OpenCastle
Multi-agent orchestration setup for Copilot, Cursor, Claude Code, OpenCode, Windsurf, Codex and Antigravity.
Overview
OpenCastle is a multi-agent orchestration setup that works with existing coding tools, including Copilot, Cursor, Claude Code, OpenCode, Windsurf, Codex and Antigravity.
According to its site, it works without a server or an account. OpenCastle is maintained by Monki Labs and is fully open source under the MIT license, with no paid plan.
Features
- Orchestrates multiple agents across Copilot, Cursor, Claude Code, OpenCode, Windsurf, Codex and Antigravity.
- Works without a server or account.
Details
- Website
- opencastle.dev
- Company
- Monki Labs (opencastle)
- Category
- Agent orchestration
- Source
- Open source
- Repository
- github.com/monkilabs/opencastle · 51 stars
- License
- MIT
- Commercial offering
- None found
- Topics
- Listed
- October 2026
- Last verified
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