PulseBoard

Real-time narrative intelligence on any topic. In seconds.

Live: pulseboard-one.vercel.app

What it does

Type any topic — get instant, AI-powered analysis from Hacker News, Reddit, and Google News combined into a living dashboard.

Features

• Pulse Score — Single 0-100 metric measuring topic attention intensity
• Narrative Summary — AI-generated overview with sentiment analysis
• Activity Timeline — Bar chart showing when discussions peaked
• Source Breakdown — Visual bar showing platform distribution
• Trending Discussions — Top posts sorted by engagement
• Key Voices — Most influential authors and their positions
• News Feed — Latest articles from Google News
• Controversy Map — Bulls vs Bears breakdown
• Related Topics — Clickable keyword cloud extracted from content
• Predicted Next Moves — Forward-looking analysis based on patterns
• Topic Comparison — Head-to-head analysis with Pulse Scores
• Watchlist — Track topics over time, refresh scores
• Trending Now — Live trending topics from HN + Google News
• Search History — Track and revisit past analyses
• Export Reports — Download analysis as text files
• Dynamic OG Images — Social cards generated per topic
• Auto-refresh — Updates every 5 minutes
• Keyboard shortcut — ⌘K to focus search

Data Sources

Source	Method	Rate Limit
Hacker News	Algolia API	Free, no key
Google News	RSS Feed	Free, no key
Reddit	JSON API	Blocked by Vercel IPs*

*Reddit works locally but returns 403 from Vercel serverless functions.

Tech Stack

• Framework: Next.js 15 (App Router)
• Styling: Tailwind CSS v4
• Animations: Framer Motion
• Analysis: Custom heuristic engine (no LLM API required)
• Deploy: Vercel
• OG Images: Next.js ImageResponse (Edge Runtime)

Local Development

git clone https://github.com/satoshi891102/pulseboard.git
cd pulseboard/app
npm install
npm run dev

Open http://localhost:3000.

Architecture

src/
├── app/
│   ├── page.tsx           # Landing page
│   ├── dashboard/page.tsx # Analysis dashboard
│   ├── compare/page.tsx   # Topic comparison
│   ├── watchlist/page.tsx # Topic watchlist
│   ├── history/page.tsx   # Search history
│   └── api/
│       ├── analyze/       # Main analysis endpoint
│       ├── trending/      # Trending topics
│       └── og/            # Dynamic OG images
├── components/
│   ├── ActivityTimeline   # Discussion recency chart
│   └── EngagementBar     # Visual stat components
└── lib/
    ├── sources.ts        # Data fetching (HN, Reddit, News)
    ├── sentiment.ts      # Title-based sentiment analysis
    └── wordcloud.ts      # Keyword extraction

License

MIT

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Built by Basirah 🔮