
JavaScript.com
JavaScript Quiz
Learn JavaScript
JavaScript Knowledge Map
Do you speak JavaScript?
50 Tips on JavaScript
dateDropper Javascript
A full list of JavaScript operators with examples

Slack
Rocket.Chat
Discord
Element.io
Telegram
Microsoft Teams
Zulip
Mattermost is an open source alternative to Slack.
Which is more popular?
Based on our record, Mattermost seems to be a lot more popular than JavaScript Operator Lookup. While we know about 76 links to Mattermost, we've tracked only 1 mention of JavaScript Operator Lookup.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | joshwcomeau.com | mattermost.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.


No analysis of JavaScript Operator Lookup yet.
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.
Walkthroughs and reviews on video.
No JavaScript Operator Lookup videos yet. You could help us improve this page by suggesting one.
Mattermost - An Open Source, Self Hosted, Slack Chat Alternative
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


We have no reviews of JavaScript Operator Lookup yet. Be the first one to post
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.
Recommendations tracked on public social media and blogs since March 2021.


If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
Mattermost | Remote (US and Canada) | FT | Multiple roles Mattermost (https://mattermost.com) is an open-core collaboration and workflow automation platform for air-gapped, on-prem and private clouds. Our customers are in defense,... - Source: Hacker News / 7 days ago
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 2 months ago
How does it compare to MatterMost [1]? [1] https://mattermost.com/. - Source: Hacker News / 5 months ago
When comparing JavaScript Operator Lookup and Mattermost, you can also consider the following products.

A free resource for learning and developing in JavaScript
Compare JavaScript.com to JavaScript Operator Lookup or Mattermost:

A messaging app for teams who see through the Earth!
Compare Slack to JavaScript Operator Lookup or Mattermost:

Check your knowledge by having fun.
Compare JavaScript Quiz to JavaScript Operator Lookup or Mattermost:

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

Learn JavaScript with guided tests and flashcards
Compare Learn JavaScript to JavaScript Operator Lookup or Mattermost:

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 JavaScript Operator Lookup or Mattermost: