Slack Open Source Alternatives

Signal is used to develop open source privacy technology that protects privacy rights, promotes free expression and enables secure global communication. Signal Messenger is uniquely positioned to focus on its mission in an environment where users will always come first. It is suitable for all type of organizations.

Virola Messenger is a Business Instant Messaging Software that safeguards your team from tracking, surveillance, and data leaks. With a built-in problem tracking system, you can get things done. You can interact, transfer data, organise meetings, and manage assignments all from one place using Virola Messenger. For the company's numerous departments, projects, and tasks, you can build topic-based groups. You may use a Kanban board to turn conversation messages into tasks and track their progress. Fill in the blanks on teammate profiles with important information. You may make it such that live avatars can see one other. Before making arrangements for the day, look over the list of scheduled meetings. From one platform, you can cooperate, communicate, send files, have meetings, and manage tasks. You can organise your team. For the company's numerous departments, initiatives, and tasks, create topic-based groups. Furthermore, you may organise your day by checking the list of booked meetings before making day-to-day plans.

Zulip combines the immediacy of real-time chat with an email threading model. Drag a file into the compose box and they'll upload and preview it for you. Sharing and discussing work with teammates has never been easier. Discuss code with ease using Markdown code blocks (and syntax highlighting). And discuss blocks of text with ease with block quotes. Customize Zulip’s markup to automatically link back to your issue tracker or GitHub when you type “#1235” or a commit ID.

Element is a multi-purpose secure chat app developed for teams, organizations, and friends group to keep their conversations in control and safe from ads and data mining. It is an open global matrix network that is secured by decentralized end-to-end encryption. It enables the users to group chat, video call, and share data to socialize and stay in touch with friends and family. Element ensures excellent teamwork within an organization and across a business ecosystem using its smart and secure technology. It enables you to keep everyone together from your social clubs to your social movements. It is an open-source platform in collaboration with develops throughout all of Matrix, comprising KDE, GNOME, Gitter, and Mozilla. Users get the feature to connect with everyone, both personally and socially. It ensures a completely secure messaging experience to its users with no third-party access, and absolutely no data mining of any kind. It has an extremely easy-to-use interface with a clean and powerful design. It offers various price variations to suit every budget.

Gitter is a chat and networking platform that helps to manage, grow and connect communities through messaging, content and discovery. Enjoy free public and private communities with unlimited people, message history, and integrations. Gitter is designed to make community messaging, collaboration, and discovery as smooth and simple as possible. You can easily create, organize and grow your communities, inviting others to join just in one click.