Output Messenger is described as 'Private and Secure Instant Messenger for Office designed specifically for keeping remote employees and multiple offices in sync' and is a Group Chat app in the social & communications category. There are more than 50 alternatives to Output Messenger for a variety of platforms, including Windows, Web-based, Android, Mac and iPhone apps. The best Output Messenger alternative is Slack, which is free. Other great apps like Output Messenger are Mattermost, Rocket.Chat, Trillian and Ripcord.
Offers unified communication for teams with advanced real-time messaging, contextual features, versatile chat tools, and organized conversations in dedicated channels with integrated file sharing on Mac, Windows, Linux, and mobile platforms for enhanced productivity.
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Self-hosted collaboration platform featuring chat, workflow automation, voice and video calling, screen sharing, AI capabilities, broad third-party integration support, cross-platform apps, compatibility with Slack imports, and flexible deployment options for secure team communication.
United States
Open-source chat server supporting real-time group, direct, and private messaging, video calls, file sharing, helpdesk chat, API integrations, desktop notifications, emojis, LDAP authentication, cross-platform apps, and customizable extensions for teams.
United States
Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as text messages on your phone.
United States
Ripcord is a desktop chat client for group-centric services like Slack and Discord. It provides a traditional compact desktop interface designed for power users. It's not built on top of web browser technology: it responds quickly to input, sips gently from computer...
United States
Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application.
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BeeBEEP is a secure network chat. You can talk and send files with all your friends inside a local area network such of an office, home or internet cafe without a server.
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Replace a multitude of services and apps with a single ecosystem for your business to work in. Explore the tools of Bitrix24.
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A comprehensive collaboration platform within Office 365, providing centralized chat, file sharing, and HD video meetings. Accessible on multiple platforms, it offers enterprise-grade security and compliance, customizable notifications, and private to group chat sessions.
United States
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Unlimited public or private chat rooms with full search, GitHub-based authentication, file and code sharing, flexible integrations with popular developer tools, admin controls, guest access, multi-platform support, data export, and ad-free collaboration spaces.
United Kingdom
hack.chat is a minimal, distraction-free chat application. Channels are created and joined by going to https://hack.chat/?your-channel. There are no channel lists, so a secret channel name can be used for private discussions.
Source code : https://github.com/hack-chat/main.
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