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Stop Manually Copying YouTube Captions: Automate Your Video Data Pipeline
As developers, we know that video content is a gold mine of information. Whether you're building a RAG system, an AI summarizer, or a competitive research tool, transcripts are the foundation. But if you've ever tried to scrape them at scale, you know it's a minefield. The Problem: Why Transcripts are Hard to GetThe official YouTube Data API is powerful but restrictive. It requires heavy OAuth setups, has strict quota limits, and sometimes doesn't even return the captions you expect. Manual
5 Browser-Based Dev Tools You Can Build in Under 100 Lines
Every developer has that moment: you need a quick JSON formatter, a regex tester, or a base64 decoder β and you end up on some sketchy third-party site that logs your data. Here are 5 tools you can build yourself in plain vanilla JS, each under 100 lines.All five are live at profiterole-blog/tools if you want to see them in action first. 1. JSON FormatterWhat it does: Takes ugly, minified JSON and pretty-prints it with indentation.Why it's useful: Debugging API responses is painful when eve
I got tired of bloated React libraries, so I built two tiny ones
I've been building React apps for years, and two things kept frustrating me:Every animation library I tried was either too heavy, caused unnecessary re-renders, or was painful to sequence. And every date picker pulled in date-fns or moment.js just to format a date.So I stopped looking and started building. The result is ReactZero β a family of zero-dependency React primitives that are tiny, accessible, and easy to drop in.Here's what I've shipped so far: @reactzero/flow β animation orchestr
VoidZero is driving the unification of the Javascript ecosystem
VoidZero launch week is drawing to a close, and the world of Javascript development has just been given a significant boost. If you follow developments in build tools, youβll know that fragmentation is rife, and that itβs difficult to stay at the cutting edge without using the best tool for each task. With the latest announcements regarding Vite, Oxlint and Vitest, Evan You team is taking a major step towards the goal of unifying everything to improve performance and simplicity.Here are the key
Building a Client-Side Image Compressor with Canvas API in Next.js
Building a Client-Side Image Compressor with Canvas API in Next.jsMost image compression tools work the same way: upload to server, process, download. That means every file leaves the user's device. For a utility tool focused on privacy, I wanted compression to happen entirely in the browser β no server, no upload, no third-party dependencies.This post covers how I built the Image Compressor at ultimatetools.io using the browser's native Canvas API, with batch processing support (up to 20
How to Install Basic Web Development Tools for Newbie or Beginner Web Developer
Getting into web development is exciting, but before you write your first line of code, you must set up your laptop properly. A clean and well-configured development environment will save you hours of frustration and allow you to focus on what actually matters, learning how to build web applications.Most beginners think the hard part is learning HTML, CSS, or JavaScript. In reality, the first challenge is knowing which tools to install and how to configure them correctly.This guide walks you thr
Mayor of Paris removed parking spaces, "drastically" reduced the number of cars
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The Spreadsheet I Replaced With a Web App (And Almost Went Back)
The Spreadsheet I Replaced With a Web App (And Almost Went Back)For three years, I managed my budget in a Google Sheet.Not a fancy template β just a plain grid I built myself. One tab for income, one for expenses, a SUM formula at the bottom, and a cell I'd turn red when I overspent. Ugly. Functional. Mine.I knew every row. I added entries by hand, every transaction, every coffee. The friction was the point. Typing "$4.50 β coffee β Tuesday" meant I felt that $4.50 instead of watching it v
5 Finance Calculators You Can Build with Pure HTML/CSS/JS (No Framework Needed)
Building finance tools doesn't require React, Vue, or any framework. Pure HTML, CSS, and vanilla JavaScript is all you need to create genuinely useful calculators that run entirely in the browser β no backend, no build step, no npm install.In this post I'll walk through 3 complete calculators you can build today, then point you to a collection of 155+ more. Why Vanilla JS for Finance Calculators?Finance calculators are a perfect use case for no-framework development:Stateless: A compound in
Few treding github repositories
One person AI organisation employee teamFew more trending github repositoriesTags: Github, Trending Repositories, Paperclip, Liteparse, LLMsHey there!!Welcome to the new blogThis blog is about some cool and trending open-source projects that really grab my attention, and a few of them I would love to share belowPaperclipThe AI employee agents repository that helps to create your entire AI employee company, assign, schedule and manage tasks and let the AI agent do the job for you.Lightpanda
