Rails 6.1 adds compact_blank

ActiveRecord's New Takes a Block, Kid

Rails 7 adds range serializer for ActiveJob

Using Postgres Row-Level Security in Ruby on Rails

Track Opened Emails In Rails

Dentaku - math and logic formula parser and evaluator

ObjectTracer - tracks objects and records their activities

Extralite - a Ruby gem for working with SQLite3 databases

Sparkplug — a non-optimizing JavaScript compiler

A Thorough Analysis of CSS-in-JS

Aurora - 100% Cookie-Free Open Website Analytics

NocoDB - the open source Airtable alternative

Boring avatars - a tiny JavaScript React library that generates custom, SVG-based, round avatars from any username and color palette

Github Kanban Chart

Learn X in Y minutes

Ruby 3 JIT can make Rails faster

A robust distributed locking algorithm based on Google Cloud Storage

Automatically avoiding GraphQL N+1s

Limit your automatic retries

Hybrid iOS apps with Turbo

Lamby - simple Rails & AWS Lambda Integration

Generate Pixel Art Characters, Algorithmically

RailsConf 2021 (videos)

The future of Internet Explorer on Windows 10 is in Microsoft Edge

Sublime Text 4 released

Introducing WebContainers: Run Node.js natively in your browser

JavaScript API to Recognize Humans vs Bots in Chrome

Bottery - a conversational agent prototyping platform

Harold - a simple tool that provides a ready-to-use template for creating your static websites and blogs

DOM Events - a way to visualize and experiment with the DOM event system

Doom Captcha

Ruby 3.1 adds Array#intersect?

The room where it happens: How Rails gets made

History of RSpec

The 5 Rules of Simple RSpec Tests

Turbocharge HTTP requests in Ruby

RQRCode - a library for creating and rendering QR codes into various formats

Sinew collects structured data from web sites (screen scraping)

Angular v12 is now available

Babel is used by millions, so why are we running out of money?

Announcing Docusaurus 2 Beta

A Look at Tailwind CSS

Build Tetris with Modern JavaScript

7 Steps to Secure JavaScript in 2021

Vanilla-extract - zero-runtime Stylesheets-in-TypeScript (habr article)

Mojs - a motion graphics toolbelt for the web

Typehole - automatically generate TypeScript types and interfaces for all serializable runtime values

Wu lorem ipsum

Rails versions 6.1.3.2, 6.0.3.7, 5.2.4.6, and 5.2.6 have been released!

Announcing Hanami v2.0.0.alpha2

Rails 7 transforms a Ruby hash into HTML attributes for ERB interpolation

Ruby Garbage Collection Deep Dive: Compaction

Compacting GC in Ruby 2.7 - Aaron Patterson

Fighting the primitive obsession with Value objects

Semantic blind spot in Ruby case statement

Building a Discord Command in Ruby on Google Cloud Functions

JSONb Accessor - adds typed jsonb backed fields to your ActiveRecord models

Xsv - a fast, lightweight, pure Ruby parser for Office Open XML spreadsheet files

MiniSql - a minimal, fast, safe sql executor

Bootstrap 5

Introducing CloudFront Functions – Run Your Code at the Edge with Low Latency at Any Scale

How we use Web Components at GitHub

Is 0kb of JavaScript in your Future?

Why does HTML think "chucknorris" is a color?

Hosting SQLite databases on Github Pages

Mantine - a MIT licensed open source react components and hooks library with focus on usability, accessibility and developer experience

Zx - a tool for writing better scripts

Rails 7 adds Enumerable#sole

Green Vs. Brown Programming Languages

The Best Ruby HTTP clients for 2021

Linting Ruby Code

Creating Custom Postgres Data Types in Rails

Building a Component Library in Rails With Storybook

λake - a Rake-like DSL for writing AWS Lambda handlers

Building a Questionnaire (video)

The lazy-loading property pattern in JavaScript

How to Use ECMAScript Modules in Node.js

Using asynchronous web APIs from WebAssembly

Spotlight - web's most easy to integrate lightbox gallery library

js-tokens - the tiny, regex powered, lenient, almost spec-compliant JavaScript tokenizer that never fails

What's Next, The Future of Node.js - Joe Sepi, Michael Dawson and Bethany Griggs

Breaking camp

Basecamp implodes as employees flee company, including senior staff

Bad software sent postal workers to jail, because no one wanted to admit it could be wrong

Software bugs reportedly keep Arizona inmates jailed past release dates

Exploiting vulnerabilities in Cellebrite UFED and Physical Analyzer from an app's perspective

Signal: Взлом Cellebrite с атакованного устройства

Active Record Encryption

Introducing OpenSearch

Cloudflare Pages is now Generally Available

Crypto miners are killing free CI

1024 Byte JavaScript Chess Engine

Ruby 3.1 accumulates Enumerable#tally results

Rails 7 adds invert_where method to ActiveRecord

Rails 6.1 new framework defaults: what they do and how to safely uncomment them

Bundler 2.2.3+ and deployment of Ruby apps

Common issues with CSV parsing and solutions to them

Solidus v3.0

Pgvector - open-source vector similarity search for Postgres

Git curate - peruse and delete git branches ergonomically

Node.js 16 available now

Lit - a simple library for building fast, lightweight web components

Solving a Mystery Behavior of parseInt() in JavaScript

TailwindCSS: Adds complexity, does nothing

Aurora - Open Source Cookieless Analytics Platform

WinBox - a professional HTML5 window manager for the web

Hotwire: Reactive Rails with no JavaScript?

Why puma workers constantly hung, and how we fixed by discovering the bug of Ruby v2.5.8 and v2.6.6

Listing the contents of a remote ZIP archive, without downloading the entire file

Ruby on Rails Controller Patterns and Anti-patterns

Why You Should Avoid Models in Rails Migrations

Skyline - Your GitHub story in 3D

A Complete Guide To HTML Email

Content-aware image resizing in JavaScript

Slow and Steady: Converting Sentry’s Entire Frontend to TypeScript

Real-world CSS vs. CSS-in-JS performance comparison

Natto is a tool for fidgeting with JavaScript

Frontend Toolkit

Lazyfill - polyfills on demand

Charts.css - CSS data visualization framework

Ruby 3.0 changes how methods of subclassed core classes work.

Ruby 3.1 adds Enumerable#compact and Enumerator::Lazy#compact

Rails 6.1 adds delegated_type to ActiveRecord

The 6 Characters That Could Bring Down Your Rails App

Set up Tailwind CSS JIT in a Rails project to compile styles 20x faster

Alba 1.0.0 - the fastest JSON serializer for Ruby

Maily 2.0.0 - a Rails Engine to manage, test and navigate through all your email templates of your app

Clayoven - a Site Generator Aimed at Math-Heavy Sites

Avo v1.0

React 17 removes event pooling in the modern browsers

How to actually test UIs

Comparing the New Generation of Build Tools

JavaScript for impatient programmers (ES2021 edition)

Introducing Kaboom

MathicallJS provides fast maths for applications such as simulation and data processing

Party.js - a JavaScript library to brighten up your user's site experience with visual effects

Css-select - a CSS selector compiler & engine