
Slack
Rocket.Chat
Discord
Element.io
Telegram
Zulip
Microsoft Teams
Mattermost is an open source alternative to Slack.

OutSystems
Zoho Creator
Appian
Kissflow
Salesforce Lightning Platform
WompMobile
Oracle Mobile Application
Mendix is the fastest and easiest low-code platform used by businesses to create and continuously improve mobile and web apps at scale.

Which is more popular?
Based on our record, Mattermost seems to be a lot more popular than Mendix. While we know about 75 links to Mattermost, we've tracked only 1 mention of Mendix.
Website, pricing, platforms and company facts side by side.
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| Website | mattermost.com | mendix.com |
| Pricing | ||
| Company | Startup from the United States | Startup from the United States · 250 - 499 employees · 2005 |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
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.
No analysis of Mendix yet.
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Mattermost and Mendix. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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.
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,...
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.
Mendix: Collaborative development environment with flexible deployment and strong AI-assisted development through Maia, plus growing agent capabilities. Strong for enterprise apps, but loosely coupled orchestration...
Strengths: A leader in enterprise low-code development, Mendix caters to complex applications with a focus on scalability and governance. It offers advanced features like API management, cloud deployment options, and...
Price: Mendix prices are based on the number of app users. Its Community version is free. Mendix offers three more plans i.e. Single App (Starts at $1875 per month), Pro (Starts at $5375 per month), and Enterprise...
Recommendations tracked on public social media and blogs since March 2021.


The amazing thing is that there is almost always an open-source alternative that is 10x better in many ways, in the case of slack https://mattermost.com/ I'm looking forward for AI to make it very easy to deploy your own tools and walk... - Source: Hacker News / 21 days ago
How does it compare to MatterMost [1]? [1] https://mattermost.com/. - Source: Hacker News / 4 months ago
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... - Source: dev.to / 5 months ago
The free dev-accounts that are mentioned on the website are referring to making accounts on mendix.com and developing in studio or studio pro. Those accounts are the 'dev accounts', we don't charge for that. If you create an dev account... Source: over 5 years ago
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