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Works with

Claude CodeClaude DesktopCursorVS CodeClineCodex CLIOpenClaw+ any MCP client

Install to Claude Code

This server doesn't publish a one-line install command. Follow the setup in the source repository.

Summary

AI-powered time-travel debugger with bidirectional execution replay, audit-compliant hash-chain logging, and SIMD-accelerated stack unwinding. Free Hobby tier available.

README.md

<p align="center"> <img src="kdb_transparent.png" alt="Kindly Debugger" width="120" height="120" style="border-radius: 50%"/> </p>

<h1 align="center">✨ KDB - The Kindly Debugger ✨</h1>

<p align="center"> <strong>Give your AI the superpower of <span style="color: #FFD700;">traveling back in time</span> to find what went wrong and fix the timeline.</strong> </p>

<p align="center"> <a href="https://www.kindly.software">🌐 Website</a> • <a href="https://www.kindly.software/#signup">🎉 Start Free</a> • <a href="https://www.kindly.software/#docs">📖 Docs</a> </p>

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🚀 Quick Start (30 seconds)

Option 1: One-Line Setup

npx -p @kindly-software-inc/kdb kdb-configure --auto

Follow the prompts to sign in with Google and auto-configure your MCP client.

Option 2: With License Key

npx -p @kindly-software-inc/kdb kdb-configure --auto --license "YOUR-LICENSE-KEY"

Option 3: Manual Config

Add to your MCP client config (Claude Code, Cursor, etc.): ``json { "mcpServers": { "kdb": { "command": "npx", "args": ["@kindly-software-inc/kdb"] } } } ``

That's it! 🎊 Ask your AI: "Debug my crashing program"

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⏱️ What It Does

Time-travel debugging for AI workflows. Step forward. Step backward. Debug as if the bug never existed.

| Feature | Description | |---------|-------------| | ⏪ Step Backward | Rewind execution to find root causes | | ⏩ Step Forward | Resume from any checkpoint | | 🎯 Breakpoints | Hardware-level with hit counting | | 📚 Stack Traces | SIMD-accelerated unwinding | | 🔐 Audit Trail | Hash-chain integrity for compliance |

---

💜 How It Works

┌─────────────────┐     MCP      ┌─────────────────┐
│  Your Machine   │◄────────────►│  Kindly Server  │
│  (any OS)       │              │  (Linux x86_64) │
│                 │              │                 │
│  Claude Code    │              │  🔮 Time-Travel │
│  Cursor         │              │  🎯 Breakpoints │
│  Any AI         │              │  📊 Analysis    │
└─────────────────┘              └─────────────────┘

No local installation. Works on macOS, Windows, Linux via MCP.

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🏷️ Pricing

| Tier | Price | Sessions | |------|-------|----------| | 🆓 Hobby | Free | 5/month (unlimited during 7-day trial!) | | 💎 Pro | $19/mo | 100/month + unlimited time-travel | | 🔧 Engineer | $49/mo | 500/month + memory replay + LSH bug search | | 👥 Teams | $129/mo | 2,000/month + team audit logs | | 🏢 Enterprise | Custom | Unlimited + SOX/SOC2/GDPR/HIPAA compliance |

Start Free →

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🛠️ MCP Tools

Your AI gets these debugging superpowers:

  • debugger_attach - Connect to a process
  • debugger_set_breakpoint - Set breakpoints
  • debugger_continue - Resume execution
  • debugger_step_forward - Step forward
  • debugger_step_backward - ⏪ Step backward in time
  • debugger_get_stack_trace - Get stack trace
  • debugger_get_variables - Read memory
  • debugger_export_trace - Export execution trace

---

💬 Example

You: "My Rust program crashes at runtime. PID is 12345"

AI: ``` I'll attach and debug that for you.

📎 Attached to process 12345 📸 Captured snapshot 🔍 Stack trace shows crash at unwrap() on None in process_data()

The issue is at line 47 in src/main.rs. Here's the fix: [code suggestion] ```

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📞 Support

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<p align="center"> <strong>Built with 💜 by <a href="https://www.kindly.software">Kindly Software</a></strong> </p>

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