RepoStars

Modern, themeable GitHub star history charts. Track and compare repos with beautiful visualizations.

Features

• 15 Themes — Dark, Light, Neon, Minimal, 8-Bit, Sunset, Ocean, Candy, Forest, Terminal, Lava, Arctic, Copper, Synthwave, Sakura
• Compare repos — Up to 5 repos side-by-side on the same chart
• Smart sampling — Interpolated data with smart binning, fast even for repos with 200K+ stars
• Shareable links — URL params sync via nuqs — copy link with repos and theme baked in
• Export PNG — 2x resolution chart export
• 24h CDN cache — Fast repeat loads, no unnecessary GitHub API calls

Development

pnpm install
pnpm dev

Set GITHUB_TOKEN in .env.local for higher API rate limits (5,000/hr vs 60/hr).

Tech Stack

• Next.js 16 (App Router)
• Tailwind CSS v4
• shadcn/ui
• Recharts
• nuqs (URL search params)
• GitHub REST API

License

MIT