HeadlineBoost

HeadlineBoost

50+ free SEO tools without signup walls

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HeadlineBoost is a suite of 50+ completely free SEO and developer tools. No signup walls, no credit cards, no API keys. Real data from live DNS/SSL queries. Built for SEO pros, developers, and marketers who are tired of subscription fatigue.
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HeadlineBoost gallery image
HeadlineBoost gallery image
Free
Launch tags:FintechMarketingSEO
Launch Team
Unblocked: AI Code Review That Knows What Matters
Unblocked: AI Code Review That Knows What Matters
High-signal comments that you’ll actually implement
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Hey Product Hunt! 👋 I'm the creator of HeadlineBoost. 🎯 Why I built this: I was tired of hitting paywalls for simple SEO tools. Need to check SSL. Want to format JSON? Signup required. Check DNS? So I spent the last few weeks building what I wish existed: 50+ completely free SEO and developer tools with ZERO signup walls. 🛠️ What's inside (50+ tools): **SEO & Content:** - AI headline analyzer with CTR/SEO scoring - Schema markup generators (Article, Product, FAQ, Rating) - Meta tag generators - Content readability analyzer - Canonical tag validator **Technical SEO:** - SSL certificate checker (reads real certs, not simulated) - DNS lookup & propagation checker - WHOIS lookup with domain age - HTTP headers security analyzer - Broken link checker - Redirect checker **Security & Network:** - Open port scanner (ethical, 21 common ports) - Subdomain finder (DNS brute force, 90+ subdomains) - Domain blacklist checker - IP geolocation lookup - Ping test **Developer Tools:** - JSON formatter & validator (client-side, instant) - JSON visualizer (interactive tree) - RegEx tester - Base64 encoder/decoder - Hash generator (MD5, SHA-1, SHA-256, SHA-512) - Diff checker - UUID generator **Email & Marketing:** - Email subject line generator (AI-powered) - Email validator (syntax + MX records) - Social media caption generator - Product description generator - Landing page copy generator 💡 **What makes it different:** ✅ No signup required - works instantly ✅ No credit card ever ✅ No API keys needed ✅ Real data (actual DNS/SSL queries, not fake) ✅ 2500+ word educational guide per tool ✅ Privacy-first (client-side where possible) ✅ Daily quotas (fair usage, prevents abuse) 🔧 **Tech stack:** - Next.js 15, TypeScript, Tailwind CSS - Node.js for DNS/SSL/WHOIS queries - OpenAI GPT-4o-mini for AI features - Vercel Edge runtime 📊 **Built for:** - SEO professionals & digital marketers - Content creators & bloggers - Web developers & DevOps - Security researchers - Anyone tired of subscription fatigue ❓ **Ask me anything about:** - How specific tools work - Technical implementation details - What tools you'd like to see next - SEO, DNS, SSL, or web development I'm here all day to answer questions and iterate based on your feedback! Thanks for checking it out! 🙏 Try it: https://www.headlineboost.online