JavaScript Weekly Issue 743: July 4, 2025

Deno 2.4: deno bundle is Back — Deno 2.4 reintroduces the deno bundle command for creating single-file bundles for both the server and client side, complete with support for npm and JSR dependencies and automatic tree-shaking. You can also now include arbitrary files into modules using import, and Deno’s built-in OpenTelemetry support is now stable. It’s a substantial release.

Iwańczuk and Jiang

How to Build Your Own Color Search Engine — A straightforward, practical look at bringing together several technologies and skills to create an AI powered color suggestion tool (which you can try here – results may vary, as seen above). The techniques covered can be used for many different practical ends.

Lúí Smyth

The Road to Next — Learn full-stack web development with Next.js 15 and React 19. The perfect match for JavaScript developers ready to go beyond the frontend.

Robin Wieruch

⏪ A Perplexing JavaScript Parsing Puzzle — The most popular item in JavaScript Weekly this year (so far) was simple in presentation but also deceptively simple in what it asked. 14 characters of JS and one straightforward question – can you get it right?

Hillel Wayne

Modern Node.js Patterns for 2025 — A reflection on the potential of Node as it stands right now. Ashwin reminds us of various developments, including the use of ES modules, built-in Web APIs, the test runner, watch mode, the permission model, import maps, and more.

Ashwin

snapDOM 1.8: Captures DOM Nodes as Images — A rapidly maturing, fast and accurate DOM-to-image capture mechanism to capture any HTML element as a scalable SVG image, preserving styles, fonts, background images, etc. The homepage is packed with examples.

ZumerLab