🔥 Hot Discussions in r/Javascript

Showoff Saturday (April 11, 2026)

• 👍 Upvotes: 2
• 💬 Comments: 17
• 👤 Posted by: u/AutoModerator
• 📅 Posted on: 4/11/2026
• 🏷 Flair: Showoff Saturday

Your /r/javascript recap for the week of April 06 - April 12, 2026

• 👍 Upvotes: 4
• 💬 Comments: 1
• 👤 Posted by: u/subredditsummarybot
• 📅 Posted on: 4/13/2026
• 🏷 Flair: Subreddit Stats

I made a small TypeScript package for offline intent matching: intentmap

• 👍 Upvotes: 0
• 💬 Comments: 1
• 👤 Posted by: u/Strong_Ad9572
• 📅 Posted on: 4/14/2026
• 🏷 Flair: No Flair

Electron IPC design feels fundamentally flawed. Am I wrong?

• 👍 Upvotes: 10
• 💬 Comments: 15
• 👤 Posted by: u/Ikryanov
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Frontend framework bundle-size benchmark with a shared TodoMVC baseline

• 👍 Upvotes: 2
• 💬 Comments: 3
• 👤 Posted by: u/Strict-Owl6524
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Particle helix. Mobile codepen JS. Insane speed.

• 👍 Upvotes: 0
• 💬 Comments: 0
• 👤 Posted by: u/MotionOS
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Simple generator for GitHub social preview cards images (1280×640) from any public repo URL

• 👍 Upvotes: 2
• 💬 Comments: 0
• 👤 Posted by: u/DazzlingChicken4893
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

The native scrollIntoView({ behavior: 'smooth' }) has no callback. You can't know when it finishes. This tiny wrapper returns a Promise that resolves when the scroll is done.

• 👍 Upvotes: 0
• 💬 Comments: 21
• 👤 Posted by: u/Terrible_Village_180
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Insane amount of interacting agents on JS codepen mobile.

• 👍 Upvotes: 0
• 💬 Comments: 0
• 👤 Posted by: u/MotionOS
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Hey guys just wanted to post a link of an insane amount of agents running on codepen JS. Mobile only.

• 👍 Upvotes: 0
• 💬 Comments: 0
• 👤 Posted by: u/MotionOS
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Agentic harness in 30 lines of JavaScript

• 👍 Upvotes: 0
• 💬 Comments: 3
• 👤 Posted by: u/Everlier
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

I built a virtual-scroll custom element that behaves like a normal scroll container

• 👍 Upvotes: 2
• 💬 Comments: 3
• 👤 Posted by: u/Choice-Locksmith-885
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

I built an AI CLI tool that analyzes your project and generates a beautiful README automatically

• 👍 Upvotes: 0
• 💬 Comments: 1
• 👤 Posted by: u/No_Pop4460
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Open-source Playwright tool that auto-tests UI flows without writing test scripts

• 👍 Upvotes: 0
• 💬 Comments: 3
• 👤 Posted by: u/Affectionate_Major87
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

terminal-element: Terminal interface as Web Component

• 👍 Upvotes: 6
• 💬 Comments: 2
• 👤 Posted by: u/itsspiderhand
• 📅 Posted on: 4/12/2026
• 🏷 Flair: No Flair

You can't cancel a JavaScript promise (except sometimes you can)

• 👍 Upvotes: 0
• 💬 Comments: 2
• 👤 Posted by: u/bogdanelcs
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

I built react-native-ai-hooks – add Claude, OpenAI & Gemini to React Native in minutes

• 👍 Upvotes: 0
• 💬 Comments: 5
• 👤 Posted by: u/Material_Drag2020
• 📅 Posted on: 4/13/2026
• 🏷 Flair: No Flair

Release Re2js v2 - A pure JS RegExp engine that defeats ReDoS

• 👍 Upvotes: 16
• 💬 Comments: 1
• 👤 Posted by: u/le0pard
• 📅 Posted on: 4/12/2026
• 🏷 Flair: No Flair

[AskJS] Different Code, Same Function

• 👍 Upvotes: 0
• 💬 Comments: 5
• 👤 Posted by: u/coders22
• 📅 Posted on: 4/13/2026
• 🏷 Flair: AskJS

I built an open-source WYSIWYG editor in vanilla JavaScript (no frameworks, CDN-ready)

• 👍 Upvotes: 29
• 💬 Comments: 17
• 👤 Posted by: u/neikiri
• 📅 Posted on: 4/11/2026
• 🏷 Flair: No Flair

cargo-npm: Distribute Rust CLIs via npm without postinstall scripts

• 👍 Upvotes: 11
• 💬 Comments: 4
• 👤 Posted by: u/abemedia
• 📅 Posted on: 4/11/2026
• 🏷 Flair: No Flair

[[AskJS] A quick breakdown of JS error types that every

developer should know](https://www.reddit.com/r/javascript/comments/1sinatf/askjs_a_quick_breakdown_of_js_error_types_that/)

• 👍 Upvotes: 0
• 💬 Comments: 5
• 👤 Posted by: u/ElectronicStyle532
• 📅 Posted on: 4/11/2026
• 🏷 Flair: AskJS

How we made the Angular Compiler 10x faster using Rust and AI

• 👍 Upvotes: 0
• 💬 Comments: 0
• 👤 Posted by: u/manniL
• 📅 Posted on: 4/11/2026
• 🏷 Flair: No Flair

We transpiled PHPUnit (54k lines, 412 files) to JavaScript. 61.3% of tests passing

• 👍 Upvotes: 0
• 💬 Comments: 31
• 👤 Posted by: u/Typical_Ad_6436
• 📅 Posted on: 4/11/2026
• 🏷 Flair: No Flair

[AskJS] Do you believe you're a better critical thinker than GPT 5.4 / Opus 4.6?

• 👍 Upvotes: 0
• 💬 Comments: 5
• 👤 Posted by: u/CodalReef
• 📅 Posted on: 4/11/2026
• 🏷 Flair: No Flair