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

Create tables to embed on your website from a spreadsheet or airtable
Which is more popular?
Based on our record, Mattermost seems to be a lot more popular than EmbedWS. While we know about 75 links to Mattermost, we've tracked only 1 mention of EmbedWS.
Website, pricing, platforms and company facts side by side.
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| Website | mattermost.com | tablews.com |
| Pricing | — | |
| Company | Startup from the United States | — |
| 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.
Overall verdict
Why this product is good
Recommended for
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 EmbedWS. 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.
We have no reviews of EmbedWS yet. Be the first one to post
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 / 24 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
I want to share a website that I generated for the 'Remote marketing jobs' from the airtable universe. Site: https://remotemkt.listws.app/ Airtable base:... Source: about 5 years ago
When comparing Mattermost and EmbedWS, you can also consider the following products.


Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Compare Rocket.Chat to Mattermost or EmbedWS:

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
Compare Discord to Mattermost or EmbedWS:

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.
Compare Element.io to Mattermost or EmbedWS:

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Compare Telegram to Mattermost or EmbedWS:

Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.
Compare Zulip to Mattermost or EmbedWS: