DevTool · GitHub Analytics

RepoRadar

GitHub profile scanner that visualizes any user's public repositories with language breakdowns, contribution patterns, and activity stats. No API key required.

Next.js 14 TypeScript Tailwind CSS GitHub API Vercel Bun

Overview

RepoRadar lets you search for any GitHub username and instantly see a visual breakdown of their developer profile. It pulls public data from the GitHub API and renders repository cards, language statistics, and activity analytics — all without requiring an API key or authentication.

Key Features

  • Search any GitHub username and view their full public profile
  • Profile header with avatar, bio, location, follower count, and join date
  • Repository cards with language color coding, star/fork counts, and last updated time
  • Programming language breakdown across all repositories
  • Contribution pattern analysis (creation day statistics)
  • Activity stats: total stars, forks, most starred repo, and highlights
  • No API key required — uses GitHub's public API

Architecture

Built with Next.js 14 and TypeScript, styled with Tailwind CSS. The app fetches data from GitHub's public REST API on the client side, parses repository metadata, and renders interactive analytics components. Deployed on Vercel for instant global access.