Reposted by Axel Rauschmayer (also on 🦣)Jovi 🐨 @jovidecroock.com · 5hPreact 11 is out 🎉 We’ve been hard at work at making our diffing use modern features like moveBefore , leveraging ESM for tree-shaking Preact Compat and ensuring you have a great experience with resumed hydration. 46517
Axel Rauschmayer (also on 🦣) @dr-axel.de · 3h“Interview: Firefox’s chief on why he hopes a redesign will help win users from Chrome” arstechnica.com/gadgets/2026...arstechnica.comInterview: Firefox's chief on why he hopes a redesign will help win users from ChromeMozilla's Ajit Varma explains why a redesign suits the fight for the open web. 052
Reposted by Axel Rauschmayer (also on 🦣)Paweł Grzybek @pawelgrzybek.com · 26/09/2026Node.js 26.10 comes with built-in debounce and throttle utilities. Like it! Can't tell you how many times I implemented (copied from the previous project) these two. Debounce: nodejs.org/docs/latest/... Throttle: nodejs.org/docs/latest/... #nodejs 36213
Axel Rauschmayer (also on 🦣) @dr-axel.de · 27/09/2026MacOS 27 shows a handle for resizing when the screen is split between two windows. Dragging it resizes both windows at the same time. 010
Reposted by Axel Rauschmayer (also on 🦣)Aki the Conqueror 🦓 @akiro.se · 25/09/2026Open source maintainers are starting to get all manner of communiques from the compliance & legal departments of huge corporations using vaguely threatening and legal-sounding language and demanding the maintainer fill out forms and reports and attest to the security of their project "because CRA". 4105
Reposted by Axel Rauschmayer (also on 🦣)Kevin Powell @kevinpowell.co · 25/09/2026CSS keeps getting better and better, but the problem with hearing about amazing new features is that we're stuck not being able to use them for a few years because of browser support. So, this week I looked at a bunch of well-supported CSS features that I still see people turn to JS for.youtu.beUse these CSS features instead of JavaScriptYouTube video by Kevin Powell 5595
Axel Rauschmayer (also on 🦣) @dr-axel.de · 25/09/2026Useful: unicodelookup.com Lets you search for all kinds of things and returns Unicode characters plus additional information (such as the corresponding HTML entities).unicodelookup.comUnicode Lookup: convert special charactersUnicode Lookup is an online reference tool to lookup Unicode and HTML special characters, by name and number, and convert between their decimal, hexadecimal, and octal bases. 030
Axel Rauschmayer (also on 🦣) @dr-axel.de · 25/09/2026Typography: Unicode: multiplication sign, × • Before: 640 x 480 • After: 640 × 480 Unicode: minus sign, − • Before: 10 - 2 • After: 10 − 2 010
Reposted by Axel Rauschmayer (also on 🦣)Trivikram Kamat @trivikram.bsky.social · 24/09/2026If you maintain a @nodejs.org application that hasn't been updated for a couple of years, consider looking into replacing some userland dependencies with built-ins that are now available flaviocopes.com/node-builtins/flaviocopes.comNode.js built-ins that replaced npm packagesTwelve Node.js built-ins that replace axios, nodemon, dotenv, jest, chalk, glob and more, with their stability in Node 24 and one gotcha each. 0265
Reposted by Axel Rauschmayer (also on 🦣)Emanuele (Ema) @ematipico.xyz · 22/09/2026Wrote something about formatters. A biased vision of how formatters should be implemented in 2026 ematipico.xyz/blog/the-bes...ematipico.xyzThe Best Formatter - Part 1An opinionated vision of what a Formatter should look like in 2026, navigating some aspects of the infrastructure: the right data, debugging, and comments. 1185
Reposted by Axel Rauschmayer (also on 🦣)Ben Vinegar @benv.ca · 22/09/2026I recently learned there are way more monospace fonts out there than I was aware of somehow this led to making a video that tours 18 different fonts in 3 mins, set to chill lofi music (🔈) hope it's useful for folks - it was for me! www.youtube.com/watch?v=XukW...youtube.com18 Monospace Fonts in 3 mins (chil lofi)YouTube video by Ben Vinegar 081
Reposted by Axel Rauschmayer (also on 🦣)patak @patak.cat · 21/09/2026In a time when most companies are so openly playing against their employees and the rest of us, we should celebrate the existence of beacons like Igalia that shows them it's their choice. Organizations can definitely thrive with fairer structures and be a strong positive force for the world. 31006
