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Mendel: A Self-Hosted A/B Testing Framework

Mendel is a self-hosted A/B testing and feature flag library for Node.js apps that already use Mongoose. v1.0.2 shipped this week on npm under MIT. …

May 25, 2026 6 min read
Nodejs

Structured Logging in Nodejs: A Complete Guide to Pino

Logging is often the last thing added to a Nodejs service and the first thing developers reach for when something breaks at 2 AM. Plain console.log …

May 21, 2026 9 min read
Nodejs

Node.js Memory Management and Debugging

Memory leaks in production Node.js applications are some of the hardest bugs to track down. The process behaves fine for hours, then slowly creeps …

May 12, 2026 15 min read

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