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

Gotify
Pushbullet
QPush
AirDroid
OneSignal
AirMore
Ntfy
Real-time notifications on your Android, iPhone, iPad, and Desktop

Which is more popular?
Pushover might be a bit more popular than Mattermost. We know about 108 links to it since March 2021 and only 75 links to Mattermost.
Website, pricing, platforms and company facts side by side.
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| Website | mattermost.com | pushover.net |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | 2012 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Mattermost yet.
Pushover enables your servers, scripts, and connected services to push notifications to your Android, iOS, and Desktop devices through its API and mobile apps.
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.
Mattermost - An Open Source, Self Hosted, Slack Chat Alternative
More videos
Pushover by Ocean Review - Amigos: Everything Amiga Podcast 238
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Mattermost and Pushover. 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 Pushover 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 / about 1 month 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 / 6 months ago
Not Open Source but I’ve been using https://pushover.net/ for this use case since forever. The website still looks the same as on the day I signed up for it probably more than 10 years ago. Never had an issue and using that in all my... - Source: Hacker News / about 1 month ago
iSH for iPhone: https://ish.app Free, OSS, pretty great for ssh via VPN => tmux a => codex/claude I set up Codex to send a notification when done over Pushover (https://pushover.net). With this setup, you can just ssh into a Mac or... - Source: Hacker News / 3 months ago
The day this story was posted on Show HN, I didn’t want to be glued to the screen, waiting for new comments. So, I asked Gemini to write a script that listens for new comments on Firebase. I already had Pushover [1], so I connected the... - Source: Hacker News / 3 months ago
When comparing Mattermost and Pushover, you can also consider the following products.


a simple self-hosted server for sending and receiving messages
Compare Gotify to Mattermost or Pushover:

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

Pushbullet - Your devices working better together
Compare Pushbullet to Mattermost or Pushover:

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 Pushover:

QPush is a free service that lets you easily push text and links from PC to iPhone.
Compare QPush to Mattermost or Pushover: