Slack is a cloud-based team communication platform developed by Slack Technologies, which has been owned by Salesforce since 2021. Launched in 2013, Slack provides a channel-based messaging system that allows users to exchange instant messages, share files, and collaborate in real-time. Its integration capabilities with over 2,500 apps and services make it a versatile tool for businesses aiming to streamline their workflows. In 2024, Slack introduced Slack AI, incorporating artificial intelligence features to enhance user interactions and productivity. With a user base that includes 77 of the Fortune 100 companies and over 200,000 paid customers, Slack has established itself as a leading platform in the online services industry.