I Built 7 Free Developer Tools in 7 Days - Here's What I Learned

Last week I challenged myself: build and ship one useful developer tool every day for a week. No signup walls, no freemium tricks -- just genuinely useful tools that solve real problems. Here's what came out of it. The Tools 1. OG Tag Checker ( ogchecker.grabshot.dev ) Paste a URL, instantly see how it looks when shared on Twitter, Facebook, LinkedIn, and Slack. Shows all Open Graph and Twitter Card meta tags with warnings for missing or malformed ones. Why I built it: I was debugging why my blog posts looked broken on Twitter. Existing OG checkers were either slow, required login, or showed ads everywhere. 2. Website Grader ( webgrader.grabshot.dev ) Scores your website on performance, SEO, security, and accessibility. Uses Lighthouse under the hood but presents results in a way that's actually actionable. 3. Meta Tag Generator ( metatag.grabshot.dev ) Fill in a form, get copy-pasteable <meta> tags for SEO, Open Graph, and Twitter Cards. Includes a live preview of how your page will l