Axel Rauschmayer (also on 🦣) @dr-axel.de · 20/09/2026iPadOS 27: In Mail app, I swipe right from the left bezel in order to show the sidebar. When doing that, I regularly accidentally mark a message as unread. This can be fixed by switching off right-swiping for messages: Settings > Mail > Message List > Swipe Options 020
Reposted by Axel Rauschmayer (also on 🦣)Ben Vinegar @benv.ca · 18/09/2026📜 introducing ossrules.md - learn how leading OSS projects use agent rule files - discover skill files that projects actually use - level up your own projects and workflows I've personally learned a lot just exploring 2384
Axel Rauschmayer (also on 🦣) @dr-axel.de · 18/09/2026Zed tip (macOS): shortcuts for navigating between editor panes. github.com/zed-industri... In VS Code, Command-Option-Left/Right Arrow works across panes. But not in Zed. I’m wondering if Zed should copy that behavior.github.comA command/keyboard shortcut to switch between split panes · zed-industries zed · Discussion #13121Check for existing issues Completed Describe the feature Currently it's easy to split the pane with keyboard shortcut, however, there's no keyboard shortcut for switching between split panes. If ap... 000
Axel Rauschmayer (also on 🦣) @dr-axel.de · 17/09/2026MacOS Golden Gate bug: Normally, you can press Ctrl-<digit> to go to space <digit>. Currently, that only works for space 1. 110
Axel Rauschmayer (also on 🦣) @dr-axel.de · 16/09/2026CSS experiment: Laying out a list with SVG bullet points via a CSS subgrid. codepen.io/editor/rausc...codepen.ioSVG icon alignmentA code demo by Axel Rauschmayer created on CodePen 100
Reposted by Axel Rauschmayer (also on 🦣)Seb ⚛️ ThisWeekInReact.com @sebastienlorber.com · 16/09/2026💡 JSPI = JavaScript Promise Integration for WebAssembly "Await for Wasm code" Now in all browsers 🎉 Recently added to Safari and Firefox Looks like an important primitive for native languages C/C++/Rust, etc compiling to Wasm 0182
Reposted by Axel Rauschmayer (also on 🦣)Alex @alexdln.com · 14/09/202611 years ago, Node.js and io.js merged back into one project 813219
Reposted by Axel Rauschmayer (also on 🦣)Seb ⚛️ ThisWeekInReact.com @sebastienlorber.com · 14/09/2026👀 These JS features -> now Baseline Widely Available: - Object.groupBy() / Map.groupBy() - Promise.withResolvers() - Element.checkVisibility() - ArrayBuffer.transfer() Available in all browsers since March 2024 0281
Reposted by Axel Rauschmayer (also on 🦣)Colin McDonnell 💎 Zod @colinhacks.com · 12/09/2026Full post 👇 zod.dev/blog/zod-4-6zod.devZod 4.6Zod 4.6 is now available, with .validate() for boolean validation, .properties() on z.instanceof(), and six more JSON Schema keywords. 0112
Axel Rauschmayer (also on 🦣) @dr-axel.de · 11/09/2026Another new programming language: Mojo – by Chris Lattner (LLVM, Clang, Swift, etc.) et al. mjtsai.com/blog/2026/08...mjtsai.comMichael Tsai - Blog - Mojo 1.0 031
Axel Rauschmayer (also on 🦣) @dr-axel.de · 11/09/2026Focusing on something specific (=targeting WebAssembly) is a good idea for making a programming language useful. 051
Reposted by Axel Rauschmayer (also on 🦣)Justin Fagnani @justinfagnani.com · 09/09/2026I wrote about what I've been up to with my new programming language! Zena targets WebAssembly GC, with a TypeScript-like syntax, sound type system, and lots of cool features like pattern matching, async cancellation, borrow checking, WASI integration, and more! justinfagnani.com/2026/09/09/z...justinfagnani.comZena: A new Wasm-first programming language 410526
Reposted by Axel Rauschmayer (also on 🦣)Emanuele (Ema) @ematipico.xyz · 11/09/2026It probably went unnoticed, but there are a couple of fixes that made the formatter up to 2x faster. In particular for big files with no comments. 121
Axel Rauschmayer (also on 🦣) @dr-axel.de · 10/09/2026“Package Manager Trends” by @andrewnez.bsky.social “The short version: the same defensive features keep shipping in tool after tool, and the same three bug classes keep getting fixed.” nesbitt.io/2026/09/10/p...nesbitt.ioPackage Manager Trendsmin-release-age, minimum-release-age, -Zmin-publish-age, cooldown. 000
