Top SLACK GitHub Repositories & Tools (2026)

Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.

PipesHub is an open-source platform for securely connecting enterprise knowledge to AI. Give AI agents trusted context and your team permission-aware search with verified citations across your business systems.

Your Company Agentic Operating System

Slack CLI for humans and AI agents. Read, send, search and reply across one or many Slack workspaces from the terminal. No Slack app needed.

A blazingly fast Slack TUI

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

Next generation noIM application in your own workspace, not only another Slack/Discord/Rocket.chat

An AI Assistant that’s easy to setup, does your work 24/7, knows your preferences and gets better over time.

The local-first Agent OS — your AI partner lives on your own machine. Drive the official Claude Code, Codex & OpenCode from your browser or any chat app.

Affordable notifications for Kubernetes

Open-source control plane and runtime for organisational agents: shared company context & brain

Native C++/Qt6 Slack client for Linux, macOS and Windows. Lightweight alternative to the official Electron app.

Self-hosted notification infrastructure for product notifications. One API call handles email, SMS, push, and webhooks, with preferences, quiet hours, retries, fallback, scheduling, workflows, and delivery logs built in.

AI csapatod, ami fut amíg te alszol.

A Matrix-Slack puppeting bridge

Push notification SDK(AnPush、Bark、Chanify、DingTalk、Discord、Gitter、GoogleChat、IGot、Lark、Mattermost、MicrosoftTeams、NowPush、Ntfy、Push、Pushback、PushBullet、PushDeer、PushMe、Pushover、PushPlus、QQ、RocketChat、ServerChan、ShowdocPush、SimplePush、Slack、Telegram、WeWork、WPush、XiZhi、YiFengChuanHua、ZohoCliq、Zulip).

:eyes: monitor & detect crashes in your Kubernetes(K8s) cluster instantly