Software Alternatives, Accelerators & Startups

Mattermost

Mattermost is an open source alternative to Slack.

Mattermost

Mattermost Reviews and Details

This page is designed to help you find out whether Mattermost is good and if it is the right choice for you.

Screenshots and images

  • Mattermost Landing page
    Landing page //
    2023-10-21

Features & Specs

  1. Open Source

    Mattermost is open-source, which allows organizations to customize and extend the platform to fit their specific needs. This also means that the community can contribute to the development and improvement of the software.

  2. Security

    Being self-hosted or hosted in a private cloud, Mattermost offers strong security controls, making it suitable for industries with stringent compliance requirements.

  3. Flexibility

    Mattermost supports a wide range of plugins and integrations with other tools and services, providing a high degree of flexibility in customization.

  4. Team Collaboration

    The platform provides comprehensive team collaboration features, including direct messages, group chats, and file sharing, which streamline communication and project management.

  5. Scalability

    Mattermost is designed to handle large-scale deployments, making it suitable for enterprises with significant user bases.

Badges

Promote Mattermost. You can add any of these badges on your website.

SaaSHub badge
Show embed code
SaaSHub badge
Show embed code

Videos

Mattermost - An Open Source, Self Hosted, Slack Chat Alternative

Demo of Mattermost Basics | Features end users love

Getting Started with Mattermost

Social recommendations and mentions

We have tracked the following product recommendations or mentions on various public social media platforms and blogs. They can help you see what people think about Mattermost and what they use it for.
  • Radicle: Sovereign {code forge} built on Git
    How does it compare to MatterMost [1]? [1] https://mattermost.com/. - Source: Hacker News / about 2 months ago
  • 5 Open Source Alternatives Worth Considering Before Renewing Expensive SaaS Tools
    Slack's value is real, especially for cross-company conversations with clients and vendors. But for internal communication in companies that care about data residency or audit requirements, Mattermost is a credible self-hosted alternative. The source is on GitHub and the Mattermost deployment guide covers the install on Docker, Kubernetes, and most Linux distributions. - Source: dev.to / 3 months ago
  • Anthropic, Please Make a New Slack
    For those who may have forgotten, Mattermost is quite good these days: https://mattermost.com/. - Source: Hacker News / 4 months ago
  • France dumps Zoom and Teams as Europe seeks digital autonomy from the US
    Despite their confusion as to whether they want to really support their free and open source versions (without some absurd user count cliff), Mattermost (https://mattermost.com) is quite excellent and IMO is better than Slack. For example, editor leans towards native Markdown so things like syntax highlighting with backticks work as you expect. Their recent update removed the paywall from SSO (and unfortunately... - Source: Hacker News / 5 months ago
  • Mattermost limited free version to 10000 messages
    Black businesswomen? Firefighters? White servicemen? White software developers? I really don't get what you're implying. I don't see any problem with the photos on the mattermost front page. https://mattermost.com/. - Source: Hacker News / 7 months ago
  • Indie Hacking with Open Source Tools: Innovating on a Budget
    Indie hackers also leverage collaboration tools like Nextcloud for file sharing and team projects, and Mattermost or Rocket.Chat as self-hosted alternatives to Slack. These tools empower remote teams and foster efficient communication across diverse development projects. - Source: dev.to / about 1 year ago
  • Indie Hacking with Open Source Tools: Innovating on a Budget
    Communication tools such as Mattermost and Rocket.Chat support team collaboration. - Source: dev.to / over 1 year ago
  • Indie Hacking Success Stories with Open Source Licenses
    Mattermost: For teams seeking a secure, self-hosted communication solution, Mattermost stands as a beacon of open source excellence. With a foundation built on the MIT License, Mattermost caters to organizations that prioritize data security and customization. Its growth not only reflects a need for privacy in digital communication but also showcases how open source frameworks support tailored solutions. - Source: dev.to / over 1 year ago
  • Campsite/Campsite: The Campsite Monorepo
    Is there an 'open source Slack' type thing anywhere? This is the closest I've found- https://mattermost.com/. - Source: Hacker News / over 1 year ago
  • A Surprise from Mattermost!
    Turned out it was a gift from Mattermost! It was a custom-made mug with a special thank you message at the back, which was really cool! - Source: dev.to / over 1 year ago
  • Hacktoberfest! - Week 2
    In case you don't know. Mattermost is an open-source, self-hostable chat service designed for organizations and companies. It's an open source alternative to Slack or Microsoft Teams. For a long time I've seen their name recommended a lot among open source enthusiasts. It's also a huge project. I thought it would be a nice challenge to get involved and contribute. Speaking of challenges, there were quite a few:. - Source: dev.to / over 1 year ago
  • Hacktoberfest 2024: 2nd Contribution
    Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. This repo is the primary source for core development on the Mattermost platform; it's written in Go and React and runs as a single Linux binary with MySQL or PostgreSQL. A new compiled version is released under an MIT license every month on the 16th. - Source: dev.to / over 1 year ago
  • Zulip 9.0: Organized chat for distributed teams
    Have you tried Mattermost? I've never used it but it looks like it might work for you. https://mattermost.com/. - Source: Hacker News / almost 2 years ago
  • Slack AI Training with Customer Data
    This feel like a corporate greed play, on what should be a relatively simple chat application. Slack has quickly become just another enterprise solution in search of shareholder value at expensive of data privacy. Regulation of these companies should be more apparent to people, but sadly, is not. I would recommend https://mattermost.com as an alternative. - Source: Hacker News / about 2 years ago
  • Slack AI Training with Customer Data
    Personally, I rather liked self-hosted versions of these: Mattermost: https://mattermost.com/ Rocket.Chat: https://www.rocket.chat/ Nextcloud Talk: https://nextcloud.com/talk/ Out of those, Mattermost was the easiest to setup (just need PostgreSQL and a web server, in addition to the main container), however not being able to easily permanently delete instead of just archiving workspaces was awkward. Nextcloud... - Source: Hacker News / about 2 years ago
  • Discord to Start Showing Ads for Gamers to Boost Revenue
    > Tell me another platform that is free, has realtime chat, voice and video, has stable service, allows sharing images and other media, with good ownership management... And is open source. Mattermost: https://mattermost.com/ Rocket.Chat: https://www.rocket.chat/ Nextcloud Talk: https://nextcloud.com/talk/ Self hosting and some assembly required. I've run all of them on cheap VPSes to explore a Slack/Discord... - Source: Hacker News / over 2 years ago
  • Ask HN: Who is hiring? (March 2024)
    Mattermost, Inc. | Senior React Native Engineer | REMOTE (US Only) | Full-Time At Mattermost we build an open core, chat and collaboration platform focused on making users with mission critical work more productive while also allowing our customers to self-deploy and have full control over their own data. Weโ€™re looking for a Senior React Native Engineer who has the depth to significantly move the performance... - Source: Hacker News / over 2 years ago
  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Mattermost โ€” Secure collaboration for technical teams. Free plan with unlimited channels, playbooks, boards, users, 10GB storage, and more. - Source: dev.to / over 2 years ago
  • List of your reverse proxied services
    Mattermost for Chat, and also for Notifications sent by Uptime-Kuma. Source: over 2 years ago
  • Alternatives List
    Mattermost is an good alternative to companies, workers and teams. Source: about 3 years ago
  • Trello Alternative
    Might be overkill but https://mattermost.com/. Source: about 3 years ago

