pillarhq/pillar

Open source product copilot. Embed an AI chat widget that doesn't just answer questions—it executes client-side actions in the user's browser to get things done inside your app.

43
/ 100
Emerging

Executes client-side with user session context, automatically discovering defined tools via decorator-based registration—no proxy or token forwarding required. Integrates with knowledge bases from websites, cloud storage (S3/GCS), and files, plus includes a standards-compliant MCP server for connecting to top AI models and agent frameworks. Multi-framework support across React, Vue, Angular, and vanilla JavaScript with automatic tool syncing via CLI.

No Package No Dependents
Maintenance 13 / 25
Adoption 7 / 25
Maturity 9 / 25
Community 14 / 25

How are scores calculated?

Stars

28

Forks

5

Language

Python

License

AGPL-3.0

Last pushed

Mar 12, 2026

Commits (30d)

0

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