Anthropic Open-Sources 11 Knowledge-Work Plugins Covering Sales, Legal and Finance
Anthropic has open-sourced the knowledge-work-plugins repository on GitHub: 11 official plugins that turn Claude into a specialist assistant for sales, legal, finance, data and other roles. The plugins are pure Markdown + JSON files — no code, no build steps — wiring into Slack, Notion, Jira, Microsoft 365 and more via MCP connectors. The repo hit GitHub trending on October 9 and has passed 28,000 stars.

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What happened
On October 9, anthropics/knowledge-work-plugins hit GitHub trending, passing 28,000 stars. It's Anthropic's official open-source plugin marketplace, built for Claude Cowork (also compatible with Claude Code): each plugin bundles the skills, connectors, slash commands and sub-agents for one job function. Install with claude plugin marketplace add anthropics/knowledge-work-plugins, or directly from inside Cowork.
Key facts
- 11 official plugins:productivity, sales, customer-support, product-management, marketing, legal, finance, data, enterprise-search and bio-research, plus a plugin-management plugin.
- File-based:Markdown + manifest (plugin.json) + .mcp.json connector config — no code, no infrastructure, no build steps; companies can rewrite them for their own tool stacks.
- Two invocation modes:skills fire automatically in relevant contexts, while slash commands (e.g. /sales:call-prep, /data:write-query) are invoked explicitly.
- Connector ecosystem:wires into Slack, Notion, Jira, HubSpot, Salesforce, Snowflake, Microsoft 365 and more via MCP; Apache 2.0 licensed.
Why it matters
The 11 official plugins cover sales, legal, finance, data and other roles; they are plain Markdown and JSON files with no code or build steps, connecting to Slack, Jira and other tools via MCP.
CompaniesAnthropic
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