Axel Rauschmayer (also on 🦣) @dr-axel.de · 10/09/20261/ Downsides of external battery that charges wirelessly: 1. Phone and battery get hot (bad for batteries). 2. Charging is slow (partly due to the heat). 3. Energy is wasted (transmission & heat). Anker seems to have fixed #1 and #2, via cooling. But there is still #3. www.anker.com/a110r-maggo-...anker.comThe World's Fastest and Coolest Magnetic Power Bank - Anker US - AnkerSay goodbye to overheating. The Anker MagGo 2 Pro 10K portable charger features Qi2 25W wireless, 45W two-way fast charging, and Active Cooling Technology. 251
Reposted by Axel Rauschmayer (also on 🦣)Web Witch 🔮 Stephanie Stimac @seaotta.dev · 10/09/2026I was ahead of the time. blog.stephaniestimac.com/posts/2023/0...blog.stephaniestimac.comDesigning for Dual Screen and Foldable Devices With CSS - Stephanie Stimac's BlogRevisiting the CSS media queries and environment variables for foldable devices. 49812
Reposted by Axel Rauschmayer (also on 🦣)Axel Rauschmayer (also on 🦣) @dr-axel.de · 07/09/20261/ Visual Studio Code has several useful diff commands (you can list them by typing “diff” in the command palette). 1. File: Compare Active File with Clipboard 2. File: Compare Active File with Saved 3. File: Compare Active File With... 4. File: Compare New Untitled Text Files 121
Reposted by Axel Rauschmayer (also on 🦣)Axel Rauschmayer (also on 🦣) @dr-axel.de · 07/09/2026Bookmarklet: Open a new tab next to the current one (vs. at the very end of all tabs). javascript:window.open('about:blank') I’ve added it as a bookmark named “T” at the beginning of my bookmark bar. 141
Reposted by Axel Rauschmayer (also on 🦣)Jovi 🐨 @jovidecroock.com · 08/09/2026Preact 11 will be tree-shakeable, you pay what you use of preact/compat. Soon you won't pay for createElement when using the jsx method. We're continuously trying to give the smallest bundle size, and 600 bytes saved might not seem like a lot but... to us it is 1603
Axel Rauschmayer (also on 🦣) @dr-axel.de · 07/09/2026Bookmarklet: Open a new tab next to the current one (vs. at the very end of all tabs). javascript:window.open('about:blank') I’ve added it as a bookmark named “T” at the beginning of my bookmark bar. 141
Axel Rauschmayer (also on 🦣) @dr-axel.de · 07/09/20261/ Visual Studio Code has several useful diff commands (you can list them by typing “diff” in the command palette). 1. File: Compare Active File with Clipboard 2. File: Compare Active File with Saved 3. File: Compare Active File With... 4. File: Compare New Untitled Text Files 121
Reposted by Axel Rauschmayer (also on 🦣)Vitest @vitest.dev · 03/09/2026Vitest 5 is here! 🎉 - Big performance improvements (vm pools up to 53% faster, ~18% boost across the board including Browser Mode) - New builtin Trace View in Browser Mode - Nested projects support - New benchmarking API - New `vi.when` API - Better defaults - And a lot of bug fixes!vitest.devAnnouncing Vitest 5.0Vitest 5.0 Release Announcement 221744
Reposted by Axel Rauschmayer (also on 🦣)Jake Bailey @jakebailey.dev · 04/09/2026this'll be exciting to a very specific kind of person github.com/microsoft/Ty...github.comStrongly type file paths by jakebailey · Pull Request #64159 · microsoft/TypeScriptThis is a wacky change I've wanted to try out for a while and finally started screwing around with with copilot. Right now (and in Strada), we have just two kinds of paths: string - 🤷 Path - a... 6845
Reposted by Axel Rauschmayer (also on 🦣)Jiahan Chen @chenjiahan.bsky.social · 04/09/2026We originally built Rslib to unify ByteDance’s web apps and JS libs around Rspack. Getting there wasn’t easy. Rspack inherited an architecture primarily designed for bundling apps, so we made many improvements to produce clean ESM for libs. 1132
Reposted by Axel Rauschmayer (also on 🦣)Emanuele (Ema) @ematipico.xyz · 02/09/2026Check this out. It's a really good application, and helps with the burnout from "too many bots" sending PRs and useless messages 2113
Reposted by Axel Rauschmayer (also on 🦣)Philipp Dunkel @pipobscure.com · 02/09/2026Coming soon to a nodejs near you: Mounting ZIP-Archives as a virtual file system (VFS). github.com/nodejs/node/... 🎉github.comvfs: add ZipProvider by pipobscure · Pull Request #64915 · nodejs/nodeAdd a node:vfs provider backed by a node:zlib ZIP archive - a ZipBuffer held in memory or a ZipFile on disk - that exposes the archive's members as a virtual filesystem tree. Directories are re... 0122
