Slack
Messaging software application
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| August 2024 | Slack and Box announce an expanded partnership introducing secure AI capabilities to enterprise content management. |
| March 2023 | Salesforce announced a partnership with OpenAI to launch a ChatGPT integration for Slack, enabling conversation summarization, question answering, and reply drafting. |
| December 5 2022 | Stewart Butterfield announces his departure from Slack, to be succeeded by Lidiane Jones. |
| June 2022 | Slack expanded Huddles functionality to include video calls, with participant limits varying by plan type. |
| March 2022 | Slack introduced 'Huddles', a new voice conference feature allowing users to mute/unmute, share screens, draw on shared screens, and invite others to calls. |
| July 21 2021 | Salesforce completes its acquisition of Slack. |
| June 2021 | Slack launches 'Slack Atlas', a feature derived from the Rimeto acquisition, providing employee directory functionality. |
| December 1 2020 | Salesforce acquired Slack Technologies for $27.7 billion, marking a significant milestone in the company's corporate history. |
| July 2020 | Slack acquires Rimeto, a startup specializing in employee directories and profiles. |
| June 2019 | Slack goes public through a direct public offering, reaching a market value of $19.5 billion. |
| April 26 2019 | At the time of its S-1 IPO filing, Slack reported over 10 million daily active users from more than 600,000 organizations in over 150 countries. |
| 2018 | Slack made a retroactive change to its privacy policy, allowing workspace administrators to access all public and private chat messages without user consent, and removing notifications when data is downloaded from a workspace. |
| July 26 2018 | Slack acquires HipChat and Stride from Atlassian, with plans to migrate their users to Slack. |
| May 2018 | Slack closes down IRC and XMPP protocol gateways due to inherent protocol limitations. |
| March 2018 | Slack partnered with Workday, enabling employees to access co-worker information, organizational charts, benefits, feedback, and time-off requests within the platform. |
| 2017 | Slack was recognized as the best startup of the year at the Crunchies Awards, organized by TechCrunch. |
| 2017 | The Electronic Frontier Foundation (EFF) published a report rating Slack four out of five stars in its 'Who has your back' report, commending the company's practices regarding government data requests. |
| 2015 | Slack exceeded one million daily active users. |
| December 2015 | Slack introduced a searchable directory with over 150 integrations that users can install. |
| July 2015 | Slack launched an integration with Google Calendar, expanding its third-party service connections. |
| April 2015 | Slack grew to 200,000 paid subscribers and 750,000 daily active users. |
| March 2015 | Financial Times highlighted Slack as the first business technology since Microsoft Office and BlackBerry to cross from business into personal use. |
| February 2015 | Slack reported approximately 10,000 new daily active users signing up each week, with over 135,000 paying customers across 60,000 teams. |
| February 2014 | Slack was publicly launched, offering a cloud-based communication platform for team collaboration. |
| August 2013 | Slack is launched to the public, maintaining initial compatibility with IRC and XMPP messaging protocols. |
| August 2013 | Slack was initially launched as an internal tool for Tiny Speck, a gaming company, during the development of the online game Glitch. |
| October 2012 | Stewart Butterfield decides to pivot from Glitch and repurpose the company's internal communication tools into a new product, which would become Slack. |
This contents of the box above is based on material from the Wikipedia article Slack (software), which is released under the Creative Commons Attribution-ShareAlike 4.0 International License.