Yasuui/ystack
Open-source toolkit / framework for 10x faster AI agent development and output. Free, local-first, no API costs. Build powerful autonomous agents with modular tools, prompts, and integrations
Platform-specific configuration:
{
"mcpServers": {
"ystack": {
"command": "npx",
"args": [
"-y",
"ystack"
]
}
}
}Add the config above to .claude/settings.json under the mcpServers key.
> Free, open-source multi-agent developer swarm for Antigravity IDE and Gemini CLI.
ystack is a framework for orchestrating specialized AI agents to build, test, and ship software with extreme autonomy. It leverages the Antigravity IDE and Gemini 2.0 Flash to provide a seamless, local-first development experience.
---
# 1. Clone or copy to your project root
git clone https://github.com/Yasuui/ystack.git .ystack
cp -r .ystack/config/ .
# 2. Run bootstrap script
./.ystack/install.sh
# 3. Paste the contents of config/bootstrap.md into your Agent Manager
# → Done! Your agent "swarm" is now active.---
ystack uses a "divide and conquer" approach. Each task is handled by a specialized agent with a specific role and set of tools.
| Agent | Icon | Role | Invoke when | | :--- | :---: | :--- | :--- | | Frontend | 🎨 | Premium UI + taste-soft-skill | Any UI change, new component, design work | | Backend | ⚙️ | API / DB / Server Logic | endpoints, DB schema, auth, IPC | | QA | 🧪 | Playwright + Integrity Tests | All user-facing features — always | | Review | 🔒 | Security + Correctness Audit | Before every ship — always | | Ship | 🚢 | Git + PR + Deploy | After Review and QA return READY | | RootCause | 🔍 | Debug-first Detective | Any broken test, runtime error, or unstable system | | Docs | 📝 | README + JSDoc + Comments | New public APIs, components, README updates |
---
ystack comes pre-configured with the following Model Context Protocol (MCP) integrations for max autonomy:
| MCP | Purpose | Capability | | :--- | :--- | :--- | | GitHub | Version Control | Create PRs, issues, commits via agent | | Context7 | Live API Intelligence | Verify library methods in real-time | | Playwright | Browser Automation | E2E testing and web scraping | | Supabase | Cloud DB & Auth | Manage production d
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