Based on our record, Mattermost seems to be a lot more popular than ChatSecure. While we know about 59 links to Mattermost, we've tracked only 2 mentions of ChatSecure. 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.
Https://chatsecure.org/ > ChatSecure is a free and open source messaging app that features OMEMO encryption and OTR encryption over XMPP. You can connect to your existing Google accounts or create new accounts on public XMPP servers (including via Tor), or even connect to your own server for extra security. > Unlike other apps that keep you stuck in their walled garden, ChatSecure is fully interoperable... - Source: Hacker News / 12 months ago
In this case, I would rather suggest others to use the likes of Element a Matrix client, or e.g. RetroShare, Briar, OnionShare, or e.g. XMPP with the clients like Dino, Conversations, Gajim, ChatSecure. Source: about 3 years ago
> Tell me another platform that is free, has realtime chat, voice and video, has stable service, allows sharing images and other media, with good ownership management... And is open source. Mattermost: https://mattermost.com/ Rocket.Chat: https://www.rocket.chat/ Nextcloud Talk: https://nextcloud.com/talk/ Self hosting and some assembly required. I've run all of them on cheap VPSes to explore a Slack/Discord... - Source: Hacker News / about 1 month ago
Mattermost, Inc. | Senior React Native Engineer | REMOTE (US Only) | Full-Time At Mattermost we build an open core, chat and collaboration platform focused on making users with mission critical work more productive while also allowing our customers to self-deploy and have full control over their own data. We’re looking for a Senior React Native Engineer who has the depth to significantly move the performance... - Source: Hacker News / 2 months ago
Mattermost — Secure collaboration for technical teams. Free plan with unlimited channels, playbooks, boards, users, 10GB storage, and more. - Source: dev.to / 3 months ago
Mattermost for Chat, and also for Notifications sent by Uptime-Kuma. Source: 5 months ago
Mattermost is an good alternative to companies, workers and teams. Source: 10 months ago
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.
Slack - A messaging app for teams who see through the Earth!
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Rocket.Chat - Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Otr.to - A secure peer-to-peer chat in your web browser.