Reposted by Axel Rauschmayer (also on 🦣)Kai Tamkun @heimskr.io · 02/09/2026Top-level await is fixed in Safari for iOS 27 and macOS Golden Gate. Here's how I did it: webkit.org/blog/18227/f...webkit.orgFixing Top-Level Await in SafariWebKit for Safari 27 adds full spec compliance for top-level `await`. 073
Reposted by Axel Rauschmayer (also on 🦣)Jon Kuperman @jonkuperman.com · 02/09/2026whoiz - now on @npmx.dev npmx.dev/package/@jku...npmx.dev@jkup/whoiz - npmxWho is actually serving this site? Enumerate a domain's endpoints and fingerprint the CDN and hosting provider behind each one. 1204
Axel Rauschmayer (also on 🦣) @dr-axel.de · 01/09/20261/ ISO 8601 timestamps in JavaScript: const f = new Intl.DateTimeFormat( 'en-CA', // work-around { year: 'numeric', month: '2-digit', day: '2-digit', hour: '2-digit', hour12: false, minute: '2-digit', }); // 2026-08-29, 23:58 function createTimestamp() { return f.format(new Date()); }stackoverflow.comGet ISO 8601 using Intl.DateTimeFormatI want to use Intl.DateTimeFormat to format a Date, and in the examples it says // when requesting a language that may not be supported, such as // Balinese, include a fallback language, in this c... 100
Reposted by Axel Rauschmayer (also on 🦣)Jiahan Chen @chenjiahan.bsky.social · 01/09/2026Excited that TypeScript will finally support module types based on import attributes! Bundlers and frameworks can now provide accurate types for custom imports: 27116
Reposted by Axel Rauschmayer (also on 🦣)Philipp Dunkel @pipobscure.com · 27/08/2026Another: enable module loading from VFS. Add flags —vfs-mount <source> and -vfs-load to do that from command line. And presto you can run node apps directly from a zip-archive. 121
Axel Rauschmayer (also on 🦣) @dr-axel.de · 27/08/2026Two interesting new Node.js modules (h/t @pipobscure.com): Zlib: “provides compression functionality implemented using Gzip, Deflate/Inflate, Brotli, and Zstd.” nodejs.org/api/zlib.html Virtual File System: “provides a virtual file system with a node:fs-like API.” nodejs.org/api/vfs.htmlnodejs.orgZlib | Node.js v26.8.1 Documentation 0102
Axel Rauschmayer (also on 🦣) @dr-axel.de · 27/08/20261/ “Does this menu work with keyboard? The surprising number of big brands that fail” a11yblog.com/2026/08/18/d...a11yblog.comDoes this menu work with keyboard? The surprising number of big brands that failOne of the simplest accessibility checks when landing on a website is to Tab through and see if the website works with keyboard. Let’s look at some major brands and see which ones pass this simple tes... 131
Reposted by Axel Rauschmayer (also on 🦣)AriPerkkio @ariperkkio.dev · 27/08/2026The @vitest/istanbuljs fork is now ready and will ship in the next version of Vitest. Compared to the original istanbuljs packages it's ESM-only, ships its own typings, drops unnecessary runtime deps, and moves Node 8→22, Babel 7→8 (lib-instrument), React→Preact (html-spa reporter), and more!github.comRelease v1.0.0 · vitest-dev/istanbuljsv1.0.0 First stable release of @vitest/istanbuljs, a fork of istanbuljs/istanbuljs maintained by the Vitest team. The fork starts at upstream commit 28ffdbc (see vitest-dev/vitest#9433 for backgrou... 24411
Axel Rauschmayer (also on 🦣) @dr-axel.de · 26/08/2026Instead of our syncing being cloud-based, it would nice if it were P2P-based. Benefits: • More robust: Works even when the server is down, the internet is down (e.g. local connection problems) or no internet is available (in remote areas) • Can be used to back up the synchronized data. 010
Axel Rauschmayer (also on 🦣) @dr-axel.de · 23/08/2026Even with all of Unicode’s warts, it still feels like magic being able to easily mix various scripts (Latin, Greek, Cyrillic, Chinese, etc.) within a single plain text file. 060
Axel Rauschmayer (also on 🦣) @dr-axel.de · 21/08/2026Teaching beginners how to install npm packages: What’s the simplest way to stay safe-ish w.r.t. supply chain attacks? Switching from npm to pnpm should already help quite a bit because you get delayed updates and more. 550
Axel Rauschmayer (also on 🦣) @dr-axel.de · 21/08/2026YouTube web app: • Right-click once to get YouTube’s context menu with interesting commands such as “Copy video URL at current time”. • Right-click twice to get the browser’s context menu. Many browsers now let you copy the current video frame. 010