and AI enhancements.
Custom
visit website
Zoom
Bring teams together, reimagine workspaces, engage new audiences, and delight your customers — all on the Zoom platform you know and love.
Free
visit website
Zoom Workplace
An AI-first unified work platform that brings meetings, messaging, phone, and productivity apps together to simplify team communication and everyday workflows.
Free
visit website
Zulip
Combines the immediacy of real-time chat with an email threading model.
Paid; Paid from $3.5/mo
visit website
Want to see more tools? The Postmake directory contains hundreds of tools and resources broken down by different categories. Check out any of the Productivity tools below!
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