Open Source Slack Alternatives
A curated collection of the 5 best open source alternatives to Slack.
Mattermost stands out as the best open source alternative to Slack. If it doesn’t meet your needs, don’t worry, — we’ve put together a ranked list of other open source Slack alternatives to help you find the right fit. Other interesting open source alternatives to Slack are: Rocket.Chat, Revolt, Element and Zulip.
Slack alternatives are mainly Communication but may also be Messaging or Task Management. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Slack.
A secure collaboration platform designed for mission-critical operations. It offers customizable tools for team communication, task management, and workflow automation
An open-source communication platform designed for secure and customizable team collaboration.
An open-source, user-centric chat platform designed as a privacy-focused alternative to Discord.
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Adobe Photoshop
A powerful photo editing and illustration tool that enables users to transform images, remove unwanted elements with a click, and create photorealistic results using generative fill tools.
Google Analytics
A web analytics service offered by Google that tracks and reports website traffic, providing insights into user behavior.
Notion
An all-in-one workspace for notes, tasks, databases, project management, knowledge sharing, and team collaboration, blending flexibility with organization to streamline your workflow.
Firebase
Google’s mobile and web app development platform that helps developers build apps and games that users will love.
Intercom
A customer service platform that combines live chat, messaging, and AI-powered support tools. It helps businesses manage customer interactions, automate responses, and improve support efficiency across channels.
Textexpander
A productivity tool that helps individuals and teams save time by creating reusable snippets for frequently typed content like emails, messages, and responses.