#575 — April 22, 2025 |
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Optimizing Node Performance with V8 GC Optimization — Matteo recently ▶️ gave a talk at dotJS about Node’s memory usage and decided to write it up into a blog post too. Matteo notes that high memory usage doesn’t necessarily mean you have a memory leak, explains how V8’s garbage collector works, and how you can tune things specifically for your own use case. Matteo Collina |
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Microsoft Warns About Node.js' Role in Modern Malware — Microsoft’s security team is observing a sharp increase in the use of Node.js to deliver malware and other malicious payloads. This post digs into a couple of examples and what's going on behind the scenes. Microsoft |
Node v20.19.1 (LTS) Released — You know it’s a quiet week when a .1 release is feature-worthy news. Little here except dependency bumps, though, but it’s always good to see an update of what remains a popular Node version (though Node 22 ‘Jod’ should now be your LTS version of choice, ideally). Ulises Gascón |
📄 Dependency-Free Command-Line Apps Powered by Node's Core Modules – How far can you get without pulling in external modules? Liran Tal 📄 Float16Array in JavaScript – Understanding the 16-bit floating point array type. Coming to Node soon. Trevor I. Lasn 📄 The Best Node.js Observability Tools in 2025 – A comparison of seven approaches. Lizz Parody (NodeSource) 📄 When to Use |
🛠 Code & Tools |
🤖 node-mlx 0.4: Machine Learning Framework for Node.js — Based upon Apple’s MLX framework targeting Apple’s own chips, node-mlx brings its power into the Node world. zcbenz |
Repomix: Pack Your Codebase Into AI-Friendly Formats — Enter a GitHub URL and choose various settings for the output (XML, MD, etc). It’s Node.js-based and available to use in a library-like form for your own tooling creations too. GitHub repo. Kazuki Yamada |
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📢 Elsewhere in JavaScript |
A roundup of some other interesting stories in the broader JavaScript landscape, in case you've missed them:
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