Software Alternatives, Accelerators & Startups

Nextcloud VS Mattermost

Compare Nextcloud VS Mattermost and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Nextcloud logo Nextcloud

With Nextcloud enterprises host their own secure cloud solution for storage, collaboration & communication from any device, anywhere.

Mattermost logo Mattermost

Mattermost is an open source alternative to Slack.
  • Nextcloud Landing page
    Landing page //
    2023-07-23
  • Mattermost Landing page
    Landing page //
    2023-10-21

Nextcloud features and specs

  • Open Source
    Nextcloud is open source, meaning the source code is available for anyone to inspect, modify, and enhance. This promotes transparency and community contributions.
  • Privacy and Control
    Users have complete control over their data since Nextcloud can be self-hosted. This mitigates privacy concerns associated with third-party cloud services.
  • Extensibility
    Nextcloud offers a wide range of apps and plugins that can extend its functionality, such as calendar, contacts, office, and media apps.
  • Collaboration Tools
    Nextcloud includes integrated solutions for file sharing, collaborative editing, and communication, which are useful for both personal and enterprise use.
  • Security Features
    Nextcloud provides robust security features like end-to-end encryption, two-factor authentication, and regular security updates.

Possible disadvantages of Nextcloud

  • Setup Complexity
    Setting up and maintaining a Nextcloud instance can be technically challenging, especially for users without a background in server management.
  • Performance Issues
    Depending on the hardware and configuration, Nextcloud might experience performance issues, particularly under heavy load or with extensive use of additional apps.
  • Resource Intensive
    Nextcloud can be resource-intensive in terms of CPU, memory, and storage, especially when additional features and apps are enabled.
  • Dependency Management
    Managing dependencies and ensuring compatibility with other installed software can be cumbersome, requiring regular updates and maintenance.
  • Limited Official Support
    While there is a strong community, official support can be limited or costly, which may be a disadvantage for enterprise environments requiring reliable assistance.

Mattermost features and specs

  • 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.
  • Security
    Being self-hosted or hosted in a private cloud, Mattermost offers strong security controls, making it suitable for industries with stringent compliance requirements.
  • Flexibility
    Mattermost supports a wide range of plugins and integrations with other tools and services, providing a high degree of flexibility in customization.
  • Team Collaboration
    The platform provides comprehensive team collaboration features, including direct messages, group chats, and file sharing, which streamline communication and project management.
  • Scalability
    Mattermost is designed to handle large-scale deployments, making it suitable for enterprises with significant user bases.

Possible disadvantages of Mattermost

  • Complex Setup
    Setting up Mattermost can be complex and may require considerable time and technical expertise, particularly for self-hosted deployments.
  • Cost
    While the basic version is free, advanced features and enterprise-grade support come at a cost which can be expensive for smaller organizations.
  • Maintenance
    Self-hosting Mattermost requires ongoing maintenance, including updates and security patches, which can be resource-intensive.
  • Learning Curve
    New users may experience a learning curve due to the platform's comprehensive set of features and customization options.
  • Mobile Experience
    The mobile app, while functional, is often considered less polished and feature-rich compared to the desktop version, which might affect user experience on the go.

Analysis of Mattermost

Overall verdict

  • Mattermost is a strong choice for teams and organizations looking for a secure, customizable, and self-hosted collaboration tool. While it may require more setup than some cloud-based alternatives, the customization and control it offers can be a significant benefit.

Why this product is good

  • Mattermost is considered a good platform for its open-source nature, which provides flexibility and control over data, making it a popular choice for organizations with specific security and compliance needs. It offers robust features for team collaboration, including messaging, file sharing, and integrations with other services. The ability to customize and extend the platform to fit unique organizational workflows is another advantage.

Recommended for

    Mattermost is recommended for organizations that prioritize data privacy and security, need extensive customization options, or are looking to integrate a collaboration tool into existing systems. It is also suitable for teams in regulated industries requiring on-premises solutions.

Nextcloud videos

Here are 5 Reasons I โค๏ธ Nextcloud | TLG

More videos:

  • Review - Pros and Cons of NextCloud
  • Review - Nextcloud is AWESOME... but?

Mattermost videos

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

More videos:

  • Review - Demo of Mattermost Basics | Features end users love
  • Review - Getting Started with Mattermost

Category Popularity

0-100% (relative to Nextcloud and Mattermost)
Cloud Storage
100 100%
0% 0
Communication
0 0%
100% 100
File Sharing
100 100%
0% 0
Group Chat & Notifications

User comments

Share your experience with using Nextcloud and Mattermost. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare Nextcloud and Mattermost

