Curated tools, utilities, and resources to boost your development workflow.
Promise.all vs Sequential await — animated
Configure async tasks, pick a pattern — sequential, Promise.all, or Promise.allSettled — and watch an animated Gantt chart show exactly when each task runs. Add failures to see how each pattern responds.
Interactive Selector Tester
Pick a preloaded HTML scene — forms, cards, nav, todo list, and more — type a CSS :has() selector, and see matched elements highlight live in your browser. No CodePen, no setup.
VS Code Extension Security Checker
Paste your VS Code extension list and get a risk report in seconds. Checks publisher verification status, last update date, and install count for every extension at once — no CLI, no account.
Conventional Commits Validator
Validate Git commit messages against the Conventional Commits spec in real time. Paste a message and get plain-language feedback on exactly what's wrong — no Commitlint setup required.
Free Cron Job Monitor
Get an email alert the moment a scheduled job misses its window. Heartbeat monitoring for backups, digests, syncs, and any cron job — one curl command to start.