Living Architecture
Diagrams
Diagrams your team can read. A CodeGraph your AI agents can navigate.
Connect your AI agents via MCPOpen source core · MIT License
The 5 Core Pillars
Every developer faces these challenges. BlueLens transforms how we solve them.
01
Understand
The problem
Code is too linear. Files are text, line by line. But business logic is visual and interconnected.
BlueLens solution
- Visualize the complete system architecture at once.
- Navigate from macro (system) to micro (function).
- Business logic surfaced, not buried in code.
- Onboard new developers 10x faster.
02
Debug
The problem
AI-generated code is a labyrinth. Tracing execution through 200 files is nearly impossible without visual flow.
BlueLens solution
- Visualize execution flow from error to root cause.
- Auto-generate sequence diagrams from stack traces.
- Click on diagram → jump to the exact line of code.
- Debug in minutes, not hours.
03
Document
The problem
Decisions get lost. Why this architecture? Traditional docs become obsolete instantly.
BlueLens solution
- Architecture snapshots for every version.
- Annotate diagrams with the rationale behind decisions.
- Timeline of system evolution.
- Living documentation that never expires.
04
Create
The problem
Wrong level of abstraction. You think in flows, but code in functions and variables.
BlueLens solution
- Design the architecture visually, generate the code.
- Modify diagrams — the code updates automatically.
- AI generates implementation from your design.
- Think at the right level of abstraction.
05
Navigate
The problem
AI agents code blind — they read raw files with no understanding of system architecture. Context windows overflow before they grasp the structure.
BlueLens solution
- CodeGraph via MCP: 200k tokens of code → 20k tokens of graph.
- AI agents understand architecture before touching a file.
- Blast-radius analysis before any modification.
- Works with Claude Code, Cursor, and any MCP-compatible agent.
One tool. Two ways to use it.
BlueLens is built open at its core. Run it yourself, or let us handle everything with BlueLens Cloud.
Self-Hosted Core
The full BlueLens engine, free and open. Clone it, fork it, deploy it your way. Full transparency, no vendor lock-in, forever.
- Complete diagram editor & multi-level navigation
- CodeGraph — semantic architecture map from any repo
- MCP server — AI agents navigate your codebase via graph
- Architecture drift detection & domain-boundary enforcement
- Your data. Your infrastructure. MIT License.
BlueLens Cloud
The full power of BlueLens, instantly. No deployment, no ops overhead. Open your browser and start designing.
- Instant access — no setup required
- Real-time collaboration across teams
- Automatic updates and managed infrastructure
- Enterprise-grade security & access control
Both versions share the same core engine. Switch anytime. No lock-in, ever.
"Code becomes AI bytecode.
Diagrams become the language."
For 50 years, we wrote code for computers. In the AI era, we design for humans, and AI translates. BlueLens is the interface for this new paradigm.
Old Paradigm
- Writing code
- Debugging text
- Static docs
- Think → Code
New Paradigm
- Designing diagrams
- Architecture governance
- Living documentation
- Agents navigate, not read
Start the future today.
The living architecture layer for your codebase.
Readable by your team. Navigable by your agents.
Open source core · MIT License
BlueLens Cloud is coming.
Self-host the core for free today. Join the waitlist for hosted CodeGraphs, real-time collaboration, and a cloud MCP endpoint your agents connect to from anywhere.
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