Show HN: Mastra 1.0, open-source JavaScript agent framework from the Gatsby devs

In production JavaScript apps, how do you decide when abstraction becomes overengineering?

Building a visual editor that overlays on external websites

JavaScript's For-Of Loops Are Fast

Show HN: I built a space travel calculator using Vanilla JavaScript

Localspace v1.0 – A modern localForage alternative with TypeScript and 6x faster batch ops

pre-tenuring in v8

I made an open source, locally hosted Javscript client for YouTube that recommends trending videos based on your subscriptions rather than recommending random slop.

Built an HTTP client that matches Chrome's JA4/Akamai fingerprint

JavaScript Analyzer – Burp Suite Extension