collaboration plugins

j-ronk/backchannel

Plugin Claude Code

Plugin marketplace listing 1 plugin: backchannel.

j-ronk/backchannel

Plugin Claude Code

Share context across separate Claude Code sessions (E2E-encrypted).

2389-research/slack-mcp

Plugin Claude Code

Slack workspace integration - create channels, invite users, post messages, and manage threads.

alona-iaig/overboard-claude-plugin

Plugin Claude Code

Create visual boards, diagrams, and plans on Overboard Studio directly from Claude Code. Turn conversations into shareable whiteboards.

rohanrichards/pairdown

Plugin Claude Code

Multiplayer markdown rooms for people and their agents, and the plugin that lets a session join one.

rohanrichards/pairdown

Plugin Claude Code

Multiplayer markdown rooms with agents in them — join one from your session as a named agent.