OPEN SOURCE
MicroLens Profiler
Lightweight CPU & memory flamegraph generator for Node.js microservices
Project Overview
Single-binary runtime agent that captures low-overhead V8 profiling events and streams interactive flamegraphs straight to your browser.
The Problem It Solves
Production debugging tools are often heavy, expensive, or require intrusive SDK code changes that affect production performance.
The Engineering Architecture
Runs as an external diagnostic agent utilizing Linux perf events and Chrome DevTools Protocol to monitor services with <0.8% CPU overhead.
Technologies & Frameworks
Go
Node.js V8
D3.js
WebSockets
Build Specifications
Category:Open Source
Licensing:Open Source / MIT
Community Status:Verified Build
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