👋 Moment.js authors officially declare it a legacy project. That's a wise and timely decision. There are better alternatives much smaller in size and immutable, like Luxon or Day.js. And don't forget that you don't (may not) need Moment.js. Of course all those great libraries are there only because moment paved the way.
✅ A great libraries not only for Node.js really. Here are some that got me hooked: Helmet (security midleware for Express), PM2 (process manager with a built-in load balancer), and debug (a better console.log).
⭐ Everyone who tried to find a large React (and not only React) open-source projects know that it's not and easy task. Max Rozen did a great job compiling a list of those. There are even real working apps with millions of users! I think that's fantastic.
🔥 Facebook's recoil library is all the rage these days. It provides a seemingly simple mechanism for React state sharing. In this article, the author recreates the whole library from the scratch in TypeScript (but keep in mind, that the actual implementation differs quite a bit).
💪 Building an API with Express? Here's a small list of thing you might wanna consider to include in your app.
🐛 A long-read on different testing techniques.
🔧 Author shows an interesting technique for cases where you want to execute a lot of parallel requests, but don't want to put a pressure on your API server (for example executing a bunch of request in parallel, but no more than 10 at a time).