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Z.

Web Tool & Media Utility

VideoDown — Cross-Platform Downloader

Instant media utility for downloading video (MP4) and converting high-quality audio (MP3) from YouTube, TikTok, and Instagram.

VideoDown — Cross-Platform Downloader

Case Study Overview

Value & Architecture Breakdown

1. Problem

Users face slow, ad-ridden, insecure online video downloaders with frequent link breakage.

2. Solution

Engineered a clean, rate-limited Next.js web application powered by youtube-dl-exec and ffmpeg-static server processing.

3. Tech Stack

TypeScriptNext.js 14React 18Tailwind CSSyoutube-dl-execffmpeg

4. Business Impact

Sub-second URL resolution with reliable conversion across 3 major video platforms.

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How it works

Paste. Pick. Download.

Two simple steps — paste any video link from YouTube, Instagram, or TikTok, choose your format, and download. No accounts, no friction.

01
Paste Your Link

Paste Your Link

Drop a YouTube, Instagram, or TikTok URL into the input field. The app detects the platform automatically.

02
Choose Format

Choose Format

Select whether you want video (MP4) or audio-only (MP3). ffmpeg handles the conversion on the fly.

Full Tech Stack

Every tool powering VideoDown

Languages, frameworks, and libraries used to build the cross-platform downloader.

Languages

TypeScript

Main application language

CSS

Styling via Tailwind CSS

Framework

Next.js 14 (App Router)

Full-stack React framework

React 18

UI rendering

Styling

Tailwind CSS 3

Utility-first CSS framework

PostCSS + Autoprefixer

CSS processing

Libraries

youtube-dl-exec

Video/audio downloading (YouTube, TikTok, Instagram)

ffmpeg-static

Audio conversion (MP3 extraction)

rate-limiter-flexible

API rate limiting

Dev Tools

ESLint

Code linting

TypeScript 5

Type checking

Key Technologies

The tools that powered this project

TypeScriptNext.js 14React 18Tailwind CSSyoutube-dl-execffmpeg

Achievements

Measurable impact

Cross-platform downloads (YouTube, TikTok, Instagram)
Video + MP3 audio extraction via ffmpeg
Rate-limited API for fair usage