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Developer Launch Tools

Check your meta tags, generate robots.txt and sitemaps, get DNS setup guides. All free, zero friction.

Paste any URL, see how it looks on social platforms, get a basic audit with fix suggestions.

Select your framework and what to block, get a copy-paste robots.txt.

Get a sitemap config for your framework, or build a raw sitemap.xml.

Step-by-step DNS records for every registrar + hosting provider combo.

Need more than free tools?

TanStart generates your complete launch kit — favicons, OG images, legal docs, and more. One workspace. Pay per project.