Nextcloud Reviews

Top 10 Best Enterprise Instant Messaging Software [2026]
Nextcloud Talk is one of the best self-hosted on-premises audio/video and chat communication services. It provides a cutting-edge on-premises content collaboration platform with real-time voice, video chat, and groupware on mobile, desktop, and the web.
Source: www.contus.com
12 Best Self-hosted Chat Platforms For Team Communication
Below is a curated list of the 12 best self-hosted messaging apps like MirrorFly, Mattermost, Zulio, Nextcloud, and Rocket.chat that offer unique collaboration features and lets you take full control of your data.
Best Cloud Storage Services for Linux
Another general tip is โ€“ if you can, self-host your data. Use Nextcloud and/or Cryptomator. You will have the most control over your data this way. Youโ€™ll also have the most features, tools, extensions, integrations, etc. with Nextcloud. You wonโ€™t be limited to some features based on the plan youโ€™re paying for. However, thereโ€™s a learning curve for this. Youโ€™ll need to know...
Source: linuxstans.com
20+ Picasa Alternatives And Best Similar Apps Like Picasa 2022
Nextcloud is far more than a photo hosting application and the best Picasa alternative, but its photo management stands out thanks to phone apps you can use for opt-in synchronization. Instead of sending your pictures to Google Photos or Apple cloud storage, you can send them to your Nextcloud install.
6 cPanel Alternatives
Nextcloud was forked from ownCloud in 2016. They share mostly the same native features and workflow. However, Nextcloud is more popular for a few notable reasons.

Mattermost Reviews

Top 10 Best Enterprise Instant Messaging Software [2026]
Mattermost is an open-source platform that enables safe collaboration in self-hosted chat programs featuring file sharing, search, and integrations; groups and businesses can use it as an internal chat.
Source: www.contus.com
7 best Mattermost alternatives for secure business messaging
Mattermost uses monolithic architecture, which is tightly coupled and complex to understand. It restricts the scalability of the collaboration tool, which is a limitation for growing businesses. In that case, businesses explore Mattermost alternatives that support scalability.
Source: www.rocket.chat
12 Best Self-hosted Chat Platforms For Team Communication
Below is a curated list of the 12 best self-hosted messaging apps like MirrorFly, Mattermost, Zulio, Nextcloud, and Rocket.chat that offer unique collaboration features and lets you take full control of your data.
10 Best Telegram Alternatives in 2024
Mattermost is the most widely used Social platforms for any companies specially IT sectors, and it serves as one of the top Telegram alternatives. Provides easy-to-setup interface with fast performance. This app is designed for file sharing, searching options and also to allow user internal chat facility. Mattermost is the alternative for telegram and microsoft teams apps.
Top 5 Voice Messaging Apps To Keep Teams Connected
Some business conversations are private and cannot be discussed on third-party servers. If you are looking for a secure app to use for your conversations, consider using Mattermost. The app is open-source where you will need to have it downloaded and installed on the servers of your company. This is one of the video messaging apps that are self-hosted. With this app, you can...

Social recommendations and mentions

Based on our record, Nextcloud should be more popular than Mattermost. It has been mentiond 304 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Nextcloud mentions (304)

  • My personal journey learning about prompt-injections and how that influences my use of AI (agents)
    So what about having a stricter separation between data and instructions? Let's look at that using, for example, the Nextcloud AI assistant. Nextcloud-Hub is a self-hosted file storage platform with collaboration tools. It has also an AI Assistant App and guess what, it can summarize text (and much more). I've set it all up with the OpenAI API using the gpt-5-chat-latest model. When I click on any file and... - Source: dev.to / 3 months ago
  • Nextcloud vs ownCloud: Which File Server to Use?
    Nextcloud and ownCloud share a common ancestor. In 2016, Nextcloud's founder (Frank Karlitschek, who also founded ownCloud) forked ownCloud to create Nextcloud, taking most of the developer community with him. Since then, the projects have diverged significantly. - Source: dev.to / 5 months ago
  • Ask HN: What's your favorite self-hosted application?
    Previously Nextcloud [1], currently bewCloud [2]. Full disclosure: I created bewCloud as a simpler, faster, and modern alternative to Nextcloud. They've allowed me to get my Files (including Photos), Calendars, Contacts, and RSS feeds off of Big Tech. [1] https://nextcloud.com [2] https://bewcloud.com. - Source: Hacker News / 6 months ago
  • Apple has locked my Apple ID, and I have no recourse. A plea for help
    I run a nextcloud [1] instance and use it for contacts, calendars, and reminders 1. https://nextcloud.com. - Source: Hacker News / 8 months ago
  • Europe just dropped a cloud rulebook (and itโ€™s actually good)
    This is the same energy behind projects like Gaia-X, Nextcloud, and the open-source revival happening across the continent. Itโ€™s not nostalgia for on-prem servers itโ€™s a philosophy: control what you depend on. - Source: dev.to / 9 months ago
View more

Mattermost mentions (74)

  • Radicle: Sovereign {code forge} built on Git
    How does it compare to MatterMost [1]? [1] https://mattermost.com/. - Source: Hacker News / 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 / 4 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 / 5 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 / 6 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
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What are some alternatives?

When comparing Nextcloud and Mattermost, you can also consider the following products

Dropbox - Online Sync and File Sharing

Slack - A messaging app for teams who see through the Earth!

Google Drive - Access and sync your files anywhere

Rocket.Chat - Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

Mega - Secure File Storage and collaboration

Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.