Summary of the public mentions of Mattermost

Mattermost is a prominent player in the realm of team collaboration software, particularly popular among IT sectors and organizations that prioritize data security and customization. It is renowned for its open-source framework, providing users with extensive control over their servers and data. This feature not only ensures high levels of privacy but also allows businesses to customize the platform to meet their specific needs.

Strengths and Appeal:

One of Mattermost's primary advantages is its self-hosted nature. It gives organizations the autonomy to manage their communication infrastructure without relying on third-party cloud services. This aspect is crucial for privacy-conscious enterprises that require secure and private communication channels, as evidenced by its adoption by companies seeking a more private alternative to platforms like Slack and Microsoft Teams.

Mattermost's open-source foundation, under the MIT license, allows for significant flexibility and customization. It supports a wide array of languages and offers robust extensibility, making it an attractive option for global teams with diverse communication needs. Its self-hosted nature supports enhanced control over data, robust security options, and a zero-trust architecture, which are crucial for industries dealing with sensitive information.

Challenges and Considerations:

Despite its advantages, Mattermost is not without challenges. Its monolithic architecture has been criticized for its complexity and constraints on scalability. This architecture can be overwhelming for growing businesses that require a more scalable solution. Furthermore, deploying and maintaining a Mattermost instance demands a certain level of technical knowledge, as users must manage updates and troubleshoot directly on their servers.

Mattermost's enterprise-grade features are predominantly available in paid tiers, potentially limiting the open-source benefits for some users. The need for comprehensive technical knowledge can be a barrier, especially for small teams or organizations without dedicated IT resources.

Competition and Alternatives:

Mattermost faces stiff competition from a variety of other team collaboration tools, including Slack, Microsoft Teams, and Rocket.Chat. Users looking for alternatives often cite ease of use and maintenance as determining factors. Competitors like Rocket.Chat and Element.io present similar open-source options, while Slack and Microsoft Teams offer robust, user-friendly environments but at the cost of self-hosting capabilities and data control.

Articles and user reviews frequently mention Mattermost as a sound alternative to both Slack and Microsoft Teams, particularly in scenarios where data privacy and customization are paramount. However, for organizations seeking straightforward deployment or scalable architectures, alternatives might be more appealing.

Community and Developer Engagement:

Mattermost has garnered a strong developer community due to its open-source nature. Hacktoberfest mentions reflect active engagement and contributions, indicating a thriving ecosystem. Its popularity on platforms like GitHub underlines its reputation among open-source enthusiasts and those seeking to innovate on a budget.

Overall, Mattermost is a powerful tool for organizations that demand secure, customizable, and self-hosted team collaboration solutions. Its unique positioning as an open-source platform appeals largely to enterprises prioritizing privacy and control, despite the challenges posed by its deployment complexity and architectural limitations.

Do you know an article comparing Mattermost to other products?
Suggest a link to a post with product alternatives.

Suggest an article

Mattermost discussion

Log in or Post with

Is Mattermost good? This is an informative page that will help you find out. Moreover, you can review and discuss Mattermost here. The primary details have not been verified within the last quarter, and they might be outdated. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.