Unlocking High-Performance Web Apps with React & Next.js
IntroductionIn today's fast-paced digital landscape, businesses need web applications that are not only functional but also high-performing. React and Next.js are two powerful tools that can help you achieve just that. In this blog post, we'll explore how these technologies enable the creation of high-performance web applications through server-side rendering, static generation, and API routes. What is React?React is a JavaScript library developed by Facebook for building user interfa
Cookie Store API for Efficient Cookie Management
Cookie Store API for Efficient Cookie Management IntroductionIn the ever-evolving landscape of web technologies, efficient cookie management is imperative for maintaining performance, scalability, and user experience. Traditional cookie handling methods in JavaScript have sufficed for many years; however, the advent of the Cookie Store API promises to facilitate state management in web applications further. This article endeavors to provide an exhaustive overview of the Cookie Store A
Dark Mode in 1 Line of Code β Meet vartheme
If you've ever implemented dark mode in React, you already know the struggle.You end up:Setting up contextWriting localStorage logicHandling system preferencesFixing flash of white on load (FOUC)Wiring CSS variablesAnd before you know itβ¦ you've written 200+ lines of boilerplate that has nothing to do with your actual app.So I built vartheme. π¨ The Problem With Dark Mode TodayMost developers fall into one of these approaches: 1. Roll Your Ownβ 200+ lines of codeβ Breaks in SSR / Next.j
I Added AI to Any Website With One Line of JavaScript β Here's How
Last year I got tired of watching businesses lose customers because their websites couldn't answer basic questions at 9pm.So I built EmbedAI β an embeddable AI assistant that works with one line of code:<script src="https://embedai.dev/embed/v1/chat.js"></script>That's it. No API keys. No backend. No configuration. The AI reads your website content and starts answering customer questions immediately.Here's how it works under the hood. The ProblemEvery website has the same issue:
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App Router vs Pages Router in Next.js β a deep, practical guide Shyamalendu Nayak Shyamalendu Nayak Shyamalendu Nayak
React Performance Optimization: The Ultimate Guide β From Quick Wins to Advanced Techniques
React Performance Optimization: The Ultimate Guide β From Quick Wins to Advanced TechniquesYour React app is slow. Maybe it stutters when you type in a search box. Maybe the page takes 6 seconds to load. Maybe that list of 10,000 items makes the browser beg for mercy.You've probably heard "just use useMemo" or "wrap it in React.memo" β but those are band-aids. Real performance optimization starts with understanding why things are slow and measuring before you optimize.This guide covers eve
Rendering a Million Rows: The Ultimate Frontend Performance Guide β Virtualization, Streaming, SSR & Beyond
Rendering a Million Rows: The Ultimate Frontend Performance Guide β Virtualization, Streaming, SSR & BeyondYou've got a million rows. Your product manager wants them all accessible in the UI. The designer mocked up a beautiful infinite-scrolling table. And your browser just burst into flames.Sound familiar?Rendering massive datasets on the frontend is one of those problems that seems simple until you actually try it. Then you discover that the DOM is not your friend when you're asking
Mantine List View Table - From Table to Finder
Row selection, keyboard navigation, context menus, column visibility, dual resize modes, and 6 exported hooks β one release, zero compromises. IntroductionPicture the macOS Finder: you click a file, Shift+click to select a range, right-click for a context menu, double-click a column divider to auto-fit, and hide columns you don't need. Now picture doing all of that in a React table component β with full Mantine integration and zero external dependencies. That's what @gfazioli/mantine-list-v
State Management in React: The Ultimate Guide β Context API, Redux, Zustand, Jotai & More
State Management in React: The Ultimate Guide β Context API, Redux, Zustand, Jotai & MoreIf you've built anything non-trivial in React, you've hit the wall. You know the one β where props are being passed through five components that don't even use them, your state logic is scattered across files, and you're questioning every architectural decision you've ever made.State management is one of the most debated topics in the React ecosystem, and for good reason. The landscape has shifted
Atuin v18.13 β better search, a PTY proxy, and AI for your shell
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