SlackA team messaging app — channels, integrations, and the default chat layer for many companies. integrated GitHubA platform for Git hosting, pull requests, and CI — the center of open-source collaboration. commits, JiraAtlassian's issue tracker — workflows, boards, and JQL queries for software team project management. tickets, PagerDuty alerts, and `/giphy` into searchable channels — IRC for enterprises with OAuthAn authorization framework — lets apps access user data without sharing passwords. bots and threads. It normalized async work chat alongside Zoom standups; Salesforce acquired it for $27.7B in 2021. Developers still joke about notification overload, but SlackA team messaging app — channels, integrations, and the default chat layer for many companies. became the town square of modern software orgs.

SlackA team messaging app — channels, integrations, and the default chat layer for many companies. replaced internal email and IRC for millions of software teams.

Integrations turned chat into the notification hub for CI, deploys, and incidents.