The full gallery
Tech stack
19 projects
Free website analyzer & SEO audit tool — scan any site for performance, SEO, security, accessibility & UI/UX issues in 60 seconds. Fix what hurts your ranking.
@WebScore_now · X
Free website security scanner checking SSL, headers, and compliance for instant trust scores and AI-guided fixes.
@MrPenetratorTP · X
MrPenetrator helps businesses monitor their website’s trust, security and performance before problems affect their visitors.
Collection of 125+ free calculators for finance, health, legal, real estate, and travel—no signup required.
@Arafat3599651 · X
Just launched 🧮 125+ free calculators — mortgage, BMI, debt payoff, compound interest, calories & more. No signup. No ads. Everything runs in your browser instantly. #buildinpublic #webdev #react
Bulk check HTTP status codes for up to 1,000 URLs with real-time results and CSV export.
@bulkhttpstatus · X
Check any domain's SSL certificate and TLS security issues instantly.
tlsradar · HN
TLS Radar – Independent SSL/TLS Monitoring, Web and CLI and Claude
Free website SEO audit covering Core Web Vitals, mobile, and schema in 60 seconds.
@spiderwebagent · X
Check out what I just built with Lovable!
Email verification API with real-time validation via syntax, domain, MX, and SMTP checks.
@sachinbapure · X
Test your internet download and upload speeds instantly with no app required.
@checkdotfast · X
Test your app across devices and browsers to catch bugs automatically in minutes.
@vibe_and_go · X
Format and validate JSON online instantly without uploading your data.
@VeganVegan75738 · X
做了一个免费的 JSON 格式化工具。 支持： ✅ JSON 格式化 ✅ JSON 校验 ✅ 在线使用 ✅ 无需安装，数据不上传 开发者日常调试 JSON 可以直接用： #开发者 #前端开发 #工具
Scan websites for security vulnerabilities with A–F grades, fix guides, and weekly monitoring alerts.
@korisecurity · X
What we have now: Vibe coding -> Vibe testing -> Vibe marketing -> Vibe users -> Vibe subscriptions. You may do all but don't Vibe Secure! Scan for those open ports, missing DKIMs or CVEs. Use a professional tool
Free tool to detect AI-generated text instantly, no sign-up required.
new_user___1862026e2883cc743d726f7 · Product Hunt
AI DETECTOR Probably the best AI detector with free no sign-up access.
