83 Alternatives to mattermost.org

Explore a diverse selection of alternative sites and similar platforms to mattermost.org. Discover comparable services and features, and expand your online options. Upgrade your browsing experience with our comprehensive collection of alternatives.

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mattermost.com

Mattermost is a secure collaboration platform for accelerating mission critical work in complex environments.

slack.com

Slack is a new way to communicate with your team. It's faster, better organized, and more secure than email.

matternotes.com

rocket.chat

Explore Rocket.Chat, where we put data privacy into every conversation and enable teams to collaborate seamlessly.

ryver.com

Get more done and save money by collaborating with your whole team IN ONE APP. Group chat, task manager, voice/video calls, and more. Start getting your team organized for FREE today!

mattermost.actin.cn

jeffschering.github.io

flock.com

Flock is a consumer Internet business which has developed a free, next generation web browser. The web, and the way people engage online, has evolved dramatically over the past decade. But web browsers - the application that fundamentally enables online experiences and services across ones' connected life - have not kept pace. ...

mattermost.atlassian.net

slack.help

slackhq.com

nodebb.org

Better community forum software for the modern web: powerful, mobile-ready and easy-to-use.

zulipchat.com

focalboard.com

nextcloud.com

The most popular self-hosted collaboration solution for tens of millions of users at thousands of organizations across the globe

sendbird.com

Boost app engagement with modern chat, voice and video features. Quickly build your custom in-app experience with Sendbird's Chat API and SDK.

standuply.com

feardamhan.com

matrix.org

Matrix, the open protocol for secure decentralised communications

chrislea.com

golangbridge.org

martinschoeler.github.io

m.io

Mio enables cross-platform messaging and file sharing interoperability for enterprises who use Google Workspace with Microsoft Teams or Slack.

kopano.com

Digitally sovereign solutions to keep track of e-mails, calendars or tasks or to stay in contact with team colleagues via video meeting.

akitaonrails.com

Ruby Vulnerabilities: "Enterprise" to the rescue ... Rolling with Rails 2.1 - The First Full Tutorial - Part 2

elijahpaul.co.uk

vision4ai.eu

twist.help

kopano.io

Digitally sovereign solutions to keep track of e-mails, calendars or tasks or to stay in contact with team colleagues via video meeting.

brightscout.com

chatbotnewsdaily.com

tosbourn.com

A personal blog by Web Developer Toby Osbourn

slackapi.github.io

discordapp.com

Discord is the easiest way to talk over voice, video, and text. Talk, chat, hang out, and stay close with your friends and communities.

wikihow.tech

slackmojis.com

The best emojis for your Slack chats. Download all the custom emojis and animated emojis for your rooms.

gitlab.com.cn

univention.com

restya.com

runastartup.com

openproject.org

Open source project management software for classic, agile or hybrid project management: task management✓ Gantt charts✓ boards✓ team collaboration✓ time and cost reporting✓ FREE trial!

gitter.im

Gitter — Where developers come to talk.

theselfhostingblog.com

jappix.com

wekan.github.io

emojidex.com

discourse.org

Discourse is modern forum software for your community. Use it as a mailing list, discussion forum, long-form chat room, and more!

owncloud.com

ownCloud, your file platform. The most essential business tool for enterprise-grade file sync and share.

allinone.im

Use messengers like WhatsApp, Telegram, Messenger, Skype and many more in one app!

slack.engineering

Slack Engineering -

owncloud.org

drone.io

Drone CI - Automate Software Testing and Delivery

truenas.com

TrueNAS is the World's #1 Open Source Storage. Based on OpenZFS, it is trusted by millions and deployed worldwide.

polly.ai

Polly meets your team right where they work and gets answers to your most important questions, instantly.

nethserver.org

caddy.community

Discussion about Caddy and the modern Web

openmediavault.org

openmediavault - The open network attached storage solution

tryshift.com

Organize and streamline all your tabs and apps with the Shift browser.

atlassian.com

Atlassian's team collaboration software like Jira, Confluence and Trello help teams organize, discuss, and complete shared work.

calendly.com

Calendly is the modern scheduling platform that makes "finding time" a breeze. When connecting is easy, your teams can get more done.

scalac.io

asana.com

Work anytime, anywhere with Asana. Keep remote and distributed teams, and your entire organization, focused on their goals, projects, and tasks with Asana.

atlassian.net

built.io

mirrorfly.com

MirrorFly, a leading provider of SAAP and SAAS based In-app Chat, Voice & Video Call APIs for 3rd party Apps and Web Integration.

troopmessenger.com

Our office chat software integrates multiple features and functionalities on a single interface offering ease of use and heightened user experience. Troop messenger is the brand new means of escalating office chat and instant messaging for business to the next level keeping a milestone behind.

quickblox.com

QuickBlox provides instant messaging API that allow chat and calling functionality to be added to any Android, iOS, or Web application.

talkjs.com

gitlab.com

From planning to production, bring teams together in one application. Ship secure code more efficiently to deliver value faster.

getstream.io

Scalable & fast API for building social networks, activity feeds, activity streams and chat apps.

cometchat.com

Flexible SDKs, APIs & UI Kits to power in-app chat, voice and video communication. Sign up now!

element.io

Element is a Matrix-based end-to-end encrypted messenger and secure collaboration app. It's decentralised for digital sovereign self-hosting, or through a hosting service such as Element Matrix Services. Element operates on the open Matrix network to provide interoperability and easy connections.

riot.im

Element is a Matrix-based end-to-end encrypted messenger and secure collaboration app. It's decentralised for digital sovereign self-hosting, or through a hosting service such as Element Matrix Services. Element operates on the open Matrix network to provide interoperability and easy connections.

matrix.to

You're invited to talk on Matrix

matrix-org.github.io

fairkom.eu

egroupware.org

Groupware tool for online collaboration and organisation. EGroupware integrates cutting edge collaboration technologies - available in a german hosting environment or on-premises.

zulip.com

Zulip is the only modern team chat app that is designed for both live and asynchronous conversations. Organized to help you collaborate productively and efficiently.

rocketchat.github.io

zulip.org

Zulip is the only modern team chat app that is designed for both live and asynchronous conversations. Organized to help you collaborate productively and efficiently.

okturtles.org

firechat.firebaseapp.com

sdelements.github.io