Ckb Code Knowledge Backend
About
CKB (Code Knowledge Backend) transforms your codebase into a queryable knowledge base, enabling developers, AI assistants, and CI/CD pipelines to understand, analyze, protect, and improve code. It provides semantic search, impact analysis, ownership lookup, dead code detection…
Explore
| Feature | Description |
|---------|-------------|
| Compound Operations | explore, understand, prepareChange — single-call tools that reduce AI overhead by 60-70% |
| Code Navigation | Semantic search, call graphs, trace usage, find entrypoints |
| Impact Analysis | Blast radius, risk scoring, affected tests, breaking changes (compareAPI) |
| Architecture | Module overview, ADRs, dependency graphs, explain origin |
| Ownership | CODEOWNERS + git blame, reviewer suggestions, drift detection |
| Code Quality | Dead code detection (findDeadCode), coupling analysis, complexity |
| Security | Secret detection, credential scanning, allowlists |
| Documentation | Doc-symbol linking, staleness detection, coverage metrics |
| Multi-Repo | Federation, API contracts, remote index serving |
| Runtime | OpenTelemetry integration, observed usage, production dead code |
| Streaming | SSE streaming for findReferences, searchSymbols with real-time progress |
| Automation | Daemon mode, watch mode, webhooks, incremental indexing |
📖 Full Features Guide — Detailed documentation with examples
📋 Changelog — Version history
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
Ckb Code Knowledge BackendCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
npm install -g @tastehub/ckb
npx @tastehub/ckb init
npx @tastehub/ckb setup
explore # Area exploration: symbols, dependencies, hotspots
understand # Symbol deep-dive: refs, callers, explanation
prepareChange # Pre-change analysis: impact, tests, risk
batchGet # Fetch up to 50 symbols at once
batchSearch # Run up to 10 searches at once
```
📖 User Guide — All CLI commands and options
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"ckb code knowledge backend": {
"ckb": {
"command": "npx",
"args": [
"-y",
"@tastehub/ckb",
"mcp"
]
}
}
}
}McpServers
{
"ckb": {
"command": "npx",
"args": [
"-y",
"@tastehub/ckb",
"mcp"
]
}
}Know your code. Change it safely. Ship with confidence.
CKB transforms your codebase into a queryable knowledge base. Ask questions, understand impact, find owners, detect dead code—all through CLI, API, or AI assistants.
> Think of it as a senior engineer who knows every line of code, every decision, and every owner—available 24/7 to answer your questions.
---
Instant Answers to Hard Questions
| Question | Without CKB | With CKB |
|----------|-------------|----------|
| "What breaks if I change this?" | Grep and hope | Precise blast radius with risk score |
| "Who should review this PR?" | Guess from git blame | Data-driven reviewer suggestions |
| "Is this code still used?" | Delete and see what breaks | Confidence-scored dead code detection |
| "What tests should I run?" | Run everything (30 min) | Run affected tests only (2 min) |
| "How does this system work?" | Read code for hours | Query architecture instantly |
| "Who owns this code?" | Search CODEOWNERS manually | Ownership with drift detection |
| "Are there exposed secrets?" | Manual grep for patterns | Automated scanning with 26 patterns |
---
What You Can Do
🔍 Understand — Semantic search, call graphs, usage tracing, architecture maps
⚡ Analyze — Impact analysis, risk scoring, hotspot detection, coupling analysis
🛡️ Protect — Affected test detection, breaking change warnings, PR risk assessment
🔐 Secure — Secret detection, credential scanning, security-sensitive code identification
👥 Collaborate — Ownership lookup, reviewer suggestions, architectural decisions (ADRs)
📊 Improve — Dead code detection, tech debt tracking, documentation coverage
🚀 Compound Operations — Single-call tools (explore, understand, prepareChange) reduce AI tool calls by 60-70%
🔗 Integrate — CLI, HTTP API, MCP for AI tools, CI/CD pipelines, custom scripts
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Try It Now
```bash
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